Faculty Profiles - KHANAL Samir Kumar | The Hong Kong University of Science and Technology

Samir Kumar KHANAL

PhD in Civil Engineering
The Hong Kong University of Science and Technology, 2002

Professor
Department of Civil and Environmental Engineering

(852) 2358 8183
cekhanal@ust.hk
Room 3566
Personal Web

Google Scholar

5HwOAOkAAAAJ

ORCID

0000-0001-6680-5846

ResearcherID

Q-1044-2015

Scopus ID

6601933348

Research Interest Publications Teaching Assignment RPG Supervision

Research Interest

Innovative water and wastewater treatment processes
Recovery of resources from wastes
Nanobubble technology applications in environmental remediations
Anaerobic digestion
Aquaponics

Publications

All Years 214 2025 8 2024 10 2023 13 2022 14 2021 18 2020 15 2019 136

2025 8

Efficient Remediation of Cr(VI) in Soil by Polypyrrole Modified Corn-Stover Biochar

Water, Air, and Soil Pollution, v. 236, (7), article number 403
Guo, Yiping; Feng, Weijie; Zhang, Qianqian; Shao, Wanfei; Tao, Xiangkai; Zhao, Weigao; Kim, Sang Hyoun; Surendra, K. C.; Khanal, Samir Kumar
Article

Enhanced fluoride removal in a novel magnesium-carbon micro-electrolysis constructed wetland through accelerated electron transport and anodic sacrifice

Journal of Hazardous Materials, v. 492, article number 138062
Li, Bingrui; Hu, Zhen; Zhao, Qian; Heng, Jiayang; Wang, Shuo; Khanal, Samir Kumar; Guo, Zizhang; Zhang, Jian
Article

Enhancing Digestate-Based Bioponics through Ceramsite Addition with and without Biochar: Effects on Water Quality, Nutrient Recovery, Heavy Metal Removal, and Microbial Community Composition

ACS ES and T Engineering
Wongkiew, Sumeth; Amnuaychaichana, Suchana; Srithadindang, Kavisara; Paisuwan, Waroton; Ajavakom, Anawat; Polprasert, Chongrak; Noophan, Pongsak Lek; Supakata, Nuta; Koottatep, Thammarat; Surendra, K. C.; Khanal, Samir Kumar
Article

In-situ intermittent micro-aeration in food waste and sewage sludge anaerobic co-digestion: Performance, stability, and microbial dynamics

Bioresource Technology, v. 427, article number 132398
Chuenchart, Wachiranon; Sawaya, Christelle; Surendra, K. C.; Smith, Adam L.; Khanal, Samir Kumar
Article

Micro-nano bubble ozonation for effective treatment of ibuprofen-laden wastewater and enhanced anaerobic digestion performance

Water Research, v. 273, article number 123006
Zhou, Sining; Qiao, Lei; Jia, Yanyan; Khanal, Samir Kumar; Sun, Lianpeng; Lu, Hui
Article

Novel Insights into the Long-Term Thiosulfate Pretreatment for Enhanced Short-Chain Fatty Acids Production from Sludge Anaerobic Fermentation: Organics Transformation, Electron Transfer, and Microbial Cooperation

ACS ES and T Engineering, v. 5, (1), p. 226-238
Cheng, Boyi; Cheng, Boyi; Zhang, Da; Jiang, Jinqi; Hao, Tianwei; Khanal, Samir Kumar; Zhang, Weijun; Wang, Zongping; Chen, Guanghao; Guo, Gang
Article

Optimizing formation of microalgal-bacterial granular sludge for aquaculture wastewater treatment

Chemical Engineering Journal, v. 504, article number 158884
Yang, Boyi; Yan, Yujian; Jia, Yanyan; Chen, Ben; Khanal, Samir Kumar; Shu, Wen sheng; Lu, Hui
Article

Recent Advances in Aquaponic Systems: A Critical Review

Reviews in Aquaculture, v. 17, (3), article number e70029
Lopchan Lama, Shreeja; Marcelino, Kyle Rafael; Wongkiew, Sumeth; Surendra, K. C.; Hu, Zhen; Lee, Jae Woo; Khanal, Samir Kumar
Article

2024 10

Biochar-Based Strategies for Antibiotics Removal: Mechanisms, Factors, and Application

ACS ES and T Engineering, v. 4, (6), p. 1256-1274
Jia, Yanyan; Ou, Yuyi; Khanal, Samir Kumar; Sun, Lianpeng; Shu, Wen Sheng; Lu, Hui
Article

Bioponic systems with biochar: Insights into nutrient recovery, heavy metal reduction, and microbial interactions in digestate-based bioponics

Waste Management, v. 178, p. 267-279
Wongkiew, Sumeth; Aksorn, Satja; Amnuaychaichana, Suchana; Polprasert, Chongrak; Noophan, Pongsak Lek; Kanokkantapong, Vorapot; Koottatep, Thammarat; Surendra, K. C.; Khanal, Samir Kumar
Article

Electrochemical-coupled sulfur-driven autotrophic denitrification for nitrogen removal from raw landfill leachate: Evaluation of performance and mechanisms

Water Research, v. 256, article number 121592
Liang, Huiyu; Jia, Yanyan; Khanal, Samir Kumar; Huang, Dongqi; Sun, Lianpeng; Lu, Hui
Article

Electrogenerated singlet oxygen and reactive chlorine species enhancing volatile fatty acids production from co-fermentation of waste activated sludge and food waste: The key role of metal oxide coated electrodes

Water Research, v. 260, p. 121953, article number 121953
Lin, Qingshan; Xi, Shihao; Cheng, Boyi; Jiang, Jinqi; Zan, Feixiang; Tang, Yuanzhe; Li, Yeqing; Khanal, Samir Kumar; Wang, Zongping; Chen, Guanghao; Guo, Gang
Article

Fermented lily bulbs by “Jiangshui” probiotics improves lung health in mice

Food Chemistry, v. 440
Khan, Aman; Wang, Weidong; Ji, Jing; Ling, Zhenmin; Liu, Pu; Xiao, Sa; Han, Huawen; Salama, El-Sayed; KHANAL, Samir Kumar; Li, Xiangkai
Article

Insights into the role of electrochemical stimulation on sulfur-driven biodegradation of antibiotics in wastewater treatment

Water Research, v. 266, article number 122385
Quan, Haoting; Jia, Yanyan; Zhang, Huiqun; Ji, Fahui; Shi, Yongsen; Deng, Qiujin; Hao, Tianwei; Khanal, Samir Kumar; Sun, Lianpeng; Lu, Hui
Article

Optimization of a Novel Engineered Ecosystem Integrating Carbon, Nitrogen, Phosphorus, and Sulfur Biotransformation for Saline Wastewater Treatment Using an Interpretable Machine Learning Approach

Environmental Science and Technology, v. 58, (29), p. 12989-12999
Jiang, Jinqi; Xiang, Xiang; Zhou, Qinhao; Zhou, Lichang; Bi, Xinqi; Khanal, Samir Kumar; Wang, Zongping; Chen, Guanghao; Guo, Gang
Article

Recent advances in microalgal production, harvesting, prediction, optimization, and control strategies

Bioresource Technology, v. 391, article number 129924
Shitanaka, Ty; Fujioka, Haylee; Khan, Muzammil; Kaur, Manpreet; Du, Zhi Yan; Khanal, Samir Kumar
Article

Understanding Anaerobic Co-digestion of Organic Wastes through Meta-Analysis

ACS ES and T Engineering, v. 4, (5), p. 1177-1192
Chuenchart, Wachiranon; Surendra, K. C.; Khanal, Samir Kumar
Article

Rethinking anaerobic digestion for bioenergy and biopolymers production: Challenges and opportunities

Conversion of waste and biomass to fuels and polymers / edited by Li Yebo. Elsevier Inc., 2024, p. 1-109
Ge, Xumeng; Tanvir, Rahamat Ullah; Hu, Zhiqiang; Hassanein, Amro; Lansing, Stephanie; Yu, Zhongtang; Luo, Hao; Wang, Zhi Wu; Wan, Caixia; Yang, Liangcheng; Khanal, Samir Kumar; Li, Yebo
Book chapter

2023 13

Applications of artificial intelligence in anaerobic co-digestion: Recent advances and prospects

Bioresource Technology, v. 370, article number 128501
Khan, Muzammil; Chuenchart, Wachiranon; Surendra, K. C.; Kumar Khanal, Samir
Article

Artificial intelligence and machine learning for smart bioprocesses

Bioresource Technology, v. 375, article number 128826
Khanal, Samir Kumar; Tarafdar, Ayon; You, Siming
Article

Biotechnology for Resource Efficiency, Energy, Environment, Chemicals, and Health

Bioenergy Research, v. 16, (1), p. 1-3
Tarafdar, Ayon; Varjani, Sunita; Khanal, Samir; You, Siming; Pandey, Ashok
Article

Effect of zero-valent iron nanoparticles on taxonomic composition and hydrogen production from kitchen waste

Bioresource Technology, v. 387, article number 129578
Luo, Lijun; Mak, Ka Lee; Mal, Joyabrata; Khanal, Samir Kumar; Pradhan, Nirakar
Article

Effects of Straw Biochar on Heavy Metal Cu in Soil Under Different Conditions

Communications in Soil Science and Plant Analysis, v. 54, (2), p. 203-217
Guo, Yiping; Tao, Xiangkai; Zhu, Weiyong; Ji, Yapeng; Surendra, K. C.; Khanal, Samir Kumar; Liu, Bingtao; Li, Guoting
Article

Effects of vermicompost leachate on nitrogen, phosphorus, and microbiome in a food waste bioponic system

Journal of Environmental Management, v. 339, article number 117860
Wongkiew, Sumeth; Polprasert, Chongrak; Noophan, Pongsak (Lek); Koottatep, Thammarat; Kanokkantapong, Vorapot; Surendra, K. C.; Khanal, Samir Kumar
Article

Evaluation of Nanaerobic Digestion as a Mechanism to Explain Surplus Methane Production in Animal Rumina and Engineered Digesters

Environmental Science and Technology, v. 57, (33), p. 12302-12314
Wu, Zhuoying; Nguyen, Duc; Shrestha, Shilva; Raskin, Lutgarde; Khanal, Samir Kumar; Lee, Po Heng
Article

Flocculation of oleaginous green algae with Mortierella alpina fungi

Bioresource Technology, v. 385, article number 129391
Shitanaka, Ty; Higa, Lauren; Bryson, Abigail E.; Bertucci, Conor; Vande Pol, Natalie; Lucker, Ben; Khanal, Samir; Bonito, Gregory; Du, Zhi Yan
Article

Micronanobubble Aeration Enhances Plant Yield and Nitrification in Aquaponic Systems

ACS ES and T Engineering, v. 3, (11), p. 2081-2096
Marcelino, Kyle Rafael; Wongkiew, Sumeth; Shitanaka, Ty; Surendra, K. C.; Song, Bongkeun; Khanal, Samir Kumar
Article

Nanobubble technology applications in environmental and agricultural systems: Opportunities and challenges

Critical Reviews in Environmental Science and Technology, v. 53, (14), p. 1378-1403
Marcelino, Kyle Rafael; Ling, Li; Wongkiew, Sumeth; Nhan, Hua Thai; Surendra, K. C.; Shitanaka, Ty; Lu, Hui; Khanal, Samir Kumar
Article

Nanobubbles in water and wastewater treatment systems: Small bubbles making big difference

Water Research, v. 245, article number 120613
Jia, Mingyi; Farid, Muhammad Usman; Kharraz, Jehad A.; Kumar, Nallapaneni Manoj; Chopra, Shauhrat S.; Jang, Am; Chew, John; Khanal, Samir Kumar; Chen, Guanghao; An, Alicia Kyoungjin
Article

Use of nanobubble water bioaugmented anaerobically digested sludge for high-efficacy energy production from high-solids anaerobic digestion of corn straw

Science of the Total Environment, v. 863, article number 160825
Wang, Xuezhi; Lei, Zhongfang; Zhang, Zhenya; Shimizu, Kazuya; Lee, Duu Jong; Khanal, Samir Kumar
Article

Water-energy-greenhouse gas nexus of a novel high-rate activated sludge-two-stage vertical up-flow constructed wetland system for low-carbon wastewater treatment

Water Research, v. 229, article number 119491
Ji, Mingde; Wang, Jie; Khanal, Samir Kumar; Wang, Saqi; Zhang, Jian; Liang, Shuang; Xie, Huijun; Wu, Haiming; Hu, Zhen
Article

2022 14

Anaerobic co-digestion of various organic wastes: Kinetic modeling and synergistic impact evaluation

Bioresource Technology, v. 343, article number 126063
Karki, Renisha; Chuenchart, Wachiranon; Surendra, K. C.; Sung, Shihwu; Raskin, Lutgarde; Khanal, Samir Kumar
Article

Anaerobic membrane bioreactors for pharmaceutical-laden wastewater treatment: A critical review

Bioresource Technology, v. 361, article number 127667
Oberoi, Akashdeep Singh; Surendra, K. C.; Wu, Di; Lu, Hui; Wong, Jonathan W.C.; Kumar Khanal, Samir
Article

Application of machine learning in anaerobic digestion: Perspectives and challenges

Bioresource Technology, v. 345, article number 126433
Andrade Cruz, Ianny; Chuenchart, Wachiranon; Long, Fei; Surendra, K. C.; Renata Santos Andrade, Larissa; Bilal, Muhammad; Liu, Hong; Tavares Figueiredo, Renan; Khanal, Samir Kumar; Fernando Romanholo Ferreira, Luiz
Article

Bioconversion of waste-to-resources (BWR-2021): Valorization of industrial and agro-wastes to fuel, feed, fertilizer, and biobased products

Bioresource Technology, v. 347, article number 126739
Surendra, K. C.; Angelidaki, Irini; Khanal, Samir Kumar
Article

Catalytic co-hydrothermal carbonization of food waste digestate and yard waste for energy application and nutrient recovery

Bioresource Technology, v. 344, article number 126395
He, Mingjing; Zhu, Xiefei; Dutta, Shanta; Khanal, Samir Kumar; Lee, Keat Teong; Masek, Ondrej; Tsang, Daniel C.W.
Article

Chicken manure-based bioponics: Effects of acetic acid supplementation on nitrogen and phosphorus recoveries and microbial communities

Waste Management, v. 137, p. 264-274
Wongkiew, Sumeth; Polprasert, Chongrak; Koottatep, Thammarat; Limpiyakorn, Tawan; Surendra, K. C.; Khanal, Samir Kumar
Article

Comparison of fuel consumption and emission of small two-stroke engine of electric generator fueled by methanol, biogas and mixed methanol-biogas

Journal of Applied Engineering Science, v. 20, (4), p. 1034-1039
Dana, I. Wayan Agus Rantia; Lie, David; Adnyana, I. Wayan Bandem; Nindhia, Tjokorda Gde Tirta; Khanal, Samir Kumar; Nindhia, Tjokorda Sari
Article

Dynamic anaerobic membrane bioreactor coupled with sulfate reduction (SrDMBR) for saline wastewater treatment

Bioresource Technology, v. 346, article number 126447
Ahmar Siddiqui, Muhammad; Biswal, Basanta Kumar; Heynderickx, Philippe M.; Kim, Jeonghwan; Khanal, Samir Kumar; Chen, Guanghao; Wu, Di
Article

Effects of Cu and Zn contamination on chicken manure-based bioponics: Nitrogen recovery, bioaccumulation, microbial community, and health risk assessment

Journal of Environmental Management, v. 311, article number 114837
Aksorn, Satja; Kanokkantapong, Vorapot; Polprasert, Chongrak; Noophan, Pongsak (Lek); Khanal, Samir Kumar; Wongkiew, Sumeth
Article

Lignin chemical controls on bioconversion of tropically grown C₄ bioenergy grasses to biofuels and biobased products

Bioresource Technology Reports, v. 18, article number 101015
Wells, Jon M.; Crow, Susan E.; Khanal, Samir Kumar; Turn, Scott Q.
Article

Role of interspecies electron transfer stimulation in enhancing anaerobic digestion under ammonia stress: Mechanisms, advances, and perspectives

Bioresource Technology, v. 360, article number 127558
Xu, Jun; Kumar Khanal, Samir; Kang, Yurui; Zhu, Jiaxin; Huang, Xia; Zong, Yang; Pang, Weihai; Surendra, K. C.; Xie, Li
Article

Sewage sludge digestion beyond biogas: Electrochemical pretreatment for biochemicals

Water Research, v. 208, article number 117839
Zeng, Qian; Zan, Feixiang; Hao, Tianwei; Khanal, Samir Kumar; Chen, Guanghao
Article

Untapped Potential: Applying Microbubble and Nanobubble Technology in Water and Wastewater Treatment and Ecological Restoration

ACS ES and T Engineering, v. 2, (9), p. 1558-1573
Zhou, Sining; Marcelino, Kyle Rafael; Wongkiew, Sumeth; Sun, Lianpeng; Guo, Wuzhen; Khanal, Samir Kumar; Lu, Hui
Article

Micro-Aerobic Digestion for Advanced Process Stability and Biogas Desulfurization

95th Water Environment Federation Technical Exhibition and Conference, WEFTEC 2022, Water Environment Federation, 2022, p. 1625-1642
Kraakman, Bart; Romero, Adrian; Diaz, Israel; Wu, Zhuoying; Noessen, Matt; Munoz, Raul; Khanal, Samir Kumar; Lee, Po Heng
Conference paper

2021 18

Anaerobic co-digestion: Current status and perspectives

Bioresource Technology, v. 330, article number 125001
Karki, Renisha; Chuenchart, Wachiranon; Surendra, K. C.; Shrestha, Shilva; Raskin, Lutgarde; Sung, Shihwu; Hashimoto, Andrew; Kumar Khanal, Samir
Article

Anaerobic digestion and hot water pretreatment of tropically grown c₄ energy grasses: Mass, carbon, and energy conversions from field biomass to fuels

Agronomy, v. 11, (5), article number 838
Wells, Jon M.; Crow, Susan E.; Khanal, Samir Kumar; Turn, Scott; Hashimoto, Andrew; Kiniry, Jim; Meki, Norman
Article

Anaerobic digestion beyond biogas

Bioresource Technology, v. v. 337, article number 125378
Kumar Khanal, Samir; Lü, Fan; Wong, Jonathan W.C.; Wu, Di; Oechsner, Hans
Article

Anaerobic self-forming dynamic membrane bioreactors (AnSFDMBRs) for wastewater treatment – Recent advances, process optimization and perspectives

Bioresource Technology, v. 332, article number 125101
Siddiqui, Muhammad Ahmar; Biswal, Basanta Kumar; Saleem, Mubbshir; Guan, Dao; Iqbal, Asad; Wu, Di; Khanal, Samir Kumar; Chen, Guanghao
Article

Assessing the effects of digestates and combinations of digestates and fertilizer on yield and nutrient use of brassica juncea (Kai choy)

Agronomy, v. 11, (3), article number 509
Jamison, Jacqueline; Khanal, Samir Kumar; Nguyen, Nhu H.; Deenik, Jonathan L.
Article

Biogenic Sulfide For Azo Dye Decolorization From Textile Dyeing Wastewater

Chemosphere, v. v. 283, article number 131158
Zeng, Qian; Wang, Yu; Zan, Feixiang; Khanal, Samir Kumar; Hao, Tianwei
Article

Bioponic system for nitrogen and phosphorus recovery from chicken manure: Evaluation of manure loading and microbial communities

Waste Management, v. 125, p. 67-76
Wongkiew, Sumeth; Koottatep, Thammarat; Polprasert, Chongrak; Prombutara, Pinidphon; Jinsart, Wanida; Khanal, Samir Kumar
Article

Ciprofloxacin-degrading Paraclostridium sp. isolated from sulfate-reducing bacteria-enriched sludge: Optimization and mechanism

Water Research, v. 191, article number 116808
Fang, Heting; Oberoi, Akashdeep Singh; He, Zhiqing; Khanal, Samir Kumar; Lu, Hui
Article

Efficiency of transporter genes and proteins in hyperaccumulator plants for metals tolerance in wastewater treatment: Sustainable technique for metal detoxification

Environmental Technology and Innovation, v. 23, article number 101725
Sharma, Pooja; Ngo, Huu Hao; KHANAL, Samir Kumar; Larroche, Christian; Kim, Sang Hyoun; Pandey, Ashok
Article

Electron distribution in sulfur-driven autotrophic denitrification under different electron donor and acceptor feeding schemes

Chemical Engineering Journal, v. 404, article number 126486
Oberoi, Akashdeep Singh; Huang, Haiqin; Khanal, Samir Kumar; Sun, Lianpeng; Lu, Hui
Article

