Faculty Profiles - XU Zibo | The Hong Kong University of Science and Technology

Zibo XU
徐子博

PhD in Environmental Engineering
The Hong Kong Polytechnic University, 2023

Research Assistant Professor
Department of Civil and Environmental Engineering

(852) 2358 7152
ziboxu@ust.hk
Room 3599
Personal Web

ORCID

0000-0001-8887-9344

Scopus ID

57198999895

Research Interest Publications Teaching Assignment

Research Interest

Engineered biochar
Geochemistry
Waste upcycling

Publications

All Years 44 2026 1 2025 5 2024 5 2023 8 2022 9 2021 10 2020 6

2026 1

Collaborative catalysis of single atoms and atomic clusters as dual sites for confined peroxymonosulfate activation to coordinate radical and singlet oxygen pathways

Water Research, v. 288, article number 124655
Zhao, Mengdi; Xu, Zibo; Duan, Xiaoguang; Graham, Nigel J.D.; Zhong, Hua; Tsang, Daniel C.W.
Article

2025 5

Carbon-mineral composite design for microwave-assisted degradation of organic contaminants

Journal of Environmental Management, v. 388, article number 125931
Liliu, Qingyi; Xu, Zibo; Sun, Yuqing; Khan, Eakalak; Graham, Nigel J.D.; Tsang, Daniel C.W.
Article

Implications of Pyrolytic Gas Dynamic Evolution on Dissolved Black Carbon Formed During Production of Biochar from Nitrogen-Rich Feedstock

Environmental Science and Technology, v. 59, (5), p. 2699-2710
Zhang, Xiaoxiao; Xu, Zibo; Sun, Yuqing; Mohanty, Sanjay K.; Lei, Hanwu; Khan, Eakalak; Tsang, Daniel C.W.
Article

Layer-to-tunnel manganese oxides transformation triggered by pyrogenic carbon and trace metals: Key role of reducing and oxidizing components cooperation

Geochimica et Cosmochimica Acta, v. 388, p. 18-33
Xu, Zibo; Ma, Bin; Tang, Yuanzhi; Tsang, Daniel C.W.
Article

Reducing environmental burden of electroplating wastewater treatment by ternary cooperation of zero-valence iron, manganese, and graphitic biochar

Communications Materials, v. 6, (1), article number 47
Xu, Zibo; Zhang, Yuying; Graham, Nigel J.D.; Parikh, Sanjai J.; Xu, Xiaoyun; Cao, Xinde; Ok, Yong Sik; Shaheen, Sabry M.; Rinklebe, Jörg; Tsang, Daniel C.W.
Article

Unraveling the Adsorptive/Catalytic Roles of Carbonaceous Materials in Per- and Polyfluoroalkyl Substance (PFAS) Degradation: Current Status and Perspectives

Environmental Science and Technology, v. 59, (40), p. 21401-21420
Man, Justin H.K.; Zheng, Zexiao; Wang, Xiaoying; Cheung, Howard Y.M.; Xu, Zibo; Calvillo Solís, Jonathan J.; Lo, Irene M.C.
Article

2024 5

Enhanced adsorption of aromatic VOCs on hydrophobic porous biochar produced via microwave rapid pyrolysis

Bioresource Technology, v. 393, article number 130085
Lin, Junhao; Xu, Zibo; Zhang, Qiaozhi; Cao, Yang; Mašek, Ondřej; Lei, Hanwu; Tsang, Daniel C.W.
Article

Manganese-Biochar Catalyst for Sustainable Glycolic Acid Production from Biomass-Derived Glucose and Oligosaccharides

ACS Sustainable Chemistry and Engineering, v. 12, (44), p. 16423-16433
Zhang, Qiaozhi; Cao, Yang; Xu, Zibo; Lei, Hanwu; Duan, Xiaoguang; Clark, James H.; Tsang, Daniel C.W.
Article

Mechanisms of Thermal Decomposition in Spent NCM Lithium-Ion Battery Cathode Materials with Carbon Defects and Oxygen Vacancies

Environmental Science and Technology, v. 58, (48), p. 21362-21373
Liu, Kang; Xu, Zibo; Wang, Mengmeng; Alessi, Daniel S.; Tang, Yuanzhi; Tsang, Daniel C.W.
Article

Mineral-mediated stability of organic carbon in soil and relevant interaction mechanisms

Eco-Environment and Health, v. 3, (1), p. 59-76
Xu, Zibo; Tsang, Daniel C.W.
Article