Influence of ibuprofen and its biotransformation products on different biological sludge systems and ecosystem

Environment International, v. 146, article number 106265
Jia, Yanyan; Khanal, Samir Kumar; Yin, Linwan; Sun, Lianpeng; Lu, Hui
Article

Nanobubble technology in anaerobic digestion: A review

Bioresource Technology, v. 329, article number 124916
Chuenchart, Wachiranon; Karki, Renisha; Shitanaka, Ty; Marcelino, Kyle Rafael; Lu, Hui; Khanal, Samir Kumar
Article

Nitrogen Recovery via Aquaponics−Bioponics: Engineering Considerations and Perspectives

ACS ES and T Engineering, v. 1, (3), p. 326-339
Wongkiew, Sumeth; Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Nhan, Hua Thai; Marcelino, Kyle Rafael; Khanal, Samir Kumar
Article

Renewable hydrogen production from biomass and wastes (ReBioH₂-2020)

Bioresource Technology, v. 331, article number 125024
Kim, Sang Hyoun; Kumar, Gopalakrishnan; Chen, Wei Hsin; Khanal, Samir Kumar
Article

Synergistic association between cytochrome bd-encoded Proteiniphilum and reactive oxygen species (ROS)-scavenging methanogens in microaerobic-anaerobic digestion of lignocellulosic biomass

Water Research, v. 190, article number 116721
Wu, Zhuoying; Nguyen, Duc; Lam, Theo Y.C.; Zhuang, Huichuan; Shrestha, Shilva; Raskin, Lutgarde; Khanal, Samir Kumar; Lee, Po Heng
Article

Understanding the Anaerobic Digestibility of Lignocellulosic Substrates Using Rumen Content as a Cosubstrate and an Inoculum

ACS ES and T Engineering, v. 1, (3), p. 424-435
Fonoll, Xavier; Shrestha, Shilva; Khanal, Samir Kumar; Dosta, Joan; Mata-Alvarez, Joan; Raskin, Lutgarde
Article

Biomass, Biofuels, Biochemicals: Green-Economy: Systems Analysis for Sustainability

Murthy, Ganti S.; Gnansounou, Edgard; Khanal, Samir Kumar; Pandey, Ashok
Book

Performance of 500 liter stainless steel portable biogas anaerobic digester with agitator designed for the tropical developing country

Material and Manufacturing Technology XI - Selected peer reviewed papers from the 11th International Conference on Materials and Manufacturing Technology, 11th ICMMT 2020 / edited by Khovaylo Vladimir; Chancharoen Ratchatin. Trans Tech Publications Ltd, 2021, p. 160-165
Sebayuana, Kadek; Nindhia, Tjokorda Gde Tirta; Surata, I. Wayan; Nindhia, Tjokorda Sari; Shukla, Shailendra Kumar; Khanal, Samir Kumar
Conference paper

2020 15

A Conversation with Samir Khanal

Industrial Biotechnology, v. 16, (4), p. 218-219
Khanal, Samir K.
Article

Alleviating sulfide toxicity using biochar during anaerobic treatment of sulfate-laden wastewater

Bioresource Technology, v. 301, article number 122711
Oliveira, Fernanda R.; Surendra, K. C.; Jaisi, Deb P.; Lu, Hui; Unal-Tosun, Gulcin; Sung, Shihwu; Khanal, Samir Kumar
Article

Bioconversion of yellow wine wastes into microbial protein via mixed yeast-fungus cultures

Bioresource Technology, v. 299, article number 122565
Zhu, Wenzhe; He, Qiuying; Gao, Hang; Nitayavardhana, Saoharit; Khanal, Samir Kumar; Xie, Li
Article

Biotransformation of ibuprofen in biological sludge systems: Investigation of performance and mechanisms

Water Research, v. 170, article number 115303
Jia, Yanyan; Yin, Linwan; Khanal, Samir Kumar; Zhang, Huiqun; Oberoi, Akashdeep Singh; Lu, Hui
Article

Hot water pretreatment of lignocellulosic biomass: Modeling the effects of temperature, enzyme and biomass loadings on sugar yield

Bioresource Technology, v. 300, article number 122593
Wells, Jon M.; Drielak, Edward; Surendra, K. C.; Kumar Khanal, Samir
Article

Innovations in environmental bioprocesses for sustainable development

Environmental Science and Pollution Research, v. 27, (22), p. 27169-27171
Rene, Eldon R.; Bhaskar, Thallada; Sang, Byoung In; Khanal, Samir Kumar; Pandey, Ashok
Article

New horizons in biotechnology: Advances in sustainable industrial and environmental bioprocesses and bioproducts

Industrial Crops and Products, v. 158, article number 113000
Varjani, Sunita J.; Taherzadeh, Mohammad; Khanal, Samir; Pandey, Ashok
Article

Phosphorus adsorption behaviors of MgO modified biochars derived from waste woody biomass resources

Journal of Environmental Chemical Engineering, v. 8, (2), article number 103723
Oginni, Oluwatosin; Yakaboylu, Gunes A.; Singh, Kaushlendra; Sabolsky, Edward M.; Unal-Tosun, Gulcin; Jaisi, Deb; Khanal, Samir; Shah, Ajay
Article

Recent advances in anaerobic digestion

Bioresource Technology, v. 316, article number 123955
Khanal, Samir Kumar; Wong, Jonathan W.C.; Sánchez, Antoni; Insam, Heribert
Article

Rethinking organic wastes bioconversion: Evaluating the potential of the black soldier fly (Hermetia illucens (L.)) (Diptera: Stratiomyidae) (BSF)

Waste Management, v. 117, p. 58-80
Surendra, K. C.; Tomberlin, Jeffery K.; van Huis, Arnold; Cammack, Jonathan A.; Heckmann, Lars Henrik L.; Khanal, Samir Kumar
Article

Waste-to-resources: Opportunities and challenges

Bioresource Technology, v. 317, article number 123987
Khanal, Samir Kumar; Varjani, Sunita; Sze Ki Lin, Carol; Awasthi, Mukesh Kumar
Article

Current developments in biotechnology and bioengineering: Resource recovery from wastes

Varjani, Sunita; Pandey, Ashok; Gnansounou, Edgard; Khanal, Samir Kumar; Raveendran, Sindhu
Book

Current Developments in Biotechnology and Bioengineering: Sustainable Bioresources for the Emerging Bioeconomy

Kataki, Rupam; Pandey, Ashok; Khanal, Samir Kumar; Pant, Deepak
Book

Aquaponics for resource recovery and organic food productions

Current Developments in Biotechnology and Bioengineering / Elsevier, 2020, p. 475-494
Wongkiew, Sumeth; Hu, Zhen; Nhan, Hua Thai; Khanal, Samir Kumar
Book chapter

Resource recovery from waste

Current Developments in Biotechnology and Bioengineering / Elsevier, 2020, p. 3-11
Varjani, Sunita; Pandey, Ashok; Gnansounou, Edgard; Khanal, Samir Kumar; Raveendran, Sindhu
Book chapter

2019 12

Anaerobic digestion of hydrothermally-pretreated lignocellulosic biomass: Influence of pretreatment temperatures, inhibitors and soluble organics on methane yield

Bioresource Technology, v. 284, p. 128-138
Phuttaro, Chettaphong; Sawatdeenarunat, Chayanon; Surendra, K. C.; Boonsawang, Piyarat; Chaiprapat, Sumate; Khanal, Samir Kumar
Article

Elucidating pyrolysis behaviour of activated sludge in granular and flocculent form: Reaction kinetics and mechanism

Water Research, v. 162, p. 409-419
Li, Xiling; Lin, Sen; Hao, Tianwei; Khanal, Samir Kumar; Chen, Guanghao
Article

Fundamental Insights into Ciprofloxacin Adsorption by Sulfate-reducing Bacteria Sludge: Mechanisms and Thermodynamics

Chemical Engineering Journal, v. v. 378, article number 122103
Jia, Yanyan; Lü, Huanliang; Song, Shiliu; Zhang, Huiqun; Khanal, Samir Kumar
Article

Insights Into Pharmaceuticals Removal in an Anaerobic Sulfate-reducing Bacteria Sludge System

Water Research, v. 161, p. 191-201
Jia, Yanyan; Zhang, Huiqun; Khanal, Samir Kumar; Yin, Linwan; Lu, Hui
Article

Insights into the Fate and Removal of Antibiotics in Engineered Biological Treatment Systems: A Critical Review

Environmental Science and Technology, v. v.53, p. 7234-7264
Oberoi, Akashdeep Singh; Jia, Yanyan; Zhang, Huiqun; Khanal, Samir Kumar; Lü, Huanliang
Article

Intermittent micro-aeration: New strategy to control volatile fatty acid accumulation in high organic loading anaerobic digestion

Water Research, v. 166, article number 115080
Nguyen, Duc; Wu, Zhuoying; Shrestha, Shilva; Lee, Po Heng; Raskin, Lutgarde; Khanal, Samir Kumar
Article

Removal of sulfamethoxazole (SMX) in sulfate-reducing flocculent and granular sludge systems

Bioresource Technology, v. 288, article number 121592
Qiu, Lin Qing; Zhang, Liang; Tang, Kai; Chen, Guanghao; Kumar Khanal, Samir; Lu, Hui
Article

Biofuels: Alternative feedstocks and conversion processes for the production of liquid and gaseous biofuels

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 1-886
Pandey, Ashok; Larroche, Christian; Dussap, Claude Gilles; Gnansounou, Edgard; Khanal, Samir Kumar; Ricke, Steven
Book chapter

Biogas from wastes: Processes and applications

Sustainable Resource Recovery and Zero Waste Approaches / Elsevier, 2019, p. 165-174
Khanal, Samir Kumar; Nindhia, Tjokorda Gde Tirta; Nitayavardhana, Saoharit
Book chapter

Biogas production by anaerobic digestion: Status and perspectives

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 763-778
Nguyen, Duc; Nitayavardhana, Saoharit; Sawatdeenarunat, Chayanon; Surendra, K. C.; Khanal, Samir Kumar
Book chapter

Biogas production from industrial effluents

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 779-816
Sawatdeenarunat, Chayanon; Wangnai, Chinnapong; Songkasiri, Warinthorn; Panichnumsin, Pornpan; Saritpongteeraka, Kanyarat; Boonsawang, Piyarat; Khanal, Samir Kumar; Chaiprapat, Sumate
Book chapter

Syngas fermentation into biofuels and biochemicals

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 301-327
Yasin, Muhammad; Cha, Minseok; Chang, In Seop; Atiyeh, Hasan K.; Munasinghe, Pradeep; Khanal, Samir Kumar
Book chapter

2018 15

A little breath of fresh air into an anaerobic system: How microaeration facilitates anaerobic digestion process

Biotechnology Advances, v. 36, (7), p. 1971-1983
Nguyen, Duc; Khanal, Samir Kumar
Article

Anaerobic digestion of high-yielding tropical energy crops for biomethane production: Effects of crop types, locations and plant parts

Bioresource Technology, v. 262, p. 194-202
Surendra, K. C.; Ogoshi, Richard; Reinhardt-Hanisch, Annett; Oechsner, Hans; Zaleski, Halina M.; Hashimoto, Andrew G.; Khanal, Samir Kumar
Article

Aquaponic Systems for Sustainable Resource Recovery: Linking Nitrogen Transformations to Microbial Communities

Environmental Science and Technology, v. 52, (21), p. 12728-12739
Wongkiew, Sumeth; Park, Mee Rye; Chandran, Kartik; Khanal, Samir Kumar
Article

Ciprofloxacin degradation in anaerobic sulfate-reducing bacteria (SRB) sludge system: Mechanism and pathways

Water Research, v. 136, p. 64-74
Jia, Yanyan; Khanal, Samir Kumar; Shu, Haoyue; Zhang, Huiqun; Chen, Guang Hao; Lu, Hui
Article

Decentralized biorefinery for lignocellulosic biomass: Integrating anaerobic digestion with thermochemical conversion

Bioresource Technology, v. 250, p. 140-147
Sawatdeenarunat, Chayanon; Nam, Hyungseok; Adhikari, Sushil; Sung, Shihwu; Khanal, Samir Kumar
Article

Effects of CO on hydrogenotrophic methanogenesis under thermophilic and extreme-thermophilic conditions: Microbial community and biomethanation pathways

Bioresource Technology, v. 266, p. 364-373
Bu, Fan; Dong, Nanshi; Kumar Khanal, Samir; Xie, Li; Zhou, Qi
Article

Elucidating the stimulatory and inhibitory effects of dissolved sulfide on sulfur-oxidizing bacteria (SOB) driven autotrophic denitrification

Water Research, v. 133, p. 165-172
Lu, Hui; Huang, Haiqin; Yang, Weiming; Mackey, Hamish Robert; Khanal, Samir Kumar; WU, Di; Chen, Guang Hao
Article

High yielding tropical energy crops for bioenergy production: Effects of plant components, harvest years and locations on biomass composition

Bioresource Technology, v. 251, p. 218-229
Surendra, K. C.; Ogoshi, Richard; Zaleski, Halina M.; Hashimoto, Andrew G.; Khanal, Samir Kumar
Article

Influence of oxytetracycline on the fate of Nitrogen species in a recirculating aquaculture system

Membrane Water Treatment, v. 9, (2), p. 123-128
Medriano, Carl A.D.; Yoon, Hyojik; Chandran, Kartik; Khanal, Samir K.; Lee, Jaewoo; Cho, Yunchul; Kim, Sungpyo
Article

Nitrogen recovery and nitrous oxide (N₂O) emissions from aquaponic systems: Influence of plant species and dissolved oxygen

International Biodeterioration and Biodegradation, v. 134, p. 117-126
Wongkiew, Sumeth; Popp, Brian N.; Khanal, Samir Kumar
Article

Performance and microbial community of hydrogenotrophic methanogenesis under thermophilic and extreme-thermophilic conditions

Bioresource Technology, v. 266, p. 454-462
Dong, Nanshi; Bu, Fan; Zhou, Qi; Khanal, Samir Kumar; Xie, Li
Article

Preface: ICAFE-2017 Special Issue

Bioresource Technology, v. 260, p. 433
Kim, Sang Hyoun; Kumar, Gopalakrishnan; Rene, Eldon R.; Khanal, Samir Kumar
Article

Understanding the Role of Extracellular Polymeric Substances on Ciprofloxacin Adsorption in Aerobic Sludge, Anaerobic Sludge, and Sulfate-Reducing Bacteria Sludge Systems

Environmental Science and Technology, v. 52, (11), p. 6476-6486
Zhang, Huiqun; Jia, Yanyan; Khanal, Samir Kumar; Lu, Hui; Fang, Heting; Zhao, Qing
Article

Waste biorefinery: Potential and perspectives

Bhaskar, Thallada; Pandey, Ashok; Mohan, S. Venkata; Lee, Duu Jong; Khanal, Samir Kumar
Book

Insect-based biorefinery for bioenergy and bio-based products

Waste Biorefinery / Elsevier, 2018, p. 657-669
Rajendran, Karthik; Surendra, K. C.; Tomberlin, Jeffery K.; Khanal, Samir K.
Book chapter

2017 11

1st International Conference on Bioresource Technology for Bioenergy, Bioproducts & Environmental Sustainability (BIORESTEC)

Bioresource Technology, v. 237, p. 1-2
Pant, Deepak; Singhania, Reeta Rani; Teixeira, José António; Khanal, Samir
Article

Biological strategies for enhanced hydrolysis of lignocellulosic biomass during anaerobic digestion: Current status and future perspectives

Bioresource Technology, v. 245, p. 1245-1257
Shrestha, Shilva; Fonoll, Xavier; Khanal, Samir Kumar; Raskin, Lutgarde
Article

Enhanced volatile fatty acids production during anaerobic digestion of lignocellulosic biomass via micro-oxygenation

Bioresource Technology, v. 237, p. 139-145
Sawatdeenarunat, Chayanon; Sung, Shihwu; Khanal, Samir Kumar
Article

Environmental application of biochar: Current status and perspectives

Bioresource Technology, v. 246, p. 110-122
Oliveira, Fernanda R.; Patel, Anil K.; Jaisi, Deb P.; Adhikari, Sushil; Lu, Hui; Khanal, Samir Kumar
Article

Fate of nitrogen in floating-raft aquaponic systems using natural abundance nitrogen isotopic compositions

International Biodeterioration and Biodegradation, v. 125, p. 24-32
Wongkiew, Sumeth; Popp, Brian N.; Kim, Hye Ji; Khanal, Samir Kumar
Article

Nitrogen transformations in aquaponic systems: A review

Aquacultural Engineering, v. 76, p. 9-19
Wongkiew, Sumeth; Hu, Zhen; Chandran, Kartik; Lee, Jae Woo; Khanal, Samir Kumar
Article

Removal of hydrogen sulfide generated during anaerobic treatment of sulfate-laden wastewater using biochar: Evaluation of efficiency and mechanisms

Bioresource Technology, v. 234, p. 115-121
Kanjanarong, Jarupat; Giri, Balendu S.; Jaisi, Deb P.; Oliveira, Fernanda R.; Boonsawang, Piyarat; Chaiprapat, Sumate; Singh, R. S.; Balakrishna, Avula; Khanal, Samir Kumar
Article

Special Issue on Biochar: Production, Characterization and Applications – Beyond Soil Applications

Bioresource Technology, v. 246, p. 1
Sanroman, Maria Angeles; Lee, Duu Jong; Khanal, Samir; Ok, Yong Sik
Article

Sulfamethoxazole degradation in anaerobic sulfate-reducing bacteria sludge system

Water Research, v. 119, p. 12-20
Jia, Yanyan; Khanal, Samir Kumar; Zhang, Huiqun; Chen, Guang Hao; Lu, Hui
Article

Two-stage thermophilic bio-hydrogen and methane production from oil palm trunk hydrolysate using Thermoanaerobacterium thermosaccharolyticum KKU19

International Journal of Hydrogen Energy, v. 42, (47), p. 28222-28232
Sitthikitpanya, Saruda; Reungsang, Alissara; Prasertsan, Poonsuk; Khanal, Samir Kumar
Article

Anaerobic Bioreactors/Digesters: Design and Development

Current Developments in Biotechnology and Bioengineering / Elsevier Inc., 2017, p. 261-279
Khanal, S. K.; Giri, B.; Nitayavardhana, S.; Gadhamshetty, V.
Book chapter

2016 7

Anaerobic biorefinery: Current status, challenges, and opportunities

Bioresource Technology, v. 215, p. 304-313
Sawatdeenarunat, Chayanon; Nguyen, Duc; Surendra, K. C.; Shrestha, Shilva; Rajendran, Karthik; Oechsner, Hans; Xie, Li; Khanal, Samir Kumar
Article

Bioconversion of organic wastes into biodiesel and animal feed via insect farming

Renewable Energy, v. 98, p. 197-202
Surendra, K. C.; Olivier, Robert; Tomberlin, Jeffery K.; Jha, Rajesh; Khanal, Samir Kumar
Article

Biorefinery approach for cassava-based industrial wastes: Current status and opportunities

Bioresource Technology, v. 215, p. 50-62
Zhang, Ming; Xie, Li; Yin, Zhixuan; Khanal, Samir Kumar; Zhou, Qi
Article

Granulation of sulfur-oxidizing bacteria for autotrophic denitrification

Water Research, v. 104, p. 507-519
Yang, Weiming; Lu, Hui; Khanal, Samir K.; Zhao, Qing; Meng, Liao; Chen, Guang Hao
Article

Interaction of organic carbon, reduced sulphur and nitrate in anaerobic baffled reactor for fresh leachate treatment

Environmental Technology (United Kingdom), v. 37, (9), p. 1110-1121
Yin, Zhixuan; Xie, Li; Khanal, Samir Kumar; Zhou, Qi
Article

International Conference on New Horizons in Biotechnology (NHBT-2015): Preface

Renewable Energy, v. 98, p. 1
Pandey, Ashok; Lee, Duu Jong; Khanal, Samir K.; Singhania, Reeta Rani
Article

Waste Biorefinery - Advocating Circular Economy

Bioresource Technology, v. 215, p. 1
Bhaskar, Thallada; Chang, Jo Shu; Khanal, Samir; Lee, Duu Jong; Venkata Mohan, S.; Rittmann, Bruce E.
Article

2015 11

A low-energy, cost-effective approach to fruit and citrus peel waste processing for bioethanol production

Applied Energy, v. 140, p. 65-74
Choi, In Seong; Lee, Yoon Gyo; Khanal, Sarmir Kumar; Park, Bok Jae; Bae, Hyeun Jong
Article

Advances in Biogas Research and Application

Bioresource Technology, v. 178, p. 177
Oechsner, Hans; Khanal, Samir Kumar; Taherzadeh, Mohammad
Article

Anaerobic digestion of lignocellulosic biomass: Challenges and opportunities

Bioresource Technology, v. 178, p. 178-186
Sawatdeenarunat, Chayanon; Surendra, K. C.; Takara, Devin; Oechsner, Hans; Khanal, Samir Kumar
Article

Anaerobic digestion-based biorefinery for bioenergy and biobased products

Industrial Biotechnology, v. 11, (2), p. 103-112
Surendra, K. C.; Sawatdeenarunat, Chayanon; Shrestha, Shilva; Sung, Shihwu; Khanal, Samir Kumar
Article

Analysis of operating costs for producing biodiesel from palm oil at pilot-scale in Colombia

Bioresource Technology, v. 188, p. 117-123
Acevedo, Juan C.; Hernández, Jorge A.; Valdés, Carlos F.; Khanal, Samir Kumar
Article

Automatic process control in anaerobic digestion technology: A critical review

Bioresource Technology, v. 193, p. 513-522
Nguyen, Duc; Gadhamshetty, Venkataramana; Nitayavardhana, Saoharit; Khanal, Samir Kumar
Article

Characterizing compositional changes of Napier grass at different stages of growth for biofuel and biobased products potential

Bioresource Technology, v. 188, p. 103-108
Takara, Devin; Khanal, Samir Kumar
Article

Effect of plant species on nitrogen recovery in aquaponics

Bioresource Technology, v. 188, p. 92-98
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Brotto, Ariane Coelho; Khanal, Samir Kumar
Article

Effects of crop maturity and size reduction on digestibility and methane yield of dedicated energy crop

Bioresource Technology, v. 178, p. 187-193
Surendra, K. C.; Khanal, Samir Kumar
Article

Effects of temperature on nitrous oxide (N₂O) emission from intensive aquaculture system

Science of the Total Environment, v. 518-519, p. 16-23
Paudel, Shukra Raj; Choi, Ohkyung; Khanal, Samir Kumar; Chandran, Kartik; Kim, Sungpyo; Lee, Jae Woo
Article

Protecting the environment through insect farming as a means to produce protein for use as livestock, poultry, and aquaculture feed

Journal of Insects as Food and Feed, v. 1, (4), p. 307-309
Tomberlin, J. K.; van Huis, A.; Benbow, M. E.; Jordan, H.; Astuti, D. A.; Azzollini, D.; Banks, I.; Bava, V.; Borgemeister, C.; Cammack, J. A.; Chapkin, R. S.; Cicková, H.; Crippen, T. L.; Day, A.; Dicke, M.; Drew, D. J.W.; Emhart, C.; Epstein, M.; Finke, M.; Fischer, C. H.; Gatlin, D.; Grabowski, N. T.; He, C.; Heckman, L.; Hubert, A.; Jacobs, J.; Josephs, J.; Khanal, S. K.; Kleinfinger, J. F.; Klein, G.; Leach, C.; Liu, Y.; Newton, G. L.; Olivier, R.; Pechal, J. L.; Picard, C. J.; Rojo, S.; Roncarati, A.; Sheppard, C.; Tarone, A. M.; Verstappen, B.; Vickerson, A.; Yang, H.; Yen, A. L.; Yu, Z.; Zhang, J.; Zheng, L.
Article

2014 4

Biogas as a sustainable energy source for developing countries: Opportunities and challenges

Renewable and Sustainable Energy Reviews, v. 31, p. 846-859
Surendra, K. C.; Takara, Devin; Hashimoto, Andrew G.; Khanal, Samir Kumar
Article

Evaluation of hydrogen and carbon monoxide mass transfer and a correlation between the myoglobin-protein bioassay and gas chromatography method for carbon monoxide determination

RSC Advances, v. 4, (71), p. 37575-37581
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar
Article

Influence of carbohydrate addition on nitrogen transformations and greenhouse gas emissions of intensive aquaculture system

Science of the Total Environment, v. 470-471, p. 193-200
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Sharma, Keshab; Khanal, Samir Kumar
Article

Water reclamation and value-added animal feed from corn-ethanol stillage by fungal processing

Bioresource Technology, v. 151, p. 284-290
Rasmussen, M. L.; Khanal, S. K.; Pometto, A. L.; van Leeuwen, J. Hans
Article

2013 5

Effects of household detergent on anaerobic fermentation of kitchen wastewater from food waste disposer

Journal of Hazardous Materials, v. 244-245, p. 39-45
Lee, K. H.; Park, K. Y.; Khanal, S. K.; Lee, J. W.
Article

High performance liquid chromatography method for rapid quantification of phorbol esters in Jatropha curcas seed

Industrial Crops and Products, v. 49, p. 211-219
Devappa, Rakshit K.; Bingham, Jon Paul; Khanal, Samir Kumar
Article

Household anaerobic digester for bioenergy production in developing countries: Opportunities and challenges

Environmental Technology (United Kingdom), v. 34, (13-14), p. 1671-1689
Surendra, K. C.; Takara, Devin; Jasinski, Jonas; Kumar Khanal, Samir
Article

Nitrogen transformations in intensive aquaculture system and its implication to climate change through nitrous oxide emission

Bioresource Technology, v. 130, p. 314-320
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Sharma, Keshab; Brotto, Ariane Coelho; Khanal, Samir Kumar
Article

Production of protein-rich fungal biomass in an airlift bioreactor using vinasse as substrate

Bioresource Technology, v. 133, p. 301-306
Nitayavardhana, Saoharit; Issarapayup, Kerati; Pavasant, Prasert; Khanal, Samir Kumar
Article

2012 7

Biofuel residues/wastes: Ban or boon?

Critical Reviews in Environmental Science and Technology, v. 42, (1), p. 1-43
Nitayavardhana, Saoharit; Khanal, Samir Kumar
Article

Immunodetection of curcin in seed meal of jatropha curcas using polyclonal antibody developed against curcin-L

Current Nutrition and Food Science, v. 8, (3), p. 213-219
Pal, Archana; Negi, Vishal Singh; Khanal, Samir; Borthakur, Dulal
Article

Nitrous oxide (N₂O) emission from aquaculture: A review

Environmental Science and Technology, v. 46, (12), p. 6470-6480
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Khanal, Samir Kumar
Article

Sustainable bioenergy from biofuel-derived residues

Water Environment Research, v. 84, (10), p. 1568-1585
Takara, Devin; Nitayavardhana, Saoharit; Munasinghe, Pradeep; Surendra, K. C.; Khanal, Samir Kumar
Article

Syngas fermentation to biofuel: Evaluation of carbon monoxide mass transfer and analytical modeling using a composite hollow fiber (CHF) membrane bioreactor

Bioresource Technology, v. 122, p. 130-136
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar
Article

Biomass Pretreatment for Biofuel Production

Sustainable Bioenergy and Bioproducts / Springer Verlag, 2012, p. 59-70
Takara, Devin; Khanal, Samir Kumar
Book chapter

Second-Generation Biofuel Production from Corn-Ethanol Industry Residues

Sustainable Bioenergy and Bioproducts / Springer Verlag, 2012, p. 71-87
Shrestha, Prach; Pometto, Anthony L.; Khanal, Samir Kumar; van Leeuwen, J. (Hans)
Book chapter

2011 5

Biodiesel-derived crude glycerol bioconversion to animal feed: A sustainable option for a biodiesel refinery

Bioresource Technology, v. 102, (10), p. 5808-5814
Nitayavardhana, Saoharit; Khanal, Samir Kumar
Article

Current status of renewable energy in Nepal: Opportunities and challenges

Renewable and Sustainable Energy Reviews, v. 15, (8), p. 4107-4117
Surendra, K. C.; Khanal, Samir Kumar; Shrestha, Prachand; Lamsal, Buddhi
Article

Green processing of tropical banagrass into biofuel and biobased products: An innovative biorefinery approach

Bioresource Technology, v. 102, (2), p. 1587-1592
Takara, Devin; Khanal, Samir Kumar
Article

Simultaneous saccharification and fermentation and economic evaluation of ultrasonic and jet cooking pretreatment of corn slurry

Biotechnology Progress, v. 27, (6), p. 1561-1569
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; Van Leeuwen, Johannes Hans; Raj Raman, David; Grewell, David
Article

Biomass-derived syngas fermentation into biofuels

Biofuels / Elsevier Inc., 2011, p. 79-98
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar
Book chapter

2010 19

Anaerobic digestion of waste activated sludge pretreated by a combined ultrasound and chemical process

Environmental Technology (United Kingdom), v. 31, (3), p. 257-265
Seng, Bunrith; Khanal, Samir Kumar; Visvanathan, Chettiyappan
Article

Biomass-derived syngas fermentation into biofuels: Opportunities and challenges

Bioresource Technology, v. 101, (13), p. 5013-5022
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar
Article

Enhancing protein and sugar release from defatted soy flakes using ultrasound technology

Journal of Food Engineering, v. 96, (2), p. 270-278
Karki, Bishnu; Lamsal, Buddhi P.; Jung, Stephanie; van Leeuwen, J. (Hans); Pometto, Anthony L.; Grewell, David; Khanal, Samir K.
Article

Ethanol production via in situ fungal saccharification and fermentation of mild alkali and steam pretreated corn fiber

Bioresource Technology, v. 101, (22), p. 8698-8705
Shrestha, Prachand; Khanal, Samir Kumar; Pometto, Anthony L.; Hans van Leeuwen, J.
Article

Sequential saccharification of corn fiber and ethanol production by the brown rot fungus Gloeophyllum trabeum

Bioresource Technology, v. 101, (10), p. 3526-3533
Rasmussen, M. L.; Shrestha, P.; Khanal, S. K.; Pometto III, A. L.; (Hans) van Leeuwen, J.
Article

Sonication of sugary-2 corn: A potential pretreatment to enhance sugar release

Bioresource Technology, v. 101, (1), p. 351-358
Montalbo-Lomboy, Melissa; Johnson, Lawrence; Khanal, Samir Kumar; (Hans) van Leeuwen, J.; Grewell, David
Article

Sustainable bioenergy from biofuel residues and wastes

Water Environment Research, v. 82, (10), p. 1694-1719
Takara, Devin; Nitayavardahana, Saoharit; Pinowska, Agnieszka; Khanal, Samir Kumar
Article

Syngas fermentation to biofuel: Evaluation of carbon monoxide mass transfer coefficient (k_La) in different reactor configurations

Biotechnology Progress, v. 26, (6), p. 1616-1621
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar
Article

Ultrasonic pretreatment of corn slurry for saccharification: A comparison of batch and continuous systems

Ultrasonics sonochemistry, v. 17, (5), p. 939-946
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; van Leeuwen, J. (Hans); Raj Raman, D.; Dunn, Larson; Grewell, David
Article

Ultrasound improved ethanol fermentation from cassava chips in cassava-based ethanol plants

Bioresource Technology, v. 101, (8), p. 2741-2747
Nitayavardhana, Saoharit; Shrestha, Prachand; Rasmussen, Mary L.; Lamsal, Buddhi P.; van Leeuwen, J. (Hans); Khanal, Samir Kumar
Article

Use of filamentous fungi for wastewater treatment and production of high value fungal byproducts: A review

Critical Reviews in Environmental Science and Technology, v. 40, (5), p. 400-449
Sankaran, Sindhuja; Khanal, Samir Kumar; Jasti, Nagapadma; Jin, Bo; Pometto, Anthony L.; Van Leeuwen, J. Hans
Article

Value-added production of nisin from soy whey

Applied Biochemistry and Biotechnology, v. 162, (7), p. 1819-1833
Mitra, Debjani; Pometto, Anthony L.; Khanal, Samir K.; Karki, Bishnu; Brehm-Stecher, Byron F.; Van Leeuwen, J.
Article

Bioenergy and biofuel production: Some perspectives

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 1-17
Khanal, Samir Kumar; Lamsal, Buddhi P.
Book chapter

Bioreactor systems for biofuel/bioelectricity production

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 274-275
Gadhamshetty, Venkataramana; Nirmalakhandan, Nagamany; Khanal, Samir Kumar; Johnson, Glenn R.
Book chapter

Enzymatic hydrolysis of lignocellulosic biomass

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 201-224
Lamsal, Buddhi P.; Shrestha, Prachand; Khanal, Samir Kumar
Book chapter

Lignocellulosic biomass pretreatment

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 172-200
Takara, Devin; Shrestha, Prachand; Khanal, Samir Kumar
Book chapter

Preface

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. iii-iv
Khanal, Samir K.; Surampalli, Rao Y.; Zhang, Tian C.; Lamsal, Buddhi P.; Tyagi, R. D.; Kao, C. M.
Book chapter

Preprocessing of lignocellulosic biomass for biofuel production

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 158-171
Shrestha, Prachand; Lamsal, Buddhi P.; Khanal, Samir Kumar
Book chapter

Value-added processing of residues from biofuel industries

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 389-410
Shrestha, Prachand; Rasmussen, Marry L.; Nitayavardhana, Saoharit; Khanal, Samir Kumar; van Leeuwen, J. Hans
Book chapter

2009 12

Enzyme production by wood-rot and soft-rot fungi cultivated on corn fiber followed by simultaneous saccharification and fermentation

Journal of Agricultural and Food Chemistry, v. 57, (10), p. 4156-4161
Shrestha, Prachand; Khanal, Samir K.; Pomettoiii, Anthony L.; Van Leeuwen, J.
Article

Functional properties of soy protein isolates produced from ultrasonicated defatted soy flakes

JAOCS, Journal of the American Oil Chemists' Society, v. 86, (10), p. 1021-1028
Karki, Bishnu; Lamsal, Buddhi P.; Grewell, David; Pometto, Anthony L.; Van Leeuwen, J.; Khanal, Samir K.; Jung, Stephanie
Article

Influence of selected operating parameters on fungal biomass production in corn-ethanol wastewater

Journal of Environmental Engineering, v. 135, (11), p. 1106-1114
Jasti, Nagapadma; Rasmussen, Mary L.; Khanal, Samir K.; Pometto, Anthony L.; Van Leeuwen, J. Hans
Article

Anaerobic Biotechnology for Bioenergy Production: Principles and Applications

Khanal, Samir Kumar
Book

Anaerobic reactor configurations for bioenergy production

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 93-114
Khanal, Samir Kumar
Book chapter

Bioenergy Generation from Residues of Biofuel Industries

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 161-188
Khanal, Samir Kumar
Book chapter

Bioenergy Recovery from Sulfate-Rich Waste Streams and Strategies for Sulfide Removal

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 133-160
Khanal, Samir Kumar
Book chapter

Biohydrogen Production: Fundamentals, Challenges, and Operation Strategies for Enhanced Yield

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 189-219
Khanal, Samir Kumar
Book chapter

Microbiology and biochemistry of anaerobic biotechnology

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 29-41
Khanal, Samir Kumar
Book chapter

Overview of anaerobic biotechnology

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 1-27
Khanal, Samir Kumar
Book chapter

Simultaneous saccharification and fermentation of ultrasonically treated corn slurry

American Society of Agricultural and Biological Engineers Annual International Meeting 2009, ASABE 2009, 2009, p. 6544-6557
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; Van Leeuwen, J.; Raman, D. Raj; Dunn, Larson; Grewell, David
Conference paper

Ultrasonic pretreatment of corn slurry in batch and continuous systems

American Society of Agricultural and Biological Engineers Annual International Meeting 2009, ASABE 2009, 2009, p. 6517-6532
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; Van Leeuwen, J.; Raman, D. Raj; Dunn, Larson; Grewell, David
Conference paper

2008 7

Bioenergy and biofuel production from wastes/residues of emerging biofuel industries

Water Environment Research, v. 80, (10), p. 1625-1647
Khanal, Samir Kumar; Rasmussen, Mary; Shrestha, Prachand; Van Leeuwen, Hans; Visvanathan, C.; Liu, Hong
Article

Converting corn wet-milling effluent into high-value fungal biomass in a biofilm reactor

Biotechnology and Bioengineering, v. 101, (6), p. 1223-1233
Jasti, Nagapadma; Khanal, Samir K.; Pometto, Anthony L.; Van Leeuwen, J.
Article

Ozone as a selective disinfectant for nonaseptic fungal cultivation on corn-processing wastewater

Bioresource Technology, v. 99, (17), p. 8265-8272
Sankaran, Sindhuja; Khanal, Samir Kumar; Pometto, Anthony L.; van Leeuwen, J. (Hans)
Article

Solid-substrate fermentation of corn fiber by Phanerochaete chrysosporium and subsequent fermentation of hydrolysate into ethanol

Journal of Agricultural and Food Chemistry, v. 56, (11), p. 3918-3924
Shrestha, Prachand; Rasmussen, Mary; Khanal, Samir K.; Pometto, Anthony L.; Van Leeuwen, J.
Article

Sorption of steroidal hormones by two iowa soil materials: Detection and modeling

Soil Science, v. 173, (9), p. 602-612
Xie, Bin; Khanal, Samir K.; Van Leeuwen, J. Hans; Veysey, Stephen W.; Thompson, Michael L.
Article

Ultrasound pretreatment of cassava chip slurry to enhance sugar release for subsequent ethanol production

Biotechnology and Bioengineering, v. 101, (3), p. 487-496
Nitayavardhana, Saoharit; Rakshit, Sudip Kumar; Grewell, David; Van Leeuwen, J.; Khanal, Samir Kumar
Article

Ultrasonication of sugary -2 corn for enhanced enzymatic hydrolysis

American Society of Agricultural and Biological Engineers Annual International Meeting 2008, ASABE 2008, American Society of Agricultural and Biological Engineers, 2008, p. 3640-3652
Montalbo-Lomboy, Melissa; Johnson, Lawrence; Khanal, Samir Kumar; Van Leeuwen, J.; Grewell, David
Conference paper

2007 6

Ultrasound applications in wastewater sludge pretreatment: A review

Critical Reviews in Environmental Science and Technology, v. 37, (4), p. 277-313
Khanal, Samir Kumar; Grewell, David; Sung, Shihwu; Van Leeuwen, J.
Article

Ultrasound enhanced glucose release from corn in ethanol plants

Biotechnology and Bioengineering, v. 98, (5), p. 978-985
Khanal, Samir Kumar; Montalbo, Melissa; Van Leeuwen, J.; Srinivasan, Gowrishankar; Grewell, David
Article

Anaerobic membrane bioreactor for treatment of synthetic municipal wastewater at ambient temperature

Small Water and Wastewater Systems VII / edited by Martinez S.G.. 2007, p. 79-86
Ho, J. H.; Khanal, S. K.; Sung, S.
Conference paper

Bioconversion of thin stillage from corn dry-grind ethanol plants into high-value fungal biomass

Paper presented at 2007 ASABE Annual International Meeting, Technical Papers, Minneapolis, MN, United States
Rasmussen, Mary L.; Khanal, Samir K.; Van Leeuwen, J.; Pometto, Anthony L.
Conference paper

Ultrasonic enhanced liquefaction and saccharification of corn for bio-fuel production

Paper presented at 2007 ASABE Annual International Meeting, Technical Papers, Minneapolis, MN, United States
Khanal, Samir Kumar; Montalbo, Melissa; Van Leeuwen, J.; Srinivasan, Gowrishankar; Grewell, David
Conference paper

Ultrasonication in soy processing for enhanced protein and sugar yields and subsequent bacterial nisin production

Paper presented at 2007 ASABE Annual International Meeting, Technical Papers, Minneapolis, MN, United States
Karki, Bishnu; Mitra, Debjani; Lamsal, Buddhi P.; Grewell, David; Pometto, Anthony L.; Van Leeuwen, J.; Khanal, Samir Kumar
Conference paper

2006 7

Biohydrogen production in continuous-flow reactor using mixed microbial culture

Water Environment Research, v. 78, (2), p. 110-117
Khanal, Samir Kumar; Chen, Wen Hsing; Li, Ling; Sung, Shihwu
Article

Bioleaching of zinc and copper from anaerobically digested swine manure: Effect of sulfur levels and solids contents

Water Environment Research, v. 78, (2), p. 202-208
Foulkes, Brian; Khanal, Samir Kumar; Sung, Shihwu
Article

Fate, transport and biodegradation of natural estrogens in the environment and engineered systems

Environmental Science and Technology, v. 40, (21), p. 6537-6546
Khanal, Samir Kumar; Xie, Bin; Thompson, Michael L.; Sung, Shihwu; Ong, Say Kee; Van Leeuwen, J.
Article

Fungal treatment of corn processing wastewater in an attached growth system

Water Practice and Technology, article number wpt2006069
Jasti, Nagapadma; KHANAL, Samir Kumar; Pometto III, Anthony L.; van Leeuwen, J. (Hans)
Article