Unlocking the solution-phase molecular transformation of biochar during intensive rainfall events: Implications for the long-term carbon cycle under climate change

Science of the Total Environment, v. 954, article number 176708
Sun, Yuqing; Xu, Zibo; He, Mingjing; Alessi, Daniel S.; Tsang, Daniel C.W.
Article

2023 8

A perspective on the recovery mechanisms of spent lithium iron phosphate cathode materials in different oxidation environments

Journal of Hazardous Materials, v. 445, article number 130502
Liu, Kang; Wang, Mengmeng; Zhang, Qiaozhi; Xu, Zibo; Labianca, Claudia; Komárek, Michael; Gao, Bin; Tsang, Daniel C.W.
Article

Electron donation of Fe-Mn biochar for chromium(VI) immobilization: Key roles of embedded zero-valent iron clusters within iron-manganese oxide

Journal of Hazardous Materials, v. 456, article number 131632
Xu, Zibo; Sun, Mingzhe; Xu, Xiaoyun; Cao, Xinde; Ippolito, James A.; Mohanty, Sanjay K.; Ni, Bing Jie; Xu, Shuguang; Tsang, Daniel C.W.
Article

Integrated assessment of deep eutectic solvents questions solvometallurgy as a sustainable recycling approach for lithium-ion batteries

One Earth, v. 6, (10), p. 1400-1413
WANG, Mengmeng; Xu, Zibo; Dutta, Shanta; LIU, Kang; Labianca, Claudia; Clark, James H.; Zimmerman, Julie B.; Tsang, Daniel C.W.
Article

Mechanochemical synthesis of calcium-biochar for decontamination of arsenic-containing acid mine drainage

Bioresource Technology, v. 390, article number 129892
Gao, Jingyi; Zhao, Mengdi; Xu, Zibo; Liu, Kang; Zhong, Hua; Tsang, Daniel C.W.
Article

Revealing Intrinsic Relations Between Cu Scales and Radical/Nonradical Oxidations to Regulate Nucleophilic/Electrophilic Catalysis

Advanced Functional Materials, v. 33, (12), article number 2212227
Wan, Zhonghao; Cao, Yang; Xu, Zibo; Duan, Xiaoguang; Xu, Shuguang; Hou, Deyi; Wang, Shaobin; Tsang, Daniel C.W.
Article

Selective Extraction of Critical Metals from Spent Lithium-Ion Batteries

Environmental Science and Technology, v. 57, (9), p. 3940-3950
Wang, Mengmeng; Liu, Kang; Xu, Zibo; Dutta, Shanta; Valix, Marjorie; Alessi, Daniel S.; Huang, Longbin; Zimmerman, Julie B.; Tsang, Daniel C.W.
Article

Biochar-Supported Odor Control

Biochar Applications for Wastewater Treatment / wiley, 2023, p. 243-271
Gao, Jingyi; Xu, Zibo; Tsang, Daniel C.W.
Book chapter

Persulfate-Based Biochar-Assisted Advanced Oxidation

Biochar Applications for Wastewater Treatment / wiley, 2023, p. 213-227
Zhao, Mengdi; Xu, Zibo; Tsang, Daniel C.W.
Book chapter

2022 9

Biochar colloids facilitate transport and transformation of Cr(VI) in soil: Active site competition coupling with reduction reaction

Journal of Hazardous Materials, v. 440, article number 129691
Chen, Ming; Chen, Xiang; Xu, Xiaoyun; Xu, Zibo; Zhang, Yue; Song, Bingqing; Tsang, Daniel C.W.; Xu, Nan; Cao, Xinde
Article

Combined acid pretreatment and co-hydrothermal carbonization to enhance energy recovery from food waste digestate

Energy Conversion and Management, v. 266, article number 115855
Zhu, Xiefei; He, Mingjing; Xu, Zibo; Luo, Zejun; Gao, Bin; Ruan, Roger; Wang, Chi Hwa; Wong, Ka Hing; Tsang, Daniel C.W.
Article

Direct and Indirect Electron Transfer Routes of Chromium(VI) Reduction with Different Crystalline Ferric Oxyhydroxides in the Presence of Pyrogenic Carbon

Environmental Science and Technology, v. 56, (3), p. 1724-1735
Xu, Zibo; Yu, Yulu; Xu, Xiaoyun; Tsang, Daniel C.W.; Yao, Chengbo; Fan, Jin; Zhao, Ling; Qiu, Hao; Cao, Xinde
Article