Kinetic study of biological hydrogen production by anaerobic fermentation

International Journal of Hydrogen Energy, v. 31, (15), p. 2170-2178
Chen, Wen Hsing; Chen, Shen Yi; Kumar Khanal, Samir; Sung, Shihwu
Article

Online oxygen control for sulfide oxidation in anaerobic treatment of high-sulfate wastewater

Water Environment Research, v. 78, (4), p. 397-408
Khanal, Samir Kumar; Huang, Ju Chang
Article

Ultrasound pre-treatment of waste activated sludge

Leading-edge Strategies and Technologies for Sustainable Urban Water Management, 2006, p. 35-42
Akin, Beril; Khanal, Samir Kumar; Sung, Shihwu; Grewell, David; Van Leeuwen, J.
Conference paper

2005 1

Effect of high influent sulfate on anaerobic wastewater treatment

Water Environment Research, v. 77, (6), p. 3037-3046
Khanal, Samir Kumar; Huang, Ju Chang
Article

2004 2

Biological hydrogen production: Effects of pH and intermediate products

International Journal of Hydrogen Energy, v. 29, (11), p. 1123-1131
Khanal, Samir Kumar; Chen, Wen Hsing; Li, Ling; Sung, Shihwu
Article

Treatment of high sulfate and high strength wastewater in a single stage anaerobic reactor

Water Science and Technology: Water Supply, v. 4, (1), p. 35-45
Huang, J. C.; Khanal, S. Kumar
Article

2003 3

Anaerobic treatment of high sulfate wastewater with oxygenation to control sulfide toxicity

Journal of Environmental Engineering, v. 129, (12), p. 1104-1111
Khanal, Samir Kumar; Huang, Ju Chang
Article

ORP-based oxygenation for sulfide control in anaerobic treatment of high-sulfate wastewater

Water Research, v. 37, (9), p. 2053-2062
Khanal, Samir Kumar; Huang, Ju Chang
Article

Use of ORP (oxidation-reduction potential) to control oxygen dosing for online sulfide oxidation in anaerobic treatment of high sulfate wastewater

Water Science and Technology, v. 47, (12), p. 183-189
Khanal, S. K.; Shang, C.; Huang, J. C.
Article

2002 1

Treatment of High Sulfate Wastewater in a Single Stage Anaerobic Reactor

Proceedings of the International Specialized Conference on Creative Water and Wastewater Treatment Technologies for Densely Populated Urban Areas, sponsored by Hong Kong University of Science and Technology, September 18-20, Hong Kong, pp. 39-52
Huang, Ju-Chang; Khanal, Samir Kumar
Conference paper

1999 1

Suitability of bangkok sewage and nightsoil sludges for agricultural use with emphasis on potentially toxic elements

Journal of Environmental Science and Health - Part A Toxic/Hazardous Substances and Environmental Engineering, v. 34, (10), p. 2007-2021
Eckhardt, Heinz; Khanal, Samir Kumar
Article

Article 8

Efficient Remediation of Cr(VI) in Soil by Polypyrrole Modified Corn-Stover Biochar

Water, Air, and Soil Pollution, v. 236, (7), article number 403
Guo, Yiping; Feng, Weijie; Zhang, Qianqian; Shao, Wanfei; Tao, Xiangkai; Zhao, Weigao; Kim, Sang Hyoun; Surendra, K. C.; Khanal, Samir Kumar

Enhanced fluoride removal in a novel magnesium-carbon micro-electrolysis constructed wetland through accelerated electron transport and anodic sacrifice

Journal of Hazardous Materials, v. 492, article number 138062
Li, Bingrui; Hu, Zhen; Zhao, Qian; Heng, Jiayang; Wang, Shuo; Khanal, Samir Kumar; Guo, Zizhang; Zhang, Jian

Enhancing Digestate-Based Bioponics through Ceramsite Addition with and without Biochar: Effects on Water Quality, Nutrient Recovery, Heavy Metal Removal, and Microbial Community Composition

ACS ES and T Engineering
Wongkiew, Sumeth; Amnuaychaichana, Suchana; Srithadindang, Kavisara; Paisuwan, Waroton; Ajavakom, Anawat; Polprasert, Chongrak; Noophan, Pongsak Lek; Supakata, Nuta; Koottatep, Thammarat; Surendra, K. C.; Khanal, Samir Kumar

In-situ intermittent micro-aeration in food waste and sewage sludge anaerobic co-digestion: Performance, stability, and microbial dynamics

Bioresource Technology, v. 427, article number 132398
Chuenchart, Wachiranon; Sawaya, Christelle; Surendra, K. C.; Smith, Adam L.; Khanal, Samir Kumar

Micro-nano bubble ozonation for effective treatment of ibuprofen-laden wastewater and enhanced anaerobic digestion performance

Water Research, v. 273, article number 123006
Zhou, Sining; Qiao, Lei; Jia, Yanyan; Khanal, Samir Kumar; Sun, Lianpeng; Lu, Hui

Novel Insights into the Long-Term Thiosulfate Pretreatment for Enhanced Short-Chain Fatty Acids Production from Sludge Anaerobic Fermentation: Organics Transformation, Electron Transfer, and Microbial Cooperation

ACS ES and T Engineering, v. 5, (1), p. 226-238
Cheng, Boyi; Cheng, Boyi; Zhang, Da; Jiang, Jinqi; Hao, Tianwei; Khanal, Samir Kumar; Zhang, Weijun; Wang, Zongping; Chen, Guanghao; Guo, Gang

Optimizing formation of microalgal-bacterial granular sludge for aquaculture wastewater treatment

Chemical Engineering Journal, v. 504, article number 158884
Yang, Boyi; Yan, Yujian; Jia, Yanyan; Chen, Ben; Khanal, Samir Kumar; Shu, Wen sheng; Lu, Hui

Recent Advances in Aquaponic Systems: A Critical Review

Reviews in Aquaculture, v. 17, (3), article number e70029
Lopchan Lama, Shreeja; Marcelino, Kyle Rafael; Wongkiew, Sumeth; Surendra, K. C.; Hu, Zhen; Lee, Jae Woo; Khanal, Samir Kumar

Article 9

Biochar-Based Strategies for Antibiotics Removal: Mechanisms, Factors, and Application

ACS ES and T Engineering, v. 4, (6), p. 1256-1274
Jia, Yanyan; Ou, Yuyi; Khanal, Samir Kumar; Sun, Lianpeng; Shu, Wen Sheng; Lu, Hui

Bioponic systems with biochar: Insights into nutrient recovery, heavy metal reduction, and microbial interactions in digestate-based bioponics

Waste Management, v. 178, p. 267-279
Wongkiew, Sumeth; Aksorn, Satja; Amnuaychaichana, Suchana; Polprasert, Chongrak; Noophan, Pongsak Lek; Kanokkantapong, Vorapot; Koottatep, Thammarat; Surendra, K. C.; Khanal, Samir Kumar

Electrochemical-coupled sulfur-driven autotrophic denitrification for nitrogen removal from raw landfill leachate: Evaluation of performance and mechanisms

Water Research, v. 256, article number 121592
Liang, Huiyu; Jia, Yanyan; Khanal, Samir Kumar; Huang, Dongqi; Sun, Lianpeng; Lu, Hui

Electrogenerated singlet oxygen and reactive chlorine species enhancing volatile fatty acids production from co-fermentation of waste activated sludge and food waste: The key role of metal oxide coated electrodes

Water Research, v. 260, p. 121953, article number 121953
Lin, Qingshan; Xi, Shihao; Cheng, Boyi; Jiang, Jinqi; Zan, Feixiang; Tang, Yuanzhe; Li, Yeqing; Khanal, Samir Kumar; Wang, Zongping; Chen, Guanghao; Guo, Gang

Fermented lily bulbs by “Jiangshui” probiotics improves lung health in mice

Food Chemistry, v. 440
Khan, Aman; Wang, Weidong; Ji, Jing; Ling, Zhenmin; Liu, Pu; Xiao, Sa; Han, Huawen; Salama, El-Sayed; KHANAL, Samir Kumar; Li, Xiangkai

Insights into the role of electrochemical stimulation on sulfur-driven biodegradation of antibiotics in wastewater treatment

Water Research, v. 266, article number 122385
Quan, Haoting; Jia, Yanyan; Zhang, Huiqun; Ji, Fahui; Shi, Yongsen; Deng, Qiujin; Hao, Tianwei; Khanal, Samir Kumar; Sun, Lianpeng; Lu, Hui

Optimization of a Novel Engineered Ecosystem Integrating Carbon, Nitrogen, Phosphorus, and Sulfur Biotransformation for Saline Wastewater Treatment Using an Interpretable Machine Learning Approach

Environmental Science and Technology, v. 58, (29), p. 12989-12999
Jiang, Jinqi; Xiang, Xiang; Zhou, Qinhao; Zhou, Lichang; Bi, Xinqi; Khanal, Samir Kumar; Wang, Zongping; Chen, Guanghao; Guo, Gang

Recent advances in microalgal production, harvesting, prediction, optimization, and control strategies

Bioresource Technology, v. 391, article number 129924
Shitanaka, Ty; Fujioka, Haylee; Khan, Muzammil; Kaur, Manpreet; Du, Zhi Yan; Khanal, Samir Kumar

Understanding Anaerobic Co-digestion of Organic Wastes through Meta-Analysis

ACS ES and T Engineering, v. 4, (5), p. 1177-1192
Chuenchart, Wachiranon; Surendra, K. C.; Khanal, Samir Kumar

Book chapter 1

Rethinking anaerobic digestion for bioenergy and biopolymers production: Challenges and opportunities

Conversion of waste and biomass to fuels and polymers / edited by Li Yebo. Elsevier Inc., 2024, p. 1-109
Ge, Xumeng; Tanvir, Rahamat Ullah; Hu, Zhiqiang; Hassanein, Amro; Lansing, Stephanie; Yu, Zhongtang; Luo, Hao; Wang, Zhi Wu; Wan, Caixia; Yang, Liangcheng; Khanal, Samir Kumar; Li, Yebo

Article 13

Applications of artificial intelligence in anaerobic co-digestion: Recent advances and prospects

Bioresource Technology, v. 370, article number 128501
Khan, Muzammil; Chuenchart, Wachiranon; Surendra, K. C.; Kumar Khanal, Samir

Artificial intelligence and machine learning for smart bioprocesses

Bioresource Technology, v. 375, article number 128826
Khanal, Samir Kumar; Tarafdar, Ayon; You, Siming

Biotechnology for Resource Efficiency, Energy, Environment, Chemicals, and Health

Bioenergy Research, v. 16, (1), p. 1-3
Tarafdar, Ayon; Varjani, Sunita; Khanal, Samir; You, Siming; Pandey, Ashok

Effect of zero-valent iron nanoparticles on taxonomic composition and hydrogen production from kitchen waste

Bioresource Technology, v. 387, article number 129578
Luo, Lijun; Mak, Ka Lee; Mal, Joyabrata; Khanal, Samir Kumar; Pradhan, Nirakar

Effects of Straw Biochar on Heavy Metal Cu in Soil Under Different Conditions

Communications in Soil Science and Plant Analysis, v. 54, (2), p. 203-217
Guo, Yiping; Tao, Xiangkai; Zhu, Weiyong; Ji, Yapeng; Surendra, K. C.; Khanal, Samir Kumar; Liu, Bingtao; Li, Guoting

Effects of vermicompost leachate on nitrogen, phosphorus, and microbiome in a food waste bioponic system

Journal of Environmental Management, v. 339, article number 117860
Wongkiew, Sumeth; Polprasert, Chongrak; Noophan, Pongsak (Lek); Koottatep, Thammarat; Kanokkantapong, Vorapot; Surendra, K. C.; Khanal, Samir Kumar

Evaluation of Nanaerobic Digestion as a Mechanism to Explain Surplus Methane Production in Animal Rumina and Engineered Digesters

Environmental Science and Technology, v. 57, (33), p. 12302-12314
Wu, Zhuoying; Nguyen, Duc; Shrestha, Shilva; Raskin, Lutgarde; Khanal, Samir Kumar; Lee, Po Heng

Flocculation of oleaginous green algae with Mortierella alpina fungi

Bioresource Technology, v. 385, article number 129391
Shitanaka, Ty; Higa, Lauren; Bryson, Abigail E.; Bertucci, Conor; Vande Pol, Natalie; Lucker, Ben; Khanal, Samir; Bonito, Gregory; Du, Zhi Yan

Micronanobubble Aeration Enhances Plant Yield and Nitrification in Aquaponic Systems

ACS ES and T Engineering, v. 3, (11), p. 2081-2096
Marcelino, Kyle Rafael; Wongkiew, Sumeth; Shitanaka, Ty; Surendra, K. C.; Song, Bongkeun; Khanal, Samir Kumar

Nanobubble technology applications in environmental and agricultural systems: Opportunities and challenges

Critical Reviews in Environmental Science and Technology, v. 53, (14), p. 1378-1403
Marcelino, Kyle Rafael; Ling, Li; Wongkiew, Sumeth; Nhan, Hua Thai; Surendra, K. C.; Shitanaka, Ty; Lu, Hui; Khanal, Samir Kumar

Nanobubbles in water and wastewater treatment systems: Small bubbles making big difference

Water Research, v. 245, article number 120613
Jia, Mingyi; Farid, Muhammad Usman; Kharraz, Jehad A.; Kumar, Nallapaneni Manoj; Chopra, Shauhrat S.; Jang, Am; Chew, John; Khanal, Samir Kumar; Chen, Guanghao; An, Alicia Kyoungjin

Use of nanobubble water bioaugmented anaerobically digested sludge for high-efficacy energy production from high-solids anaerobic digestion of corn straw

Science of the Total Environment, v. 863, article number 160825
Wang, Xuezhi; Lei, Zhongfang; Zhang, Zhenya; Shimizu, Kazuya; Lee, Duu Jong; Khanal, Samir Kumar

Water-energy-greenhouse gas nexus of a novel high-rate activated sludge-two-stage vertical up-flow constructed wetland system for low-carbon wastewater treatment

Water Research, v. 229, article number 119491
Ji, Mingde; Wang, Jie; Khanal, Samir Kumar; Wang, Saqi; Zhang, Jian; Liang, Shuang; Xie, Huijun; Wu, Haiming; Hu, Zhen

Article 13

Anaerobic co-digestion of various organic wastes: Kinetic modeling and synergistic impact evaluation

Bioresource Technology, v. 343, article number 126063
Karki, Renisha; Chuenchart, Wachiranon; Surendra, K. C.; Sung, Shihwu; Raskin, Lutgarde; Khanal, Samir Kumar

Anaerobic membrane bioreactors for pharmaceutical-laden wastewater treatment: A critical review

Bioresource Technology, v. 361, article number 127667
Oberoi, Akashdeep Singh; Surendra, K. C.; Wu, Di; Lu, Hui; Wong, Jonathan W.C.; Kumar Khanal, Samir

Application of machine learning in anaerobic digestion: Perspectives and challenges

Bioresource Technology, v. 345, article number 126433
Andrade Cruz, Ianny; Chuenchart, Wachiranon; Long, Fei; Surendra, K. C.; Renata Santos Andrade, Larissa; Bilal, Muhammad; Liu, Hong; Tavares Figueiredo, Renan; Khanal, Samir Kumar; Fernando Romanholo Ferreira, Luiz

Bioconversion of waste-to-resources (BWR-2021): Valorization of industrial and agro-wastes to fuel, feed, fertilizer, and biobased products

Bioresource Technology, v. 347, article number 126739
Surendra, K. C.; Angelidaki, Irini; Khanal, Samir Kumar

Catalytic co-hydrothermal carbonization of food waste digestate and yard waste for energy application and nutrient recovery

Bioresource Technology, v. 344, article number 126395
He, Mingjing; Zhu, Xiefei; Dutta, Shanta; Khanal, Samir Kumar; Lee, Keat Teong; Masek, Ondrej; Tsang, Daniel C.W.

Chicken manure-based bioponics: Effects of acetic acid supplementation on nitrogen and phosphorus recoveries and microbial communities

Waste Management, v. 137, p. 264-274
Wongkiew, Sumeth; Polprasert, Chongrak; Koottatep, Thammarat; Limpiyakorn, Tawan; Surendra, K. C.; Khanal, Samir Kumar

Comparison of fuel consumption and emission of small two-stroke engine of electric generator fueled by methanol, biogas and mixed methanol-biogas

Journal of Applied Engineering Science, v. 20, (4), p. 1034-1039
Dana, I. Wayan Agus Rantia; Lie, David; Adnyana, I. Wayan Bandem; Nindhia, Tjokorda Gde Tirta; Khanal, Samir Kumar; Nindhia, Tjokorda Sari

Dynamic anaerobic membrane bioreactor coupled with sulfate reduction (SrDMBR) for saline wastewater treatment

Bioresource Technology, v. 346, article number 126447
Ahmar Siddiqui, Muhammad; Biswal, Basanta Kumar; Heynderickx, Philippe M.; Kim, Jeonghwan; Khanal, Samir Kumar; Chen, Guanghao; Wu, Di

Effects of Cu and Zn contamination on chicken manure-based bioponics: Nitrogen recovery, bioaccumulation, microbial community, and health risk assessment

Journal of Environmental Management, v. 311, article number 114837
Aksorn, Satja; Kanokkantapong, Vorapot; Polprasert, Chongrak; Noophan, Pongsak (Lek); Khanal, Samir Kumar; Wongkiew, Sumeth

Lignin chemical controls on bioconversion of tropically grown C₄ bioenergy grasses to biofuels and biobased products

Bioresource Technology Reports, v. 18, article number 101015
Wells, Jon M.; Crow, Susan E.; Khanal, Samir Kumar; Turn, Scott Q.

Role of interspecies electron transfer stimulation in enhancing anaerobic digestion under ammonia stress: Mechanisms, advances, and perspectives

Bioresource Technology, v. 360, article number 127558
Xu, Jun; Kumar Khanal, Samir; Kang, Yurui; Zhu, Jiaxin; Huang, Xia; Zong, Yang; Pang, Weihai; Surendra, K. C.; Xie, Li

Sewage sludge digestion beyond biogas: Electrochemical pretreatment for biochemicals

Water Research, v. 208, article number 117839
Zeng, Qian; Zan, Feixiang; Hao, Tianwei; Khanal, Samir Kumar; Chen, Guanghao

Untapped Potential: Applying Microbubble and Nanobubble Technology in Water and Wastewater Treatment and Ecological Restoration

ACS ES and T Engineering, v. 2, (9), p. 1558-1573
Zhou, Sining; Marcelino, Kyle Rafael; Wongkiew, Sumeth; Sun, Lianpeng; Guo, Wuzhen; Khanal, Samir Kumar; Lu, Hui

Conference paper 1

Micro-Aerobic Digestion for Advanced Process Stability and Biogas Desulfurization

95th Water Environment Federation Technical Exhibition and Conference, WEFTEC 2022, Water Environment Federation, 2022, p. 1625-1642
Kraakman, Bart; Romero, Adrian; Diaz, Israel; Wu, Zhuoying; Noessen, Matt; Munoz, Raul; Khanal, Samir Kumar; Lee, Po Heng

Article 16

Anaerobic co-digestion: Current status and perspectives

Bioresource Technology, v. 330, article number 125001
Karki, Renisha; Chuenchart, Wachiranon; Surendra, K. C.; Shrestha, Shilva; Raskin, Lutgarde; Sung, Shihwu; Hashimoto, Andrew; Kumar Khanal, Samir

Anaerobic digestion and hot water pretreatment of tropically grown c₄ energy grasses: Mass, carbon, and energy conversions from field biomass to fuels

Agronomy, v. 11, (5), article number 838
Wells, Jon M.; Crow, Susan E.; Khanal, Samir Kumar; Turn, Scott; Hashimoto, Andrew; Kiniry, Jim; Meki, Norman

Anaerobic digestion beyond biogas

Bioresource Technology, v. v. 337, article number 125378
Kumar Khanal, Samir; Lü, Fan; Wong, Jonathan W.C.; Wu, Di; Oechsner, Hans

Anaerobic self-forming dynamic membrane bioreactors (AnSFDMBRs) for wastewater treatment – Recent advances, process optimization and perspectives

Bioresource Technology, v. 332, article number 125101
Siddiqui, Muhammad Ahmar; Biswal, Basanta Kumar; Saleem, Mubbshir; Guan, Dao; Iqbal, Asad; Wu, Di; Khanal, Samir Kumar; Chen, Guanghao

Assessing the effects of digestates and combinations of digestates and fertilizer on yield and nutrient use of brassica juncea (Kai choy)

Agronomy, v. 11, (3), article number 509
Jamison, Jacqueline; Khanal, Samir Kumar; Nguyen, Nhu H.; Deenik, Jonathan L.

Biogenic Sulfide For Azo Dye Decolorization From Textile Dyeing Wastewater

Chemosphere, v. v. 283, article number 131158
Zeng, Qian; Wang, Yu; Zan, Feixiang; Khanal, Samir Kumar; Hao, Tianwei

Bioponic system for nitrogen and phosphorus recovery from chicken manure: Evaluation of manure loading and microbial communities

Waste Management, v. 125, p. 67-76
Wongkiew, Sumeth; Koottatep, Thammarat; Polprasert, Chongrak; Prombutara, Pinidphon; Jinsart, Wanida; Khanal, Samir Kumar

Ciprofloxacin-degrading Paraclostridium sp. isolated from sulfate-reducing bacteria-enriched sludge: Optimization and mechanism

Water Research, v. 191, article number 116808
Fang, Heting; Oberoi, Akashdeep Singh; He, Zhiqing; Khanal, Samir Kumar; Lu, Hui

Efficiency of transporter genes and proteins in hyperaccumulator plants for metals tolerance in wastewater treatment: Sustainable technique for metal detoxification

Environmental Technology and Innovation, v. 23, article number 101725
Sharma, Pooja; Ngo, Huu Hao; KHANAL, Samir Kumar; Larroche, Christian; Kim, Sang Hyoun; Pandey, Ashok

Electron distribution in sulfur-driven autotrophic denitrification under different electron donor and acceptor feeding schemes

Chemical Engineering Journal, v. 404, article number 126486
Oberoi, Akashdeep Singh; Huang, Haiqin; Khanal, Samir Kumar; Sun, Lianpeng; Lu, Hui

Influence of ibuprofen and its biotransformation products on different biological sludge systems and ecosystem

Environment International, v. 146, article number 106265
Jia, Yanyan; Khanal, Samir Kumar; Yin, Linwan; Sun, Lianpeng; Lu, Hui

Nanobubble technology in anaerobic digestion: A review

Bioresource Technology, v. 329, article number 124916
Chuenchart, Wachiranon; Karki, Renisha; Shitanaka, Ty; Marcelino, Kyle Rafael; Lu, Hui; Khanal, Samir Kumar

Nitrogen Recovery via Aquaponics−Bioponics: Engineering Considerations and Perspectives

ACS ES and T Engineering, v. 1, (3), p. 326-339
Wongkiew, Sumeth; Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Nhan, Hua Thai; Marcelino, Kyle Rafael; Khanal, Samir Kumar

Renewable hydrogen production from biomass and wastes (ReBioH₂-2020)

Bioresource Technology, v. 331, article number 125024
Kim, Sang Hyoun; Kumar, Gopalakrishnan; Chen, Wei Hsin; Khanal, Samir Kumar

Synergistic association between cytochrome bd-encoded Proteiniphilum and reactive oxygen species (ROS)-scavenging methanogens in microaerobic-anaerobic digestion of lignocellulosic biomass

Water Research, v. 190, article number 116721
Wu, Zhuoying; Nguyen, Duc; Lam, Theo Y.C.; Zhuang, Huichuan; Shrestha, Shilva; Raskin, Lutgarde; Khanal, Samir Kumar; Lee, Po Heng

Understanding the Anaerobic Digestibility of Lignocellulosic Substrates Using Rumen Content as a Cosubstrate and an Inoculum

ACS ES and T Engineering, v. 1, (3), p. 424-435
Fonoll, Xavier; Shrestha, Shilva; Khanal, Samir Kumar; Dosta, Joan; Mata-Alvarez, Joan; Raskin, Lutgarde

Book 1

Biomass, Biofuels, Biochemicals: Green-Economy: Systems Analysis for Sustainability

Murthy, Ganti S.; Gnansounou, Edgard; Khanal, Samir Kumar; Pandey, Ashok

Conference paper 1

Performance of 500 liter stainless steel portable biogas anaerobic digester with agitator designed for the tropical developing country

Material and Manufacturing Technology XI - Selected peer reviewed papers from the 11th International Conference on Materials and Manufacturing Technology, 11th ICMMT 2020 / edited by Khovaylo Vladimir; Chancharoen Ratchatin. Trans Tech Publications Ltd, 2021, p. 160-165
Sebayuana, Kadek; Nindhia, Tjokorda Gde Tirta; Surata, I. Wayan; Nindhia, Tjokorda Sari; Shukla, Shailendra Kumar; Khanal, Samir Kumar

Article 11

A Conversation with Samir Khanal

Industrial Biotechnology, v. 16, (4), p. 218-219
Khanal, Samir K.

Alleviating sulfide toxicity using biochar during anaerobic treatment of sulfate-laden wastewater

Bioresource Technology, v. 301, article number 122711
Oliveira, Fernanda R.; Surendra, K. C.; Jaisi, Deb P.; Lu, Hui; Unal-Tosun, Gulcin; Sung, Shihwu; Khanal, Samir Kumar

Bioconversion of yellow wine wastes into microbial protein via mixed yeast-fungus cultures

Bioresource Technology, v. 299, article number 122565
Zhu, Wenzhe; He, Qiuying; Gao, Hang; Nitayavardhana, Saoharit; Khanal, Samir Kumar; Xie, Li

Biotransformation of ibuprofen in biological sludge systems: Investigation of performance and mechanisms

Water Research, v. 170, article number 115303
Jia, Yanyan; Yin, Linwan; Khanal, Samir Kumar; Zhang, Huiqun; Oberoi, Akashdeep Singh; Lu, Hui

Hot water pretreatment of lignocellulosic biomass: Modeling the effects of temperature, enzyme and biomass loadings on sugar yield

Bioresource Technology, v. 300, article number 122593
Wells, Jon M.; Drielak, Edward; Surendra, K. C.; Kumar Khanal, Samir

Innovations in environmental bioprocesses for sustainable development

Environmental Science and Pollution Research, v. 27, (22), p. 27169-27171
Rene, Eldon R.; Bhaskar, Thallada; Sang, Byoung In; Khanal, Samir Kumar; Pandey, Ashok

New horizons in biotechnology: Advances in sustainable industrial and environmental bioprocesses and bioproducts

Industrial Crops and Products, v. 158, article number 113000
Varjani, Sunita J.; Taherzadeh, Mohammad; Khanal, Samir; Pandey, Ashok

Phosphorus adsorption behaviors of MgO modified biochars derived from waste woody biomass resources

Journal of Environmental Chemical Engineering, v. 8, (2), article number 103723
Oginni, Oluwatosin; Yakaboylu, Gunes A.; Singh, Kaushlendra; Sabolsky, Edward M.; Unal-Tosun, Gulcin; Jaisi, Deb; Khanal, Samir; Shah, Ajay

Recent advances in anaerobic digestion

Bioresource Technology, v. 316, article number 123955
Khanal, Samir Kumar; Wong, Jonathan W.C.; Sánchez, Antoni; Insam, Heribert

Rethinking organic wastes bioconversion: Evaluating the potential of the black soldier fly (Hermetia illucens (L.)) (Diptera: Stratiomyidae) (BSF)

Waste Management, v. 117, p. 58-80
Surendra, K. C.; Tomberlin, Jeffery K.; van Huis, Arnold; Cammack, Jonathan A.; Heckmann, Lars Henrik L.; Khanal, Samir Kumar

Waste-to-resources: Opportunities and challenges

Bioresource Technology, v. 317, article number 123987
Khanal, Samir Kumar; Varjani, Sunita; Sze Ki Lin, Carol; Awasthi, Mukesh Kumar

Book 2

Current developments in biotechnology and bioengineering: Resource recovery from wastes

Varjani, Sunita; Pandey, Ashok; Gnansounou, Edgard; Khanal, Samir Kumar; Raveendran, Sindhu

Current Developments in Biotechnology and Bioengineering: Sustainable Bioresources for the Emerging Bioeconomy

Kataki, Rupam; Pandey, Ashok; Khanal, Samir Kumar; Pant, Deepak

Book chapter 2

Aquaponics for resource recovery and organic food productions

Current Developments in Biotechnology and Bioengineering / Elsevier, 2020, p. 475-494
Wongkiew, Sumeth; Hu, Zhen; Nhan, Hua Thai; Khanal, Samir Kumar

Resource recovery from waste

Current Developments in Biotechnology and Bioengineering / Elsevier, 2020, p. 3-11
Varjani, Sunita; Pandey, Ashok; Gnansounou, Edgard; Khanal, Samir Kumar; Raveendran, Sindhu

Article 7

Anaerobic digestion of hydrothermally-pretreated lignocellulosic biomass: Influence of pretreatment temperatures, inhibitors and soluble organics on methane yield

Bioresource Technology, v. 284, p. 128-138
Phuttaro, Chettaphong; Sawatdeenarunat, Chayanon; Surendra, K. C.; Boonsawang, Piyarat; Chaiprapat, Sumate; Khanal, Samir Kumar

Elucidating pyrolysis behaviour of activated sludge in granular and flocculent form: Reaction kinetics and mechanism

Water Research, v. 162, p. 409-419
Li, Xiling; Lin, Sen; Hao, Tianwei; Khanal, Samir Kumar; Chen, Guanghao

Fundamental Insights into Ciprofloxacin Adsorption by Sulfate-reducing Bacteria Sludge: Mechanisms and Thermodynamics

Chemical Engineering Journal, v. v. 378, article number 122103
Jia, Yanyan; Lü, Huanliang; Song, Shiliu; Zhang, Huiqun; Khanal, Samir Kumar

Insights Into Pharmaceuticals Removal in an Anaerobic Sulfate-reducing Bacteria Sludge System

Water Research, v. 161, p. 191-201
Jia, Yanyan; Zhang, Huiqun; Khanal, Samir Kumar; Yin, Linwan; Lu, Hui

Insights into the Fate and Removal of Antibiotics in Engineered Biological Treatment Systems: A Critical Review

Environmental Science and Technology, v. v.53, p. 7234-7264
Oberoi, Akashdeep Singh; Jia, Yanyan; Zhang, Huiqun; Khanal, Samir Kumar; Lü, Huanliang

Intermittent micro-aeration: New strategy to control volatile fatty acid accumulation in high organic loading anaerobic digestion

Water Research, v. 166, article number 115080
Nguyen, Duc; Wu, Zhuoying; Shrestha, Shilva; Lee, Po Heng; Raskin, Lutgarde; Khanal, Samir Kumar

Removal of sulfamethoxazole (SMX) in sulfate-reducing flocculent and granular sludge systems

Bioresource Technology, v. 288, article number 121592
Qiu, Lin Qing; Zhang, Liang; Tang, Kai; Chen, Guanghao; Kumar Khanal, Samir; Lu, Hui

Book chapter 5

Biofuels: Alternative feedstocks and conversion processes for the production of liquid and gaseous biofuels

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 1-886
Pandey, Ashok; Larroche, Christian; Dussap, Claude Gilles; Gnansounou, Edgard; Khanal, Samir Kumar; Ricke, Steven

Biogas from wastes: Processes and applications

Sustainable Resource Recovery and Zero Waste Approaches / Elsevier, 2019, p. 165-174
Khanal, Samir Kumar; Nindhia, Tjokorda Gde Tirta; Nitayavardhana, Saoharit

Biogas production by anaerobic digestion: Status and perspectives

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 763-778
Nguyen, Duc; Nitayavardhana, Saoharit; Sawatdeenarunat, Chayanon; Surendra, K. C.; Khanal, Samir Kumar

Biogas production from industrial effluents

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 779-816
Sawatdeenarunat, Chayanon; Wangnai, Chinnapong; Songkasiri, Warinthorn; Panichnumsin, Pornpan; Saritpongteeraka, Kanyarat; Boonsawang, Piyarat; Khanal, Samir Kumar; Chaiprapat, Sumate

Syngas fermentation into biofuels and biochemicals

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 301-327
Yasin, Muhammad; Cha, Minseok; Chang, In Seop; Atiyeh, Hasan K.; Munasinghe, Pradeep; Khanal, Samir Kumar

Article 13

A little breath of fresh air into an anaerobic system: How microaeration facilitates anaerobic digestion process

Biotechnology Advances, v. 36, (7), p. 1971-1983
Nguyen, Duc; Khanal, Samir Kumar

Anaerobic digestion of high-yielding tropical energy crops for biomethane production: Effects of crop types, locations and plant parts

Bioresource Technology, v. 262, p. 194-202
Surendra, K. C.; Ogoshi, Richard; Reinhardt-Hanisch, Annett; Oechsner, Hans; Zaleski, Halina M.; Hashimoto, Andrew G.; Khanal, Samir Kumar

Aquaponic Systems for Sustainable Resource Recovery: Linking Nitrogen Transformations to Microbial Communities

Environmental Science and Technology, v. 52, (21), p. 12728-12739
Wongkiew, Sumeth; Park, Mee Rye; Chandran, Kartik; Khanal, Samir Kumar

Ciprofloxacin degradation in anaerobic sulfate-reducing bacteria (SRB) sludge system: Mechanism and pathways

Water Research, v. 136, p. 64-74
Jia, Yanyan; Khanal, Samir Kumar; Shu, Haoyue; Zhang, Huiqun; Chen, Guang Hao; Lu, Hui

Decentralized biorefinery for lignocellulosic biomass: Integrating anaerobic digestion with thermochemical conversion

Bioresource Technology, v. 250, p. 140-147
Sawatdeenarunat, Chayanon; Nam, Hyungseok; Adhikari, Sushil; Sung, Shihwu; Khanal, Samir Kumar

Effects of CO on hydrogenotrophic methanogenesis under thermophilic and extreme-thermophilic conditions: Microbial community and biomethanation pathways

Bioresource Technology, v. 266, p. 364-373
Bu, Fan; Dong, Nanshi; Kumar Khanal, Samir; Xie, Li; Zhou, Qi

Elucidating the stimulatory and inhibitory effects of dissolved sulfide on sulfur-oxidizing bacteria (SOB) driven autotrophic denitrification

Water Research, v. 133, p. 165-172
Lu, Hui; Huang, Haiqin; Yang, Weiming; Mackey, Hamish Robert; Khanal, Samir Kumar; WU, Di; Chen, Guang Hao

High yielding tropical energy crops for bioenergy production: Effects of plant components, harvest years and locations on biomass composition

Bioresource Technology, v. 251, p. 218-229
Surendra, K. C.; Ogoshi, Richard; Zaleski, Halina M.; Hashimoto, Andrew G.; Khanal, Samir Kumar

Influence of oxytetracycline on the fate of Nitrogen species in a recirculating aquaculture system

Membrane Water Treatment, v. 9, (2), p. 123-128
Medriano, Carl A.D.; Yoon, Hyojik; Chandran, Kartik; Khanal, Samir K.; Lee, Jaewoo; Cho, Yunchul; Kim, Sungpyo

Nitrogen recovery and nitrous oxide (N₂O) emissions from aquaponic systems: Influence of plant species and dissolved oxygen

International Biodeterioration and Biodegradation, v. 134, p. 117-126
Wongkiew, Sumeth; Popp, Brian N.; Khanal, Samir Kumar

Performance and microbial community of hydrogenotrophic methanogenesis under thermophilic and extreme-thermophilic conditions

Bioresource Technology, v. 266, p. 454-462
Dong, Nanshi; Bu, Fan; Zhou, Qi; Khanal, Samir Kumar; Xie, Li

Preface: ICAFE-2017 Special Issue

Bioresource Technology, v. 260, p. 433
Kim, Sang Hyoun; Kumar, Gopalakrishnan; Rene, Eldon R.; Khanal, Samir Kumar

Understanding the Role of Extracellular Polymeric Substances on Ciprofloxacin Adsorption in Aerobic Sludge, Anaerobic Sludge, and Sulfate-Reducing Bacteria Sludge Systems

Environmental Science and Technology, v. 52, (11), p. 6476-6486
Zhang, Huiqun; Jia, Yanyan; Khanal, Samir Kumar; Lu, Hui; Fang, Heting; Zhao, Qing

Book 1

Waste biorefinery: Potential and perspectives

Bhaskar, Thallada; Pandey, Ashok; Mohan, S. Venkata; Lee, Duu Jong; Khanal, Samir Kumar

Book chapter 1

Insect-based biorefinery for bioenergy and bio-based products

Waste Biorefinery / Elsevier, 2018, p. 657-669
Rajendran, Karthik; Surendra, K. C.; Tomberlin, Jeffery K.; Khanal, Samir K.

Article 10

1st International Conference on Bioresource Technology for Bioenergy, Bioproducts & Environmental Sustainability (BIORESTEC)

Bioresource Technology, v. 237, p. 1-2
Pant, Deepak; Singhania, Reeta Rani; Teixeira, José António; Khanal, Samir

Biological strategies for enhanced hydrolysis of lignocellulosic biomass during anaerobic digestion: Current status and future perspectives

Bioresource Technology, v. 245, p. 1245-1257
Shrestha, Shilva; Fonoll, Xavier; Khanal, Samir Kumar; Raskin, Lutgarde

Enhanced volatile fatty acids production during anaerobic digestion of lignocellulosic biomass via micro-oxygenation

Bioresource Technology, v. 237, p. 139-145
Sawatdeenarunat, Chayanon; Sung, Shihwu; Khanal, Samir Kumar

Environmental application of biochar: Current status and perspectives

Bioresource Technology, v. 246, p. 110-122
Oliveira, Fernanda R.; Patel, Anil K.; Jaisi, Deb P.; Adhikari, Sushil; Lu, Hui; Khanal, Samir Kumar

Fate of nitrogen in floating-raft aquaponic systems using natural abundance nitrogen isotopic compositions

International Biodeterioration and Biodegradation, v. 125, p. 24-32
Wongkiew, Sumeth; Popp, Brian N.; Kim, Hye Ji; Khanal, Samir Kumar

Nitrogen transformations in aquaponic systems: A review

Aquacultural Engineering, v. 76, p. 9-19
Wongkiew, Sumeth; Hu, Zhen; Chandran, Kartik; Lee, Jae Woo; Khanal, Samir Kumar

Removal of hydrogen sulfide generated during anaerobic treatment of sulfate-laden wastewater using biochar: Evaluation of efficiency and mechanisms

Bioresource Technology, v. 234, p. 115-121
Kanjanarong, Jarupat; Giri, Balendu S.; Jaisi, Deb P.; Oliveira, Fernanda R.; Boonsawang, Piyarat; Chaiprapat, Sumate; Singh, R. S.; Balakrishna, Avula; Khanal, Samir Kumar

Special Issue on Biochar: Production, Characterization and Applications – Beyond Soil Applications

Bioresource Technology, v. 246, p. 1
Sanroman, Maria Angeles; Lee, Duu Jong; Khanal, Samir; Ok, Yong Sik

Sulfamethoxazole degradation in anaerobic sulfate-reducing bacteria sludge system

Water Research, v. 119, p. 12-20
Jia, Yanyan; Khanal, Samir Kumar; Zhang, Huiqun; Chen, Guang Hao; Lu, Hui

Two-stage thermophilic bio-hydrogen and methane production from oil palm trunk hydrolysate using Thermoanaerobacterium thermosaccharolyticum KKU19

International Journal of Hydrogen Energy, v. 42, (47), p. 28222-28232
Sitthikitpanya, Saruda; Reungsang, Alissara; Prasertsan, Poonsuk; Khanal, Samir Kumar

Book chapter 1

Anaerobic Bioreactors/Digesters: Design and Development

Current Developments in Biotechnology and Bioengineering / Elsevier Inc., 2017, p. 261-279
Khanal, S. K.; Giri, B.; Nitayavardhana, S.; Gadhamshetty, V.

Article 7

Anaerobic biorefinery: Current status, challenges, and opportunities

Bioresource Technology, v. 215, p. 304-313
Sawatdeenarunat, Chayanon; Nguyen, Duc; Surendra, K. C.; Shrestha, Shilva; Rajendran, Karthik; Oechsner, Hans; Xie, Li; Khanal, Samir Kumar

Bioconversion of organic wastes into biodiesel and animal feed via insect farming

Renewable Energy, v. 98, p. 197-202
Surendra, K. C.; Olivier, Robert; Tomberlin, Jeffery K.; Jha, Rajesh; Khanal, Samir Kumar

Biorefinery approach for cassava-based industrial wastes: Current status and opportunities

Bioresource Technology, v. 215, p. 50-62
Zhang, Ming; Xie, Li; Yin, Zhixuan; Khanal, Samir Kumar; Zhou, Qi

Granulation of sulfur-oxidizing bacteria for autotrophic denitrification

Water Research, v. 104, p. 507-519
Yang, Weiming; Lu, Hui; Khanal, Samir K.; Zhao, Qing; Meng, Liao; Chen, Guang Hao

Interaction of organic carbon, reduced sulphur and nitrate in anaerobic baffled reactor for fresh leachate treatment

Environmental Technology (United Kingdom), v. 37, (9), p. 1110-1121
Yin, Zhixuan; Xie, Li; Khanal, Samir Kumar; Zhou, Qi

International Conference on New Horizons in Biotechnology (NHBT-2015): Preface

Renewable Energy, v. 98, p. 1
Pandey, Ashok; Lee, Duu Jong; Khanal, Samir K.; Singhania, Reeta Rani

Waste Biorefinery - Advocating Circular Economy

Bioresource Technology, v. 215, p. 1
Bhaskar, Thallada; Chang, Jo Shu; Khanal, Samir; Lee, Duu Jong; Venkata Mohan, S.; Rittmann, Bruce E.