Electroactive Fe-biochar for redox-related remediation of arsenic and chromium: Distinct redox nature with varying iron/carbon speciation

Journal of Hazardous Materials, v. 430, article number 128479
Xu, Zibo; Wan, Zhonghao; Sun, Yuqing; Gao, Bin; Hou, Deyi; Cao, Xinde; Komárek, Michael; Ok, Yong Sik; Tsang, Daniel C.W.
Article

Insights into the adsorption of pharmaceuticals and personal care products (PPCPs) on biochar and activated carbon with the aid of machine learning

Journal of Hazardous Materials, v. 423, article number 127060
Zhu, Xinzhe; He, Mingjing; Sun, Yuqing; Xu, Zibo; Wan, Zhonghao; Hou, Deyi; Alessi, Daniel S.; Tsang, Daniel C.W.
Article

Machine learning exploration of the direct and indirect roles of Fe impregnation on Cr(VI) removal by engineered biochar

Chemical Engineering Journal, v. 428, article number 131967
Zhu, Xinzhe; Xu, Zibo; You, Siming; Komárek, Michael; Alessi, Daniel S.; Yuan, Xiangzhou; Palansooriya, Kumuduni Niroshika; Ok, Yong Sik; Tsang, Daniel C.W.
Article

Process water recirculation for catalytic hydrothermal carbonization of anaerobic digestate: Water-Energy-Nutrient Nexus

Bioresource Technology, v. 361, article number 127694
He, Mingjing; Cao, Yang; Xu, Zibo; You, Siming; Ruan, Roger; Gao, Bin; Wong, Ka Hing; Tsang, Daniel C.W.
Article

Redox-induced transformation of potentially toxic elements with organic carbon in soil

Carbon Research, v. 1, (1), article number 9
Xu, Zibo; Tsang, Daniel C.W.
Article

Stoichiometric carbocatalysis via epoxide-like C−S−O configuration on sulfur-doped biochar for environmental remediation

Journal of Hazardous Materials, v. 428, article number 128223
Wan, Zhonghao; Xu, Zibo; Sun, Yuqing; Zhang, Qiaozhi; Hou, Deyi; Gao, Bin; Khan, Eakalak; Graham, Nigel J.D.; Tsang, Daniel C.W.
Article

2021 10

Critical Impact of Nitrogen Vacancies in Nonradical Carbocatalysis on Nitrogen-Doped Graphitic Biochar

Environmental Science and Technology, v. 55, (10), p. 7004-7014
Wan, Zhonghao; Xu, Zibo; Sun, Yuqing; He, Mingjing; Hou, Deyi; Cao, Xinde; Tsang, Daniel C.W.
Article

Critical impacts of pyrolysis conditions and activation methods on application-oriented production of wood waste-derived biochar

Bioresource Technology, v. 341, article number 125811
He, Mingjing; Xu, Zibo; Sun, Yuqing; Chan, P. S.; Lui, Iris; Tsang, Daniel C.W.
Article

Evolution of redox activity of biochar during interaction with soil minerals: Effect on the electron donating and mediating capacities for Cr(VI) reduction

Journal of Hazardous Materials, v. 414, article number 125483
Xu, Zibo; Xu, Xiaoyun; Yu, Yulu; Yao, Chengbo; Tsang, Daniel C.W.; Cao, Xinde
Article

Impacts of different activation processes on the carbon stability of biochar for oxidation resistance

Bioresource Technology, v. 338, article number 125555
Xu, Zibo; He, Mingjing; Xu, Xiaoyun; Cao, Xinde; Tsang, Daniel C.W.
Article

Mesoporous ball-milling iron-loaded biochar for enhanced sorption of reactive red: Performance and mechanisms

Environmental Pollution, v. 290, article number 117992
Feng, Kanghong; Xu, Zibo; Gao, Bin; Xu, Xiaoyun; Zhao, Ling; Qiu, Hao; Cao, Xinde
Article

Roles of biochar-derived dissolved organic matter in soil amendment and environmental remediation: A critical review

Chemical Engineering Journal, v. 424, article number 130387
Sun, Yuqing; Xiong, Xinni; He, Mingjing; Xu, Zibo; Hou, Deyi; Zhang, Weihua; Ok, Yong Sik; Rinklebe, Jörg; Wang, Linling; Tsang, Daniel C.W.
Article

Sorption of reactive red by biochars ball milled in different atmospheres: Co-effect of surface morphology and functional groups