Article 11

A low-energy, cost-effective approach to fruit and citrus peel waste processing for bioethanol production

Applied Energy, v. 140, p. 65-74
Choi, In Seong; Lee, Yoon Gyo; Khanal, Sarmir Kumar; Park, Bok Jae; Bae, Hyeun Jong

Advances in Biogas Research and Application

Bioresource Technology, v. 178, p. 177
Oechsner, Hans; Khanal, Samir Kumar; Taherzadeh, Mohammad

Anaerobic digestion of lignocellulosic biomass: Challenges and opportunities

Bioresource Technology, v. 178, p. 178-186
Sawatdeenarunat, Chayanon; Surendra, K. C.; Takara, Devin; Oechsner, Hans; Khanal, Samir Kumar

Anaerobic digestion-based biorefinery for bioenergy and biobased products

Industrial Biotechnology, v. 11, (2), p. 103-112
Surendra, K. C.; Sawatdeenarunat, Chayanon; Shrestha, Shilva; Sung, Shihwu; Khanal, Samir Kumar

Analysis of operating costs for producing biodiesel from palm oil at pilot-scale in Colombia

Bioresource Technology, v. 188, p. 117-123
Acevedo, Juan C.; Hernández, Jorge A.; Valdés, Carlos F.; Khanal, Samir Kumar

Automatic process control in anaerobic digestion technology: A critical review

Bioresource Technology, v. 193, p. 513-522
Nguyen, Duc; Gadhamshetty, Venkataramana; Nitayavardhana, Saoharit; Khanal, Samir Kumar

Characterizing compositional changes of Napier grass at different stages of growth for biofuel and biobased products potential

Bioresource Technology, v. 188, p. 103-108
Takara, Devin; Khanal, Samir Kumar

Effect of plant species on nitrogen recovery in aquaponics

Bioresource Technology, v. 188, p. 92-98
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Brotto, Ariane Coelho; Khanal, Samir Kumar

Effects of crop maturity and size reduction on digestibility and methane yield of dedicated energy crop

Bioresource Technology, v. 178, p. 187-193
Surendra, K. C.; Khanal, Samir Kumar

Effects of temperature on nitrous oxide (N₂O) emission from intensive aquaculture system

Science of the Total Environment, v. 518-519, p. 16-23
Paudel, Shukra Raj; Choi, Ohkyung; Khanal, Samir Kumar; Chandran, Kartik; Kim, Sungpyo; Lee, Jae Woo

Protecting the environment through insect farming as a means to produce protein for use as livestock, poultry, and aquaculture feed

Journal of Insects as Food and Feed, v. 1, (4), p. 307-309
Tomberlin, J. K.; van Huis, A.; Benbow, M. E.; Jordan, H.; Astuti, D. A.; Azzollini, D.; Banks, I.; Bava, V.; Borgemeister, C.; Cammack, J. A.; Chapkin, R. S.; Cicková, H.; Crippen, T. L.; Day, A.; Dicke, M.; Drew, D. J.W.; Emhart, C.; Epstein, M.; Finke, M.; Fischer, C. H.; Gatlin, D.; Grabowski, N. T.; He, C.; Heckman, L.; Hubert, A.; Jacobs, J.; Josephs, J.; Khanal, S. K.; Kleinfinger, J. F.; Klein, G.; Leach, C.; Liu, Y.; Newton, G. L.; Olivier, R.; Pechal, J. L.; Picard, C. J.; Rojo, S.; Roncarati, A.; Sheppard, C.; Tarone, A. M.; Verstappen, B.; Vickerson, A.; Yang, H.; Yen, A. L.; Yu, Z.; Zhang, J.; Zheng, L.

Article 4

Biogas as a sustainable energy source for developing countries: Opportunities and challenges

Renewable and Sustainable Energy Reviews, v. 31, p. 846-859
Surendra, K. C.; Takara, Devin; Hashimoto, Andrew G.; Khanal, Samir Kumar

Evaluation of hydrogen and carbon monoxide mass transfer and a correlation between the myoglobin-protein bioassay and gas chromatography method for carbon monoxide determination

RSC Advances, v. 4, (71), p. 37575-37581
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar

Influence of carbohydrate addition on nitrogen transformations and greenhouse gas emissions of intensive aquaculture system

Science of the Total Environment, v. 470-471, p. 193-200
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Sharma, Keshab; Khanal, Samir Kumar

Water reclamation and value-added animal feed from corn-ethanol stillage by fungal processing

Bioresource Technology, v. 151, p. 284-290
Rasmussen, M. L.; Khanal, S. K.; Pometto, A. L.; van Leeuwen, J. Hans

Article 5

Effects of household detergent on anaerobic fermentation of kitchen wastewater from food waste disposer

Journal of Hazardous Materials, v. 244-245, p. 39-45
Lee, K. H.; Park, K. Y.; Khanal, S. K.; Lee, J. W.

High performance liquid chromatography method for rapid quantification of phorbol esters in Jatropha curcas seed

Industrial Crops and Products, v. 49, p. 211-219
Devappa, Rakshit K.; Bingham, Jon Paul; Khanal, Samir Kumar

Household anaerobic digester for bioenergy production in developing countries: Opportunities and challenges

Environmental Technology (United Kingdom), v. 34, (13-14), p. 1671-1689
Surendra, K. C.; Takara, Devin; Jasinski, Jonas; Kumar Khanal, Samir

Nitrogen transformations in intensive aquaculture system and its implication to climate change through nitrous oxide emission

Bioresource Technology, v. 130, p. 314-320
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Sharma, Keshab; Brotto, Ariane Coelho; Khanal, Samir Kumar

Production of protein-rich fungal biomass in an airlift bioreactor using vinasse as substrate

Bioresource Technology, v. 133, p. 301-306
Nitayavardhana, Saoharit; Issarapayup, Kerati; Pavasant, Prasert; Khanal, Samir Kumar

Article 5

Biofuel residues/wastes: Ban or boon?

Critical Reviews in Environmental Science and Technology, v. 42, (1), p. 1-43
Nitayavardhana, Saoharit; Khanal, Samir Kumar

Immunodetection of curcin in seed meal of jatropha curcas using polyclonal antibody developed against curcin-L

Current Nutrition and Food Science, v. 8, (3), p. 213-219
Pal, Archana; Negi, Vishal Singh; Khanal, Samir; Borthakur, Dulal

Nitrous oxide (N₂O) emission from aquaculture: A review

Environmental Science and Technology, v. 46, (12), p. 6470-6480
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Khanal, Samir Kumar

Sustainable bioenergy from biofuel-derived residues

Water Environment Research, v. 84, (10), p. 1568-1585
Takara, Devin; Nitayavardhana, Saoharit; Munasinghe, Pradeep; Surendra, K. C.; Khanal, Samir Kumar

Syngas fermentation to biofuel: Evaluation of carbon monoxide mass transfer and analytical modeling using a composite hollow fiber (CHF) membrane bioreactor

Bioresource Technology, v. 122, p. 130-136
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar

Book chapter 2

Biomass Pretreatment for Biofuel Production

Sustainable Bioenergy and Bioproducts / Springer Verlag, 2012, p. 59-70
Takara, Devin; Khanal, Samir Kumar

Second-Generation Biofuel Production from Corn-Ethanol Industry Residues

Sustainable Bioenergy and Bioproducts / Springer Verlag, 2012, p. 71-87
Shrestha, Prach; Pometto, Anthony L.; Khanal, Samir Kumar; van Leeuwen, J. (Hans)

Article 4

Biodiesel-derived crude glycerol bioconversion to animal feed: A sustainable option for a biodiesel refinery

Bioresource Technology, v. 102, (10), p. 5808-5814
Nitayavardhana, Saoharit; Khanal, Samir Kumar

Current status of renewable energy in Nepal: Opportunities and challenges

Renewable and Sustainable Energy Reviews, v. 15, (8), p. 4107-4117
Surendra, K. C.; Khanal, Samir Kumar; Shrestha, Prachand; Lamsal, Buddhi

Green processing of tropical banagrass into biofuel and biobased products: An innovative biorefinery approach

Bioresource Technology, v. 102, (2), p. 1587-1592
Takara, Devin; Khanal, Samir Kumar

Simultaneous saccharification and fermentation and economic evaluation of ultrasonic and jet cooking pretreatment of corn slurry

Biotechnology Progress, v. 27, (6), p. 1561-1569
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; Van Leeuwen, Johannes Hans; Raj Raman, David; Grewell, David

Book chapter 1

Biomass-derived syngas fermentation into biofuels

Biofuels / Elsevier Inc., 2011, p. 79-98
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar

Article 12

Anaerobic digestion of waste activated sludge pretreated by a combined ultrasound and chemical process

Environmental Technology (United Kingdom), v. 31, (3), p. 257-265
Seng, Bunrith; Khanal, Samir Kumar; Visvanathan, Chettiyappan

Biomass-derived syngas fermentation into biofuels: Opportunities and challenges

Bioresource Technology, v. 101, (13), p. 5013-5022
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar

Enhancing protein and sugar release from defatted soy flakes using ultrasound technology

Journal of Food Engineering, v. 96, (2), p. 270-278
Karki, Bishnu; Lamsal, Buddhi P.; Jung, Stephanie; van Leeuwen, J. (Hans); Pometto, Anthony L.; Grewell, David; Khanal, Samir K.

Ethanol production via in situ fungal saccharification and fermentation of mild alkali and steam pretreated corn fiber

Bioresource Technology, v. 101, (22), p. 8698-8705
Shrestha, Prachand; Khanal, Samir Kumar; Pometto, Anthony L.; Hans van Leeuwen, J.

Sequential saccharification of corn fiber and ethanol production by the brown rot fungus Gloeophyllum trabeum

Bioresource Technology, v. 101, (10), p. 3526-3533
Rasmussen, M. L.; Shrestha, P.; Khanal, S. K.; Pometto III, A. L.; (Hans) van Leeuwen, J.

Sonication of sugary-2 corn: A potential pretreatment to enhance sugar release

Bioresource Technology, v. 101, (1), p. 351-358
Montalbo-Lomboy, Melissa; Johnson, Lawrence; Khanal, Samir Kumar; (Hans) van Leeuwen, J.; Grewell, David

Sustainable bioenergy from biofuel residues and wastes

Water Environment Research, v. 82, (10), p. 1694-1719
Takara, Devin; Nitayavardahana, Saoharit; Pinowska, Agnieszka; Khanal, Samir Kumar

Syngas fermentation to biofuel: Evaluation of carbon monoxide mass transfer coefficient (k_La) in different reactor configurations

Biotechnology Progress, v. 26, (6), p. 1616-1621
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar

Ultrasonic pretreatment of corn slurry for saccharification: A comparison of batch and continuous systems

Ultrasonics sonochemistry, v. 17, (5), p. 939-946
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; van Leeuwen, J. (Hans); Raj Raman, D.; Dunn, Larson; Grewell, David

Ultrasound improved ethanol fermentation from cassava chips in cassava-based ethanol plants

Bioresource Technology, v. 101, (8), p. 2741-2747
Nitayavardhana, Saoharit; Shrestha, Prachand; Rasmussen, Mary L.; Lamsal, Buddhi P.; van Leeuwen, J. (Hans); Khanal, Samir Kumar

Use of filamentous fungi for wastewater treatment and production of high value fungal byproducts: A review

Critical Reviews in Environmental Science and Technology, v. 40, (5), p. 400-449
Sankaran, Sindhuja; Khanal, Samir Kumar; Jasti, Nagapadma; Jin, Bo; Pometto, Anthony L.; Van Leeuwen, J. Hans

Value-added production of nisin from soy whey

Applied Biochemistry and Biotechnology, v. 162, (7), p. 1819-1833
Mitra, Debjani; Pometto, Anthony L.; Khanal, Samir K.; Karki, Bishnu; Brehm-Stecher, Byron F.; Van Leeuwen, J.

Book chapter 7

Bioenergy and biofuel production: Some perspectives

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 1-17
Khanal, Samir Kumar; Lamsal, Buddhi P.

Bioreactor systems for biofuel/bioelectricity production

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 274-275
Gadhamshetty, Venkataramana; Nirmalakhandan, Nagamany; Khanal, Samir Kumar; Johnson, Glenn R.

Enzymatic hydrolysis of lignocellulosic biomass

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 201-224
Lamsal, Buddhi P.; Shrestha, Prachand; Khanal, Samir Kumar

Lignocellulosic biomass pretreatment

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 172-200
Takara, Devin; Shrestha, Prachand; Khanal, Samir Kumar

Preface

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. iii-iv
Khanal, Samir K.; Surampalli, Rao Y.; Zhang, Tian C.; Lamsal, Buddhi P.; Tyagi, R. D.; Kao, C. M.

Preprocessing of lignocellulosic biomass for biofuel production

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 158-171
Shrestha, Prachand; Lamsal, Buddhi P.; Khanal, Samir Kumar

Value-added processing of residues from biofuel industries

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 389-410
Shrestha, Prachand; Rasmussen, Marry L.; Nitayavardhana, Saoharit; Khanal, Samir Kumar; van Leeuwen, J. Hans

Article 3

Enzyme production by wood-rot and soft-rot fungi cultivated on corn fiber followed by simultaneous saccharification and fermentation

Journal of Agricultural and Food Chemistry, v. 57, (10), p. 4156-4161
Shrestha, Prachand; Khanal, Samir K.; Pomettoiii, Anthony L.; Van Leeuwen, J.

Functional properties of soy protein isolates produced from ultrasonicated defatted soy flakes

JAOCS, Journal of the American Oil Chemists' Society, v. 86, (10), p. 1021-1028
Karki, Bishnu; Lamsal, Buddhi P.; Grewell, David; Pometto, Anthony L.; Van Leeuwen, J.; Khanal, Samir K.; Jung, Stephanie

Influence of selected operating parameters on fungal biomass production in corn-ethanol wastewater

Journal of Environmental Engineering, v. 135, (11), p. 1106-1114
Jasti, Nagapadma; Rasmussen, Mary L.; Khanal, Samir K.; Pometto, Anthony L.; Van Leeuwen, J. Hans

Book 1

Anaerobic Biotechnology for Bioenergy Production: Principles and Applications

Khanal, Samir Kumar

Book chapter 6

Anaerobic reactor configurations for bioenergy production

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 93-114
Khanal, Samir Kumar

Bioenergy Generation from Residues of Biofuel Industries

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 161-188
Khanal, Samir Kumar

Bioenergy Recovery from Sulfate-Rich Waste Streams and Strategies for Sulfide Removal

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 133-160
Khanal, Samir Kumar

Biohydrogen Production: Fundamentals, Challenges, and Operation Strategies for Enhanced Yield

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 189-219
Khanal, Samir Kumar

Microbiology and biochemistry of anaerobic biotechnology

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 29-41
Khanal, Samir Kumar

Overview of anaerobic biotechnology

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 1-27
Khanal, Samir Kumar

Conference paper 2

Simultaneous saccharification and fermentation of ultrasonically treated corn slurry

American Society of Agricultural and Biological Engineers Annual International Meeting 2009, ASABE 2009, 2009, p. 6544-6557
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; Van Leeuwen, J.; Raman, D. Raj; Dunn, Larson; Grewell, David

Ultrasonic pretreatment of corn slurry in batch and continuous systems

American Society of Agricultural and Biological Engineers Annual International Meeting 2009, ASABE 2009, 2009, p. 6517-6532
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; Van Leeuwen, J.; Raman, D. Raj; Dunn, Larson; Grewell, David

Article 6

Bioenergy and biofuel production from wastes/residues of emerging biofuel industries

Water Environment Research, v. 80, (10), p. 1625-1647
Khanal, Samir Kumar; Rasmussen, Mary; Shrestha, Prachand; Van Leeuwen, Hans; Visvanathan, C.; Liu, Hong

Converting corn wet-milling effluent into high-value fungal biomass in a biofilm reactor

Biotechnology and Bioengineering, v. 101, (6), p. 1223-1233
Jasti, Nagapadma; Khanal, Samir K.; Pometto, Anthony L.; Van Leeuwen, J.

Ozone as a selective disinfectant for nonaseptic fungal cultivation on corn-processing wastewater

Bioresource Technology, v. 99, (17), p. 8265-8272
Sankaran, Sindhuja; Khanal, Samir Kumar; Pometto, Anthony L.; van Leeuwen, J. (Hans)

Solid-substrate fermentation of corn fiber by Phanerochaete chrysosporium and subsequent fermentation of hydrolysate into ethanol

Journal of Agricultural and Food Chemistry, v. 56, (11), p. 3918-3924
Shrestha, Prachand; Rasmussen, Mary; Khanal, Samir K.; Pometto, Anthony L.; Van Leeuwen, J.

Sorption of steroidal hormones by two iowa soil materials: Detection and modeling

Soil Science, v. 173, (9), p. 602-612
Xie, Bin; Khanal, Samir K.; Van Leeuwen, J. Hans; Veysey, Stephen W.; Thompson, Michael L.

Ultrasound pretreatment of cassava chip slurry to enhance sugar release for subsequent ethanol production

Biotechnology and Bioengineering, v. 101, (3), p. 487-496
Nitayavardhana, Saoharit; Rakshit, Sudip Kumar; Grewell, David; Van Leeuwen, J.; Khanal, Samir Kumar

Conference paper 1

Ultrasonication of sugary -2 corn for enhanced enzymatic hydrolysis

American Society of Agricultural and Biological Engineers Annual International Meeting 2008, ASABE 2008, American Society of Agricultural and Biological Engineers, 2008, p. 3640-3652
Montalbo-Lomboy, Melissa; Johnson, Lawrence; Khanal, Samir Kumar; Van Leeuwen, J.; Grewell, David

Article 2

Ultrasound applications in wastewater sludge pretreatment: A review

Critical Reviews in Environmental Science and Technology, v. 37, (4), p. 277-313
Khanal, Samir Kumar; Grewell, David; Sung, Shihwu; Van Leeuwen, J.

Ultrasound enhanced glucose release from corn in ethanol plants

Biotechnology and Bioengineering, v. 98, (5), p. 978-985
Khanal, Samir Kumar; Montalbo, Melissa; Van Leeuwen, J.; Srinivasan, Gowrishankar; Grewell, David

Conference paper 4

Anaerobic membrane bioreactor for treatment of synthetic municipal wastewater at ambient temperature

Small Water and Wastewater Systems VII / edited by Martinez S.G.. 2007, p. 79-86
Ho, J. H.; Khanal, S. K.; Sung, S.

Bioconversion of thin stillage from corn dry-grind ethanol plants into high-value fungal biomass

Paper presented at 2007 ASABE Annual International Meeting, Technical Papers, Minneapolis, MN, United States
Rasmussen, Mary L.; Khanal, Samir K.; Van Leeuwen, J.; Pometto, Anthony L.

Ultrasonic enhanced liquefaction and saccharification of corn for bio-fuel production

Paper presented at 2007 ASABE Annual International Meeting, Technical Papers, Minneapolis, MN, United States
Khanal, Samir Kumar; Montalbo, Melissa; Van Leeuwen, J.; Srinivasan, Gowrishankar; Grewell, David

Ultrasonication in soy processing for enhanced protein and sugar yields and subsequent bacterial nisin production

Paper presented at 2007 ASABE Annual International Meeting, Technical Papers, Minneapolis, MN, United States
Karki, Bishnu; Mitra, Debjani; Lamsal, Buddhi P.; Grewell, David; Pometto, Anthony L.; Van Leeuwen, J.; Khanal, Samir Kumar

Article 6

Biohydrogen production in continuous-flow reactor using mixed microbial culture

Water Environment Research, v. 78, (2), p. 110-117
Khanal, Samir Kumar; Chen, Wen Hsing; Li, Ling; Sung, Shihwu

Bioleaching of zinc and copper from anaerobically digested swine manure: Effect of sulfur levels and solids contents

Water Environment Research, v. 78, (2), p. 202-208
Foulkes, Brian; Khanal, Samir Kumar; Sung, Shihwu

Fate, transport and biodegradation of natural estrogens in the environment and engineered systems

Environmental Science and Technology, v. 40, (21), p. 6537-6546
Khanal, Samir Kumar; Xie, Bin; Thompson, Michael L.; Sung, Shihwu; Ong, Say Kee; Van Leeuwen, J.

Fungal treatment of corn processing wastewater in an attached growth system

Water Practice and Technology, article number wpt2006069
Jasti, Nagapadma; KHANAL, Samir Kumar; Pometto III, Anthony L.; van Leeuwen, J. (Hans)

Kinetic study of biological hydrogen production by anaerobic fermentation

International Journal of Hydrogen Energy, v. 31, (15), p. 2170-2178
Chen, Wen Hsing; Chen, Shen Yi; Kumar Khanal, Samir; Sung, Shihwu

Online oxygen control for sulfide oxidation in anaerobic treatment of high-sulfate wastewater

Water Environment Research, v. 78, (4), p. 397-408
Khanal, Samir Kumar; Huang, Ju Chang

Conference paper 1

Ultrasound pre-treatment of waste activated sludge

Leading-edge Strategies and Technologies for Sustainable Urban Water Management, 2006, p. 35-42
Akin, Beril; Khanal, Samir Kumar; Sung, Shihwu; Grewell, David; Van Leeuwen, J.

Article 1

Effect of high influent sulfate on anaerobic wastewater treatment

Water Environment Research, v. 77, (6), p. 3037-3046
Khanal, Samir Kumar; Huang, Ju Chang

Article 2

Biological hydrogen production: Effects of pH and intermediate products

International Journal of Hydrogen Energy, v. 29, (11), p. 1123-1131
Khanal, Samir Kumar; Chen, Wen Hsing; Li, Ling; Sung, Shihwu

Treatment of high sulfate and high strength wastewater in a single stage anaerobic reactor

Water Science and Technology: Water Supply, v. 4, (1), p. 35-45
Huang, J. C.; Khanal, S. Kumar

Article 3

Anaerobic treatment of high sulfate wastewater with oxygenation to control sulfide toxicity

Journal of Environmental Engineering, v. 129, (12), p. 1104-1111
Khanal, Samir Kumar; Huang, Ju Chang

ORP-based oxygenation for sulfide control in anaerobic treatment of high-sulfate wastewater

Water Research, v. 37, (9), p. 2053-2062
Khanal, Samir Kumar; Huang, Ju Chang

Use of ORP (oxidation-reduction potential) to control oxygen dosing for online sulfide oxidation in anaerobic treatment of high sulfate wastewater

Water Science and Technology, v. 47, (12), p. 183-189
Khanal, S. K.; Shang, C.; Huang, J. C.

Conference paper 1

Treatment of High Sulfate Wastewater in a Single Stage Anaerobic Reactor

Proceedings of the International Specialized Conference on Creative Water and Wastewater Treatment Technologies for Densely Populated Urban Areas, sponsored by Hong Kong University of Science and Technology, September 18-20, Hong Kong, pp. 39-52
Huang, Ju-Chang; Khanal, Samir Kumar

Article 1

Suitability of bangkok sewage and nightsoil sludges for agricultural use with emphasis on potentially toxic elements

Journal of Environmental Science and Health - Part A Toxic/Hazardous Substances and Environmental Engineering, v. 34, (10), p. 2007-2021
Eckhardt, Heinz; Khanal, Samir Kumar

2019 12

Anaerobic digestion of hydrothermally-pretreated lignocellulosic biomass: Influence of pretreatment temperatures, inhibitors and soluble organics on methane yield

Bioresource Technology, v. 284, p. 128-138
Phuttaro, Chettaphong; Sawatdeenarunat, Chayanon; Surendra, K. C.; Boonsawang, Piyarat; Chaiprapat, Sumate; Khanal, Samir Kumar
Article

Elucidating pyrolysis behaviour of activated sludge in granular and flocculent form: Reaction kinetics and mechanism

Water Research, v. 162, p. 409-419
Li, Xiling; Lin, Sen; Hao, Tianwei; Khanal, Samir Kumar; Chen, Guanghao
Article

Fundamental Insights into Ciprofloxacin Adsorption by Sulfate-reducing Bacteria Sludge: Mechanisms and Thermodynamics

Chemical Engineering Journal, v. v. 378, article number 122103
Jia, Yanyan; Lü, Huanliang; Song, Shiliu; Zhang, Huiqun; Khanal, Samir Kumar
Article

Insights Into Pharmaceuticals Removal in an Anaerobic Sulfate-reducing Bacteria Sludge System

Water Research, v. 161, p. 191-201
Jia, Yanyan; Zhang, Huiqun; Khanal, Samir Kumar; Yin, Linwan; Lu, Hui
Article

Insights into the Fate and Removal of Antibiotics in Engineered Biological Treatment Systems: A Critical Review

Environmental Science and Technology, v. v.53, p. 7234-7264
Oberoi, Akashdeep Singh; Jia, Yanyan; Zhang, Huiqun; Khanal, Samir Kumar; Lü, Huanliang
Article

Intermittent micro-aeration: New strategy to control volatile fatty acid accumulation in high organic loading anaerobic digestion

Water Research, v. 166, article number 115080
Nguyen, Duc; Wu, Zhuoying; Shrestha, Shilva; Lee, Po Heng; Raskin, Lutgarde; Khanal, Samir Kumar
Article

Removal of sulfamethoxazole (SMX) in sulfate-reducing flocculent and granular sludge systems

Bioresource Technology, v. 288, article number 121592
Qiu, Lin Qing; Zhang, Liang; Tang, Kai; Chen, Guanghao; Kumar Khanal, Samir; Lu, Hui
Article

Biofuels: Alternative feedstocks and conversion processes for the production of liquid and gaseous biofuels

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 1-886
Pandey, Ashok; Larroche, Christian; Dussap, Claude Gilles; Gnansounou, Edgard; Khanal, Samir Kumar; Ricke, Steven
Book chapter

Biogas from wastes: Processes and applications

Sustainable Resource Recovery and Zero Waste Approaches / Elsevier, 2019, p. 165-174
Khanal, Samir Kumar; Nindhia, Tjokorda Gde Tirta; Nitayavardhana, Saoharit
Book chapter

Biogas production by anaerobic digestion: Status and perspectives

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 763-778
Nguyen, Duc; Nitayavardhana, Saoharit; Sawatdeenarunat, Chayanon; Surendra, K. C.; Khanal, Samir Kumar
Book chapter

Biogas production from industrial effluents

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 779-816
Sawatdeenarunat, Chayanon; Wangnai, Chinnapong; Songkasiri, Warinthorn; Panichnumsin, Pornpan; Saritpongteeraka, Kanyarat; Boonsawang, Piyarat; Khanal, Samir Kumar; Chaiprapat, Sumate
Book chapter

Syngas fermentation into biofuels and biochemicals

Biomass, Biofuels, Biochemicals / Elsevier, 2019, p. 301-327
Yasin, Muhammad; Cha, Minseok; Chang, In Seop; Atiyeh, Hasan K.; Munasinghe, Pradeep; Khanal, Samir Kumar
Book chapter

2018 15

A little breath of fresh air into an anaerobic system: How microaeration facilitates anaerobic digestion process

Biotechnology Advances, v. 36, (7), p. 1971-1983
Nguyen, Duc; Khanal, Samir Kumar
Article

Anaerobic digestion of high-yielding tropical energy crops for biomethane production: Effects of crop types, locations and plant parts

Bioresource Technology, v. 262, p. 194-202
Surendra, K. C.; Ogoshi, Richard; Reinhardt-Hanisch, Annett; Oechsner, Hans; Zaleski, Halina M.; Hashimoto, Andrew G.; Khanal, Samir Kumar
Article

Aquaponic Systems for Sustainable Resource Recovery: Linking Nitrogen Transformations to Microbial Communities

Environmental Science and Technology, v. 52, (21), p. 12728-12739
Wongkiew, Sumeth; Park, Mee Rye; Chandran, Kartik; Khanal, Samir Kumar
Article

Ciprofloxacin degradation in anaerobic sulfate-reducing bacteria (SRB) sludge system: Mechanism and pathways

Water Research, v. 136, p. 64-74
Jia, Yanyan; Khanal, Samir Kumar; Shu, Haoyue; Zhang, Huiqun; Chen, Guang Hao; Lu, Hui
Article

Decentralized biorefinery for lignocellulosic biomass: Integrating anaerobic digestion with thermochemical conversion

Bioresource Technology, v. 250, p. 140-147
Sawatdeenarunat, Chayanon; Nam, Hyungseok; Adhikari, Sushil; Sung, Shihwu; Khanal, Samir Kumar
Article

Effects of CO on hydrogenotrophic methanogenesis under thermophilic and extreme-thermophilic conditions: Microbial community and biomethanation pathways

Bioresource Technology, v. 266, p. 364-373
Bu, Fan; Dong, Nanshi; Kumar Khanal, Samir; Xie, Li; Zhou, Qi
Article

Elucidating the stimulatory and inhibitory effects of dissolved sulfide on sulfur-oxidizing bacteria (SOB) driven autotrophic denitrification

Water Research, v. 133, p. 165-172
Lu, Hui; Huang, Haiqin; Yang, Weiming; Mackey, Hamish Robert; Khanal, Samir Kumar; WU, Di; Chen, Guang Hao
Article

High yielding tropical energy crops for bioenergy production: Effects of plant components, harvest years and locations on biomass composition

Bioresource Technology, v. 251, p. 218-229
Surendra, K. C.; Ogoshi, Richard; Zaleski, Halina M.; Hashimoto, Andrew G.; Khanal, Samir Kumar
Article

Influence of oxytetracycline on the fate of Nitrogen species in a recirculating aquaculture system

Membrane Water Treatment, v. 9, (2), p. 123-128
Medriano, Carl A.D.; Yoon, Hyojik; Chandran, Kartik; Khanal, Samir K.; Lee, Jaewoo; Cho, Yunchul; Kim, Sungpyo
Article

Nitrogen recovery and nitrous oxide (N₂O) emissions from aquaponic systems: Influence of plant species and dissolved oxygen

International Biodeterioration and Biodegradation, v. 134, p. 117-126
Wongkiew, Sumeth; Popp, Brian N.; Khanal, Samir Kumar
Article

Performance and microbial community of hydrogenotrophic methanogenesis under thermophilic and extreme-thermophilic conditions

Bioresource Technology, v. 266, p. 454-462
Dong, Nanshi; Bu, Fan; Zhou, Qi; Khanal, Samir Kumar; Xie, Li
Article

Preface: ICAFE-2017 Special Issue

Bioresource Technology, v. 260, p. 433
Kim, Sang Hyoun; Kumar, Gopalakrishnan; Rene, Eldon R.; Khanal, Samir Kumar
Article

Understanding the Role of Extracellular Polymeric Substances on Ciprofloxacin Adsorption in Aerobic Sludge, Anaerobic Sludge, and Sulfate-Reducing Bacteria Sludge Systems

Environmental Science and Technology, v. 52, (11), p. 6476-6486
Zhang, Huiqun; Jia, Yanyan; Khanal, Samir Kumar; Lu, Hui; Fang, Heting; Zhao, Qing
Article

Waste biorefinery: Potential and perspectives

Bhaskar, Thallada; Pandey, Ashok; Mohan, S. Venkata; Lee, Duu Jong; Khanal, Samir Kumar
Book

Insect-based biorefinery for bioenergy and bio-based products

Waste Biorefinery / Elsevier, 2018, p. 657-669
Rajendran, Karthik; Surendra, K. C.; Tomberlin, Jeffery K.; Khanal, Samir K.
Book chapter

2017 11

1st International Conference on Bioresource Technology for Bioenergy, Bioproducts & Environmental Sustainability (BIORESTEC)

Bioresource Technology, v. 237, p. 1-2
Pant, Deepak; Singhania, Reeta Rani; Teixeira, José António; Khanal, Samir
Article

Biological strategies for enhanced hydrolysis of lignocellulosic biomass during anaerobic digestion: Current status and future perspectives

Bioresource Technology, v. 245, p. 1245-1257
Shrestha, Shilva; Fonoll, Xavier; Khanal, Samir Kumar; Raskin, Lutgarde
Article

Enhanced volatile fatty acids production during anaerobic digestion of lignocellulosic biomass via micro-oxygenation

Bioresource Technology, v. 237, p. 139-145
Sawatdeenarunat, Chayanon; Sung, Shihwu; Khanal, Samir Kumar
Article

Environmental application of biochar: Current status and perspectives

Bioresource Technology, v. 246, p. 110-122
Oliveira, Fernanda R.; Patel, Anil K.; Jaisi, Deb P.; Adhikari, Sushil; Lu, Hui; Khanal, Samir Kumar
Article

Fate of nitrogen in floating-raft aquaponic systems using natural abundance nitrogen isotopic compositions

International Biodeterioration and Biodegradation, v. 125, p. 24-32
Wongkiew, Sumeth; Popp, Brian N.; Kim, Hye Ji; Khanal, Samir Kumar
Article

Nitrogen transformations in aquaponic systems: A review

Aquacultural Engineering, v. 76, p. 9-19
Wongkiew, Sumeth; Hu, Zhen; Chandran, Kartik; Lee, Jae Woo; Khanal, Samir Kumar
Article

Removal of hydrogen sulfide generated during anaerobic treatment of sulfate-laden wastewater using biochar: Evaluation of efficiency and mechanisms

Bioresource Technology, v. 234, p. 115-121
Kanjanarong, Jarupat; Giri, Balendu S.; Jaisi, Deb P.; Oliveira, Fernanda R.; Boonsawang, Piyarat; Chaiprapat, Sumate; Singh, R. S.; Balakrishna, Avula; Khanal, Samir Kumar
Article

Special Issue on Biochar: Production, Characterization and Applications – Beyond Soil Applications

Bioresource Technology, v. 246, p. 1
Sanroman, Maria Angeles; Lee, Duu Jong; Khanal, Samir; Ok, Yong Sik
Article

Sulfamethoxazole degradation in anaerobic sulfate-reducing bacteria sludge system

Water Research, v. 119, p. 12-20
Jia, Yanyan; Khanal, Samir Kumar; Zhang, Huiqun; Chen, Guang Hao; Lu, Hui
Article

Two-stage thermophilic bio-hydrogen and methane production from oil palm trunk hydrolysate using Thermoanaerobacterium thermosaccharolyticum KKU19

International Journal of Hydrogen Energy, v. 42, (47), p. 28222-28232
Sitthikitpanya, Saruda; Reungsang, Alissara; Prasertsan, Poonsuk; Khanal, Samir Kumar
Article

Anaerobic Bioreactors/Digesters: Design and Development

Current Developments in Biotechnology and Bioengineering / Elsevier Inc., 2017, p. 261-279
Khanal, S. K.; Giri, B.; Nitayavardhana, S.; Gadhamshetty, V.
Book chapter

2016 7

Anaerobic biorefinery: Current status, challenges, and opportunities

Bioresource Technology, v. 215, p. 304-313
Sawatdeenarunat, Chayanon; Nguyen, Duc; Surendra, K. C.; Shrestha, Shilva; Rajendran, Karthik; Oechsner, Hans; Xie, Li; Khanal, Samir Kumar
Article

Bioconversion of organic wastes into biodiesel and animal feed via insect farming

Renewable Energy, v. 98, p. 197-202
Surendra, K. C.; Olivier, Robert; Tomberlin, Jeffery K.; Jha, Rajesh; Khanal, Samir Kumar
Article

Biorefinery approach for cassava-based industrial wastes: Current status and opportunities

Bioresource Technology, v. 215, p. 50-62
Zhang, Ming; Xie, Li; Yin, Zhixuan; Khanal, Samir Kumar; Zhou, Qi
Article

Granulation of sulfur-oxidizing bacteria for autotrophic denitrification

Water Research, v. 104, p. 507-519
Yang, Weiming; Lu, Hui; Khanal, Samir K.; Zhao, Qing; Meng, Liao; Chen, Guang Hao
Article

Interaction of organic carbon, reduced sulphur and nitrate in anaerobic baffled reactor for fresh leachate treatment

Environmental Technology (United Kingdom), v. 37, (9), p. 1110-1121
Yin, Zhixuan; Xie, Li; Khanal, Samir Kumar; Zhou, Qi
Article

International Conference on New Horizons in Biotechnology (NHBT-2015): Preface

Renewable Energy, v. 98, p. 1
Pandey, Ashok; Lee, Duu Jong; Khanal, Samir K.; Singhania, Reeta Rani
Article

Waste Biorefinery - Advocating Circular Economy

Bioresource Technology, v. 215, p. 1
Bhaskar, Thallada; Chang, Jo Shu; Khanal, Samir; Lee, Duu Jong; Venkata Mohan, S.; Rittmann, Bruce E.
Article

2015 11

A low-energy, cost-effective approach to fruit and citrus peel waste processing for bioethanol production

Applied Energy, v. 140, p. 65-74
Choi, In Seong; Lee, Yoon Gyo; Khanal, Sarmir Kumar; Park, Bok Jae; Bae, Hyeun Jong
Article

Advances in Biogas Research and Application

Bioresource Technology, v. 178, p. 177
Oechsner, Hans; Khanal, Samir Kumar; Taherzadeh, Mohammad
Article

Anaerobic digestion of lignocellulosic biomass: Challenges and opportunities

Bioresource Technology, v. 178, p. 178-186
Sawatdeenarunat, Chayanon; Surendra, K. C.; Takara, Devin; Oechsner, Hans; Khanal, Samir Kumar
Article

Anaerobic digestion-based biorefinery for bioenergy and biobased products

Industrial Biotechnology, v. 11, (2), p. 103-112
Surendra, K. C.; Sawatdeenarunat, Chayanon; Shrestha, Shilva; Sung, Shihwu; Khanal, Samir Kumar
Article

Analysis of operating costs for producing biodiesel from palm oil at pilot-scale in Colombia

Bioresource Technology, v. 188, p. 117-123
Acevedo, Juan C.; Hernández, Jorge A.; Valdés, Carlos F.; Khanal, Samir Kumar
Article

Automatic process control in anaerobic digestion technology: A critical review

Bioresource Technology, v. 193, p. 513-522
Nguyen, Duc; Gadhamshetty, Venkataramana; Nitayavardhana, Saoharit; Khanal, Samir Kumar
Article

Characterizing compositional changes of Napier grass at different stages of growth for biofuel and biobased products potential

Bioresource Technology, v. 188, p. 103-108
Takara, Devin; Khanal, Samir Kumar
Article

Effect of plant species on nitrogen recovery in aquaponics

Bioresource Technology, v. 188, p. 92-98
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Brotto, Ariane Coelho; Khanal, Samir Kumar
Article

Effects of crop maturity and size reduction on digestibility and methane yield of dedicated energy crop

Bioresource Technology, v. 178, p. 187-193
Surendra, K. C.; Khanal, Samir Kumar
Article

Effects of temperature on nitrous oxide (N₂O) emission from intensive aquaculture system

Science of the Total Environment, v. 518-519, p. 16-23
Paudel, Shukra Raj; Choi, Ohkyung; Khanal, Samir Kumar; Chandran, Kartik; Kim, Sungpyo; Lee, Jae Woo
Article

Protecting the environment through insect farming as a means to produce protein for use as livestock, poultry, and aquaculture feed

Journal of Insects as Food and Feed, v. 1, (4), p. 307-309
Tomberlin, J. K.; van Huis, A.; Benbow, M. E.; Jordan, H.; Astuti, D. A.; Azzollini, D.; Banks, I.; Bava, V.; Borgemeister, C.; Cammack, J. A.; Chapkin, R. S.; Cicková, H.; Crippen, T. L.; Day, A.; Dicke, M.; Drew, D. J.W.; Emhart, C.; Epstein, M.; Finke, M.; Fischer, C. H.; Gatlin, D.; Grabowski, N. T.; He, C.; Heckman, L.; Hubert, A.; Jacobs, J.; Josephs, J.; Khanal, S. K.; Kleinfinger, J. F.; Klein, G.; Leach, C.; Liu, Y.; Newton, G. L.; Olivier, R.; Pechal, J. L.; Picard, C. J.; Rojo, S.; Roncarati, A.; Sheppard, C.; Tarone, A. M.; Verstappen, B.; Vickerson, A.; Yang, H.; Yen, A. L.; Yu, Z.; Zhang, J.; Zheng, L.
Article

2014 4

Biogas as a sustainable energy source for developing countries: Opportunities and challenges

Renewable and Sustainable Energy Reviews, v. 31, p. 846-859
Surendra, K. C.; Takara, Devin; Hashimoto, Andrew G.; Khanal, Samir Kumar
Article

Evaluation of hydrogen and carbon monoxide mass transfer and a correlation between the myoglobin-protein bioassay and gas chromatography method for carbon monoxide determination

RSC Advances, v. 4, (71), p. 37575-37581
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar
Article

Influence of carbohydrate addition on nitrogen transformations and greenhouse gas emissions of intensive aquaculture system

Science of the Total Environment, v. 470-471, p. 193-200
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Sharma, Keshab; Khanal, Samir Kumar
Article

Water reclamation and value-added animal feed from corn-ethanol stillage by fungal processing

Bioresource Technology, v. 151, p. 284-290
Rasmussen, M. L.; Khanal, S. K.; Pometto, A. L.; van Leeuwen, J. Hans
Article

2013 5

Effects of household detergent on anaerobic fermentation of kitchen wastewater from food waste disposer

Journal of Hazardous Materials, v. 244-245, p. 39-45
Lee, K. H.; Park, K. Y.; Khanal, S. K.; Lee, J. W.
Article

High performance liquid chromatography method for rapid quantification of phorbol esters in Jatropha curcas seed

Industrial Crops and Products, v. 49, p. 211-219
Devappa, Rakshit K.; Bingham, Jon Paul; Khanal, Samir Kumar
Article

Household anaerobic digester for bioenergy production in developing countries: Opportunities and challenges

Environmental Technology (United Kingdom), v. 34, (13-14), p. 1671-1689
Surendra, K. C.; Takara, Devin; Jasinski, Jonas; Kumar Khanal, Samir
Article

Nitrogen transformations in intensive aquaculture system and its implication to climate change through nitrous oxide emission

Bioresource Technology, v. 130, p. 314-320
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Sharma, Keshab; Brotto, Ariane Coelho; Khanal, Samir Kumar
Article

Production of protein-rich fungal biomass in an airlift bioreactor using vinasse as substrate

Bioresource Technology, v. 133, p. 301-306
Nitayavardhana, Saoharit; Issarapayup, Kerati; Pavasant, Prasert; Khanal, Samir Kumar
Article

2012 7

Biofuel residues/wastes: Ban or boon?