Chemical Engineering Journal, v. 413, article number 127468
Xu, Xiaoyun; Xu, Zibo; Huang, Jinsheng; Gao, Bin; Zhao, Ling; Qiu, Hao; Cao, Xinde
Article

Stabilization of dissolvable biochar by soil minerals: Release reduction and organo-mineral complexes formation

Journal of Hazardous Materials, v. 412, article number 125213
Yang, Fan; Xu, Zibo; Huang, Yuandong; Tsang, Daniel C.W.; Ok, Yong Sik; Zhao, Ling; Qiu, Hao; Xu, Xiaoyun; Cao, Xinde
Article

Synergistic role of bulk carbon and iron minerals inherent in the sludge-derived biochar for As(V) immobilization

Chemical Engineering Journal, v. 417, article number 129183
Yu, Yulu; Xu, Zibo; Xu, Xiaoyun; Zhao, Ling; Qiu, Hao; Cao, Xinde
Article

Unraveling iron speciation on Fe-biochar with distinct arsenic removal mechanisms and depth distributions of As and Fe

Chemical Engineering Journal, v. 425, article number 131489
Xu, Zibo; Wan, Zhonghao; Sun, Yuqing; Cao, Xinde; Hou, Deyi; Alessi, Daniel S.; Ok, Yong Sik; Tsang, Daniel C.W.
Article

2020 4

New insights into CO₂ sorption on biochar/Fe oxyhydroxide composites: Kinetics, mechanisms, and in situ characterization

Chemical Engineering Journal, v. 384, article number 123289
Xu, Xiaoyun; Xu, Zibo; Gao, Bin; Zhao, Ling; Zheng, Yulin; Huang, Jinsheng; Tsang, Daniel C.W.; Ok, Yong Sik; Cao, Xinde
Article

Participation of soil active components in the reduction of Cr(VI) by biochar: Differing effects of iron mineral alone and its combination with organic acid

Journal of Hazardous Materials, v. 384, article number 121455
Xu, Zibo; Xu, Xiaoyun; Tsang, Daniel C.W.; Yang, Fan; Zhao, Ling; Qiu, Hao; Cao, Xinde
Article

Pyrolysis-temperature depended electron donating and mediating mechanisms of biochar for Cr(VI) reduction

Journal of Hazardous Materials, v. 388, article number 121794
Xu, Zibo; Xu, Xiaoyun; Zhang, Yue; Yu, Yulu; Cao, Xinde
Article

Sustainable impact of tartaric acid as electron shuttle on hierarchical iron-incorporated biochar

Chemical Engineering Journal, v. 395, article number 125138
Wan, Zhonghao; Sun, Yuqing; Tsang, Daniel C.W.; Xu, Zibo; Khan, Eakalak; Liu, Shou Heng; Cao, Xinde
Article

2019 1

Interaction with low molecular weight organic acids affects the electron shuttling of biochar for Cr(VI) reduction

Journal of Hazardous Materials, v. 378, article number 120705
Xu, Zibo; Xu, Xiaoyun; Tao, Xinyi; Yao, Chengbo; Tsang, Daniel C.W.; Cao, Xinde
Article

2018 1

Contrasting impacts of pre- and post-application aging of biochar on the immobilization of Cd in contaminated soils

Environmental Pollution, v. 242, p. 1362-1370
Xu, Zibo; Xu, Xiaoyun; Tsang, Daniel C.W.; Cao, Xinde
Article

Article 1

Collaborative catalysis of single atoms and atomic clusters as dual sites for confined peroxymonosulfate activation to coordinate radical and singlet oxygen pathways

Water Research, v. 288, article number 124655
Zhao, Mengdi; Xu, Zibo; Duan, Xiaoguang; Graham, Nigel J.D.; Zhong, Hua; Tsang, Daniel C.W.

Article 5

Carbon-mineral composite design for microwave-assisted degradation of organic contaminants

Journal of Environmental Management, v. 388, article number 125931
Liliu, Qingyi; Xu, Zibo; Sun, Yuqing; Khan, Eakalak; Graham, Nigel J.D.; Tsang, Daniel C.W.

Implications of Pyrolytic Gas Dynamic Evolution on Dissolved Black Carbon Formed During Production of Biochar from Nitrogen-Rich Feedstock

Environmental Science and Technology, v. 59, (5), p. 2699-2710
Zhang, Xiaoxiao; Xu, Zibo; Sun, Yuqing; Mohanty, Sanjay K.; Lei, Hanwu; Khan, Eakalak; Tsang, Daniel C.W.

Layer-to-tunnel manganese oxides transformation triggered by pyrogenic carbon and trace metals: Key role of reducing and oxidizing components cooperation

Geochimica et Cosmochimica Acta, v. 388, p. 18-33
Xu, Zibo; Ma, Bin; Tang, Yuanzhi; Tsang, Daniel C.W.

Reducing environmental burden of electroplating wastewater treatment by ternary cooperation of zero-valence iron, manganese, and graphitic biochar

Communications Materials, v. 6, (1), article number 47
Xu, Zibo; Zhang, Yuying; Graham, Nigel J.D.; Parikh, Sanjai J.; Xu, Xiaoyun; Cao, Xinde; Ok, Yong Sik; Shaheen, Sabry M.; Rinklebe, Jörg; Tsang, Daniel C.W.

Unraveling the Adsorptive/Catalytic Roles of Carbonaceous Materials in Per- and Polyfluoroalkyl Substance (PFAS) Degradation: Current Status and Perspectives

Environmental Science and Technology, v. 59, (40), p. 21401-21420
Man, Justin H.K.; Zheng, Zexiao; Wang, Xiaoying; Cheung, Howard Y.M.; Xu, Zibo; Calvillo Solís, Jonathan J.; Lo, Irene M.C.

Article 5

Enhanced adsorption of aromatic VOCs on hydrophobic porous biochar produced via microwave rapid pyrolysis

Bioresource Technology, v. 393, article number 130085
Lin, Junhao; Xu, Zibo; Zhang, Qiaozhi; Cao, Yang; Mašek, Ondřej; Lei, Hanwu; Tsang, Daniel C.W.

Manganese-Biochar Catalyst for Sustainable Glycolic Acid Production from Biomass-Derived Glucose and Oligosaccharides

ACS Sustainable Chemistry and Engineering, v. 12, (44), p. 16423-16433
Zhang, Qiaozhi; Cao, Yang; Xu, Zibo; Lei, Hanwu; Duan, Xiaoguang; Clark, James H.; Tsang, Daniel C.W.

Mechanisms of Thermal Decomposition in Spent NCM Lithium-Ion Battery Cathode Materials with Carbon Defects and Oxygen Vacancies

Environmental Science and Technology, v. 58, (48), p. 21362-21373
Liu, Kang; Xu, Zibo; Wang, Mengmeng; Alessi, Daniel S.; Tang, Yuanzhi; Tsang, Daniel C.W.

Mineral-mediated stability of organic carbon in soil and relevant interaction mechanisms

Eco-Environment and Health, v. 3, (1), p. 59-76
Xu, Zibo; Tsang, Daniel C.W.

Unlocking the solution-phase molecular transformation of biochar during intensive rainfall events: Implications for the long-term carbon cycle under climate change

Science of the Total Environment, v. 954, article number 176708
Sun, Yuqing; Xu, Zibo; He, Mingjing; Alessi, Daniel S.; Tsang, Daniel C.W.

Article 6

A perspective on the recovery mechanisms of spent lithium iron phosphate cathode materials in different oxidation environments

Journal of Hazardous Materials, v. 445, article number 130502
Liu, Kang; Wang, Mengmeng; Zhang, Qiaozhi; Xu, Zibo; Labianca, Claudia; Komárek, Michael; Gao, Bin; Tsang, Daniel C.W.

Electron donation of Fe-Mn biochar for chromium(VI) immobilization: Key roles of embedded zero-valent iron clusters within iron-manganese oxide

Journal of Hazardous Materials, v. 456, article number 131632
Xu, Zibo; Sun, Mingzhe; Xu, Xiaoyun; Cao, Xinde; Ippolito, James A.; Mohanty, Sanjay K.; Ni, Bing Jie; Xu, Shuguang; Tsang, Daniel C.W.

Integrated assessment of deep eutectic solvents questions solvometallurgy as a sustainable recycling approach for lithium-ion batteries

One Earth, v. 6, (10), p. 1400-1413
WANG, Mengmeng; Xu, Zibo; Dutta, Shanta; LIU, Kang; Labianca, Claudia; Clark, James H.; Zimmerman, Julie B.; Tsang, Daniel C.W.

Mechanochemical synthesis of calcium-biochar for decontamination of arsenic-containing acid mine drainage

Bioresource Technology, v. 390, article number 129892
Gao, Jingyi; Zhao, Mengdi; Xu, Zibo; Liu, Kang; Zhong, Hua; Tsang, Daniel C.W.