Critical Reviews in Environmental Science and Technology, v. 42, (1), p. 1-43
Nitayavardhana, Saoharit; Khanal, Samir Kumar
Article

Immunodetection of curcin in seed meal of jatropha curcas using polyclonal antibody developed against curcin-L

Current Nutrition and Food Science, v. 8, (3), p. 213-219
Pal, Archana; Negi, Vishal Singh; Khanal, Samir; Borthakur, Dulal
Article

Nitrous oxide (N₂O) emission from aquaculture: A review

Environmental Science and Technology, v. 46, (12), p. 6470-6480
Hu, Zhen; Lee, Jae Woo; Chandran, Kartik; Kim, Sungpyo; Khanal, Samir Kumar
Article

Sustainable bioenergy from biofuel-derived residues

Water Environment Research, v. 84, (10), p. 1568-1585
Takara, Devin; Nitayavardhana, Saoharit; Munasinghe, Pradeep; Surendra, K. C.; Khanal, Samir Kumar
Article

Syngas fermentation to biofuel: Evaluation of carbon monoxide mass transfer and analytical modeling using a composite hollow fiber (CHF) membrane bioreactor

Bioresource Technology, v. 122, p. 130-136
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar
Article

Biomass Pretreatment for Biofuel Production

Sustainable Bioenergy and Bioproducts / Springer Verlag, 2012, p. 59-70
Takara, Devin; Khanal, Samir Kumar
Book chapter

Second-Generation Biofuel Production from Corn-Ethanol Industry Residues

Sustainable Bioenergy and Bioproducts / Springer Verlag, 2012, p. 71-87
Shrestha, Prach; Pometto, Anthony L.; Khanal, Samir Kumar; van Leeuwen, J. (Hans)
Book chapter

2011 5

Biodiesel-derived crude glycerol bioconversion to animal feed: A sustainable option for a biodiesel refinery

Bioresource Technology, v. 102, (10), p. 5808-5814
Nitayavardhana, Saoharit; Khanal, Samir Kumar
Article

Current status of renewable energy in Nepal: Opportunities and challenges

Renewable and Sustainable Energy Reviews, v. 15, (8), p. 4107-4117
Surendra, K. C.; Khanal, Samir Kumar; Shrestha, Prachand; Lamsal, Buddhi
Article

Green processing of tropical banagrass into biofuel and biobased products: An innovative biorefinery approach

Bioresource Technology, v. 102, (2), p. 1587-1592
Takara, Devin; Khanal, Samir Kumar
Article

Simultaneous saccharification and fermentation and economic evaluation of ultrasonic and jet cooking pretreatment of corn slurry

Biotechnology Progress, v. 27, (6), p. 1561-1569
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; Van Leeuwen, Johannes Hans; Raj Raman, David; Grewell, David
Article

Biomass-derived syngas fermentation into biofuels

Biofuels / Elsevier Inc., 2011, p. 79-98
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar
Book chapter

2010 19

Anaerobic digestion of waste activated sludge pretreated by a combined ultrasound and chemical process

Environmental Technology (United Kingdom), v. 31, (3), p. 257-265
Seng, Bunrith; Khanal, Samir Kumar; Visvanathan, Chettiyappan
Article

Biomass-derived syngas fermentation into biofuels: Opportunities and challenges

Bioresource Technology, v. 101, (13), p. 5013-5022
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar
Article

Enhancing protein and sugar release from defatted soy flakes using ultrasound technology

Journal of Food Engineering, v. 96, (2), p. 270-278
Karki, Bishnu; Lamsal, Buddhi P.; Jung, Stephanie; van Leeuwen, J. (Hans); Pometto, Anthony L.; Grewell, David; Khanal, Samir K.
Article

Ethanol production via in situ fungal saccharification and fermentation of mild alkali and steam pretreated corn fiber

Bioresource Technology, v. 101, (22), p. 8698-8705
Shrestha, Prachand; Khanal, Samir Kumar; Pometto, Anthony L.; Hans van Leeuwen, J.
Article

Sequential saccharification of corn fiber and ethanol production by the brown rot fungus Gloeophyllum trabeum

Bioresource Technology, v. 101, (10), p. 3526-3533
Rasmussen, M. L.; Shrestha, P.; Khanal, S. K.; Pometto III, A. L.; (Hans) van Leeuwen, J.
Article

Sonication of sugary-2 corn: A potential pretreatment to enhance sugar release

Bioresource Technology, v. 101, (1), p. 351-358
Montalbo-Lomboy, Melissa; Johnson, Lawrence; Khanal, Samir Kumar; (Hans) van Leeuwen, J.; Grewell, David
Article

Sustainable bioenergy from biofuel residues and wastes

Water Environment Research, v. 82, (10), p. 1694-1719
Takara, Devin; Nitayavardahana, Saoharit; Pinowska, Agnieszka; Khanal, Samir Kumar
Article

Syngas fermentation to biofuel: Evaluation of carbon monoxide mass transfer coefficient (k_La) in different reactor configurations

Biotechnology Progress, v. 26, (6), p. 1616-1621
Munasinghe, Pradeep Chaminda; Khanal, Samir Kumar
Article

Ultrasonic pretreatment of corn slurry for saccharification: A comparison of batch and continuous systems

Ultrasonics sonochemistry, v. 17, (5), p. 939-946
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; van Leeuwen, J. (Hans); Raj Raman, D.; Dunn, Larson; Grewell, David
Article

Ultrasound improved ethanol fermentation from cassava chips in cassava-based ethanol plants

Bioresource Technology, v. 101, (8), p. 2741-2747
Nitayavardhana, Saoharit; Shrestha, Prachand; Rasmussen, Mary L.; Lamsal, Buddhi P.; van Leeuwen, J. (Hans); Khanal, Samir Kumar
Article

Use of filamentous fungi for wastewater treatment and production of high value fungal byproducts: A review

Critical Reviews in Environmental Science and Technology, v. 40, (5), p. 400-449
Sankaran, Sindhuja; Khanal, Samir Kumar; Jasti, Nagapadma; Jin, Bo; Pometto, Anthony L.; Van Leeuwen, J. Hans
Article

Value-added production of nisin from soy whey

Applied Biochemistry and Biotechnology, v. 162, (7), p. 1819-1833
Mitra, Debjani; Pometto, Anthony L.; Khanal, Samir K.; Karki, Bishnu; Brehm-Stecher, Byron F.; Van Leeuwen, J.
Article

Bioenergy and biofuel production: Some perspectives

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 1-17
Khanal, Samir Kumar; Lamsal, Buddhi P.
Book chapter

Bioreactor systems for biofuel/bioelectricity production

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 274-275
Gadhamshetty, Venkataramana; Nirmalakhandan, Nagamany; Khanal, Samir Kumar; Johnson, Glenn R.
Book chapter

Enzymatic hydrolysis of lignocellulosic biomass

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 201-224
Lamsal, Buddhi P.; Shrestha, Prachand; Khanal, Samir Kumar
Book chapter

Lignocellulosic biomass pretreatment

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 172-200
Takara, Devin; Shrestha, Prachand; Khanal, Samir Kumar
Book chapter

Preface

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. iii-iv
Khanal, Samir K.; Surampalli, Rao Y.; Zhang, Tian C.; Lamsal, Buddhi P.; Tyagi, R. D.; Kao, C. M.
Book chapter

Preprocessing of lignocellulosic biomass for biofuel production

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 158-171
Shrestha, Prachand; Lamsal, Buddhi P.; Khanal, Samir Kumar
Book chapter

Value-added processing of residues from biofuel industries

Bioenergy and Biofuel from Biowastes and Biomass / American Society of Civil Engineers (ASCE), 2010, p. 389-410
Shrestha, Prachand; Rasmussen, Marry L.; Nitayavardhana, Saoharit; Khanal, Samir Kumar; van Leeuwen, J. Hans
Book chapter

2009 12

Enzyme production by wood-rot and soft-rot fungi cultivated on corn fiber followed by simultaneous saccharification and fermentation

Journal of Agricultural and Food Chemistry, v. 57, (10), p. 4156-4161
Shrestha, Prachand; Khanal, Samir K.; Pomettoiii, Anthony L.; Van Leeuwen, J.
Article

Functional properties of soy protein isolates produced from ultrasonicated defatted soy flakes

JAOCS, Journal of the American Oil Chemists' Society, v. 86, (10), p. 1021-1028
Karki, Bishnu; Lamsal, Buddhi P.; Grewell, David; Pometto, Anthony L.; Van Leeuwen, J.; Khanal, Samir K.; Jung, Stephanie
Article

Influence of selected operating parameters on fungal biomass production in corn-ethanol wastewater

Journal of Environmental Engineering, v. 135, (11), p. 1106-1114
Jasti, Nagapadma; Rasmussen, Mary L.; Khanal, Samir K.; Pometto, Anthony L.; Van Leeuwen, J. Hans
Article

Anaerobic Biotechnology for Bioenergy Production: Principles and Applications

Khanal, Samir Kumar
Book

Anaerobic reactor configurations for bioenergy production

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 93-114
Khanal, Samir Kumar
Book chapter

Bioenergy Generation from Residues of Biofuel Industries

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 161-188
Khanal, Samir Kumar
Book chapter

Bioenergy Recovery from Sulfate-Rich Waste Streams and Strategies for Sulfide Removal

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 133-160
Khanal, Samir Kumar
Book chapter

Biohydrogen Production: Fundamentals, Challenges, and Operation Strategies for Enhanced Yield

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 189-219
Khanal, Samir Kumar
Book chapter

Microbiology and biochemistry of anaerobic biotechnology

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 29-41
Khanal, Samir Kumar
Book chapter

Overview of anaerobic biotechnology

Anaerobic Biotechnology for Bioenergy Production / Wiley Blackwell, 2009, p. 1-27
Khanal, Samir Kumar
Book chapter

Simultaneous saccharification and fermentation of ultrasonically treated corn slurry

American Society of Agricultural and Biological Engineers Annual International Meeting 2009, ASABE 2009, 2009, p. 6544-6557
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; Van Leeuwen, J.; Raman, D. Raj; Dunn, Larson; Grewell, David
Conference paper

Ultrasonic pretreatment of corn slurry in batch and continuous systems

American Society of Agricultural and Biological Engineers Annual International Meeting 2009, ASABE 2009, 2009, p. 6517-6532
Montalbo-Lomboy, Melissa; Khanal, Samir Kumar; Van Leeuwen, J.; Raman, D. Raj; Dunn, Larson; Grewell, David
Conference paper

2008 7

Bioenergy and biofuel production from wastes/residues of emerging biofuel industries

Water Environment Research, v. 80, (10), p. 1625-1647
Khanal, Samir Kumar; Rasmussen, Mary; Shrestha, Prachand; Van Leeuwen, Hans; Visvanathan, C.; Liu, Hong
Article

Converting corn wet-milling effluent into high-value fungal biomass in a biofilm reactor

Biotechnology and Bioengineering, v. 101, (6), p. 1223-1233
Jasti, Nagapadma; Khanal, Samir K.; Pometto, Anthony L.; Van Leeuwen, J.
Article

Ozone as a selective disinfectant for nonaseptic fungal cultivation on corn-processing wastewater

Bioresource Technology, v. 99, (17), p. 8265-8272
Sankaran, Sindhuja; Khanal, Samir Kumar; Pometto, Anthony L.; van Leeuwen, J. (Hans)
Article

Solid-substrate fermentation of corn fiber by Phanerochaete chrysosporium and subsequent fermentation of hydrolysate into ethanol

Journal of Agricultural and Food Chemistry, v. 56, (11), p. 3918-3924
Shrestha, Prachand; Rasmussen, Mary; Khanal, Samir K.; Pometto, Anthony L.; Van Leeuwen, J.
Article

Sorption of steroidal hormones by two iowa soil materials: Detection and modeling

Soil Science, v. 173, (9), p. 602-612
Xie, Bin; Khanal, Samir K.; Van Leeuwen, J. Hans; Veysey, Stephen W.; Thompson, Michael L.
Article

Ultrasound pretreatment of cassava chip slurry to enhance sugar release for subsequent ethanol production

Biotechnology and Bioengineering, v. 101, (3), p. 487-496
Nitayavardhana, Saoharit; Rakshit, Sudip Kumar; Grewell, David; Van Leeuwen, J.; Khanal, Samir Kumar
Article

Ultrasonication of sugary -2 corn for enhanced enzymatic hydrolysis

American Society of Agricultural and Biological Engineers Annual International Meeting 2008, ASABE 2008, American Society of Agricultural and Biological Engineers, 2008, p. 3640-3652
Montalbo-Lomboy, Melissa; Johnson, Lawrence; Khanal, Samir Kumar; Van Leeuwen, J.; Grewell, David
Conference paper

2007 6

Ultrasound applications in wastewater sludge pretreatment: A review

Critical Reviews in Environmental Science and Technology, v. 37, (4), p. 277-313
Khanal, Samir Kumar; Grewell, David; Sung, Shihwu; Van Leeuwen, J.
Article

Ultrasound enhanced glucose release from corn in ethanol plants

Biotechnology and Bioengineering, v. 98, (5), p. 978-985
Khanal, Samir Kumar; Montalbo, Melissa; Van Leeuwen, J.; Srinivasan, Gowrishankar; Grewell, David
Article

Anaerobic membrane bioreactor for treatment of synthetic municipal wastewater at ambient temperature

Small Water and Wastewater Systems VII / edited by Martinez S.G.. 2007, p. 79-86
Ho, J. H.; Khanal, S. K.; Sung, S.
Conference paper

Bioconversion of thin stillage from corn dry-grind ethanol plants into high-value fungal biomass

Paper presented at 2007 ASABE Annual International Meeting, Technical Papers, Minneapolis, MN, United States
Rasmussen, Mary L.; Khanal, Samir K.; Van Leeuwen, J.; Pometto, Anthony L.
Conference paper

Ultrasonic enhanced liquefaction and saccharification of corn for bio-fuel production

Paper presented at 2007 ASABE Annual International Meeting, Technical Papers, Minneapolis, MN, United States
Khanal, Samir Kumar; Montalbo, Melissa; Van Leeuwen, J.; Srinivasan, Gowrishankar; Grewell, David
Conference paper

Ultrasonication in soy processing for enhanced protein and sugar yields and subsequent bacterial nisin production

Paper presented at 2007 ASABE Annual International Meeting, Technical Papers, Minneapolis, MN, United States
Karki, Bishnu; Mitra, Debjani; Lamsal, Buddhi P.; Grewell, David; Pometto, Anthony L.; Van Leeuwen, J.; Khanal, Samir Kumar
Conference paper

2006 7

Biohydrogen production in continuous-flow reactor using mixed microbial culture

Water Environment Research, v. 78, (2), p. 110-117
Khanal, Samir Kumar; Chen, Wen Hsing; Li, Ling; Sung, Shihwu
Article

Bioleaching of zinc and copper from anaerobically digested swine manure: Effect of sulfur levels and solids contents

Water Environment Research, v. 78, (2), p. 202-208
Foulkes, Brian; Khanal, Samir Kumar; Sung, Shihwu
Article

Fate, transport and biodegradation of natural estrogens in the environment and engineered systems

Environmental Science and Technology, v. 40, (21), p. 6537-6546
Khanal, Samir Kumar; Xie, Bin; Thompson, Michael L.; Sung, Shihwu; Ong, Say Kee; Van Leeuwen, J.
Article

Fungal treatment of corn processing wastewater in an attached growth system

Water Practice and Technology, article number wpt2006069
Jasti, Nagapadma; KHANAL, Samir Kumar; Pometto III, Anthony L.; van Leeuwen, J. (Hans)
Article

Kinetic study of biological hydrogen production by anaerobic fermentation

International Journal of Hydrogen Energy, v. 31, (15), p. 2170-2178
Chen, Wen Hsing; Chen, Shen Yi; Kumar Khanal, Samir; Sung, Shihwu
Article

Online oxygen control for sulfide oxidation in anaerobic treatment of high-sulfate wastewater

Water Environment Research, v. 78, (4), p. 397-408
Khanal, Samir Kumar; Huang, Ju Chang
Article

Ultrasound pre-treatment of waste activated sludge

Leading-edge Strategies and Technologies for Sustainable Urban Water Management, 2006, p. 35-42
Akin, Beril; Khanal, Samir Kumar; Sung, Shihwu; Grewell, David; Van Leeuwen, J.
Conference paper

2005 1

Effect of high influent sulfate on anaerobic wastewater treatment

Water Environment Research, v. 77, (6), p. 3037-3046
Khanal, Samir Kumar; Huang, Ju Chang
Article

2004 2

Biological hydrogen production: Effects of pH and intermediate products

International Journal of Hydrogen Energy, v. 29, (11), p. 1123-1131
Khanal, Samir Kumar; Chen, Wen Hsing; Li, Ling; Sung, Shihwu
Article

Treatment of high sulfate and high strength wastewater in a single stage anaerobic reactor

Water Science and Technology: Water Supply, v. 4, (1), p. 35-45
Huang, J. C.; Khanal, S. Kumar
Article

2003 3

Anaerobic treatment of high sulfate wastewater with oxygenation to control sulfide toxicity

Journal of Environmental Engineering, v. 129, (12), p. 1104-1111
Khanal, Samir Kumar; Huang, Ju Chang
Article

ORP-based oxygenation for sulfide control in anaerobic treatment of high-sulfate wastewater

Water Research, v. 37, (9), p. 2053-2062
Khanal, Samir Kumar; Huang, Ju Chang
Article

Use of ORP (oxidation-reduction potential) to control oxygen dosing for online sulfide oxidation in anaerobic treatment of high sulfate wastewater

Water Science and Technology, v. 47, (12), p. 183-189
Khanal, S. K.; Shang, C.; Huang, J. C.
Article

2002 1

Treatment of High Sulfate Wastewater in a Single Stage Anaerobic Reactor

Proceedings of the International Specialized Conference on Creative Water and Wastewater Treatment Technologies for Densely Populated Urban Areas, sponsored by Hong Kong University of Science and Technology, September 18-20, Hong Kong, pp. 39-52
Huang, Ju-Chang; Khanal, Samir Kumar
Conference paper

1999 1

Suitability of bangkok sewage and nightsoil sludges for agricultural use with emphasis on potentially toxic elements

Journal of Environmental Science and Health - Part A Toxic/Hazardous Substances and Environmental Engineering, v. 34, (10), p. 2007-2021
Eckhardt, Heinz; Khanal, Samir Kumar
Article

Teaching Assignment

2025-26 Fall 1 2024-25 Summer 0 2024-25 Spring 0 2024-25 Winter 0 2024-25 Fall 0 2023-24 Summer 0

JEVE6000H

Sustainable Engineering

No Teaching Assignments

Research Postgraduate (RPG) Supervision

From January 2022 to December 2025 (As of 17 August 2025)

Current RPGs

Doctor of Philosophy

MENG, Jie
Civil Engineering