Revealing Intrinsic Relations Between Cu Scales and Radical/Nonradical Oxidations to Regulate Nucleophilic/Electrophilic Catalysis

Advanced Functional Materials, v. 33, (12), article number 2212227
Wan, Zhonghao; Cao, Yang; Xu, Zibo; Duan, Xiaoguang; Xu, Shuguang; Hou, Deyi; Wang, Shaobin; Tsang, Daniel C.W.

Selective Extraction of Critical Metals from Spent Lithium-Ion Batteries

Environmental Science and Technology, v. 57, (9), p. 3940-3950
Wang, Mengmeng; Liu, Kang; Xu, Zibo; Dutta, Shanta; Valix, Marjorie; Alessi, Daniel S.; Huang, Longbin; Zimmerman, Julie B.; Tsang, Daniel C.W.

Book chapter 2

Biochar-Supported Odor Control

Biochar Applications for Wastewater Treatment / wiley, 2023, p. 243-271
Gao, Jingyi; Xu, Zibo; Tsang, Daniel C.W.

Persulfate-Based Biochar-Assisted Advanced Oxidation

Biochar Applications for Wastewater Treatment / wiley, 2023, p. 213-227
Zhao, Mengdi; Xu, Zibo; Tsang, Daniel C.W.

Article 9

Biochar colloids facilitate transport and transformation of Cr(VI) in soil: Active site competition coupling with reduction reaction

Journal of Hazardous Materials, v. 440, article number 129691
Chen, Ming; Chen, Xiang; Xu, Xiaoyun; Xu, Zibo; Zhang, Yue; Song, Bingqing; Tsang, Daniel C.W.; Xu, Nan; Cao, Xinde

Combined acid pretreatment and co-hydrothermal carbonization to enhance energy recovery from food waste digestate

Energy Conversion and Management, v. 266, article number 115855
Zhu, Xiefei; He, Mingjing; Xu, Zibo; Luo, Zejun; Gao, Bin; Ruan, Roger; Wang, Chi Hwa; Wong, Ka Hing; Tsang, Daniel C.W.

Direct and Indirect Electron Transfer Routes of Chromium(VI) Reduction with Different Crystalline Ferric Oxyhydroxides in the Presence of Pyrogenic Carbon

Environmental Science and Technology, v. 56, (3), p. 1724-1735
Xu, Zibo; Yu, Yulu; Xu, Xiaoyun; Tsang, Daniel C.W.; Yao, Chengbo; Fan, Jin; Zhao, Ling; Qiu, Hao; Cao, Xinde

Electroactive Fe-biochar for redox-related remediation of arsenic and chromium: Distinct redox nature with varying iron/carbon speciation

Journal of Hazardous Materials, v. 430, article number 128479
Xu, Zibo; Wan, Zhonghao; Sun, Yuqing; Gao, Bin; Hou, Deyi; Cao, Xinde; Komárek, Michael; Ok, Yong Sik; Tsang, Daniel C.W.

Insights into the adsorption of pharmaceuticals and personal care products (PPCPs) on biochar and activated carbon with the aid of machine learning

Journal of Hazardous Materials, v. 423, article number 127060
Zhu, Xinzhe; He, Mingjing; Sun, Yuqing; Xu, Zibo; Wan, Zhonghao; Hou, Deyi; Alessi, Daniel S.; Tsang, Daniel C.W.

Machine learning exploration of the direct and indirect roles of Fe impregnation on Cr(VI) removal by engineered biochar

Chemical Engineering Journal, v. 428, article number 131967
Zhu, Xinzhe; Xu, Zibo; You, Siming; Komárek, Michael; Alessi, Daniel S.; Yuan, Xiangzhou; Palansooriya, Kumuduni Niroshika; Ok, Yong Sik; Tsang, Daniel C.W.

Process water recirculation for catalytic hydrothermal carbonization of anaerobic digestate: Water-Energy-Nutrient Nexus

Bioresource Technology, v. 361, article number 127694
He, Mingjing; Cao, Yang; Xu, Zibo; You, Siming; Ruan, Roger; Gao, Bin; Wong, Ka Hing; Tsang, Daniel C.W.

Redox-induced transformation of potentially toxic elements with organic carbon in soil

Carbon Research, v. 1, (1), article number 9
Xu, Zibo; Tsang, Daniel C.W.

Stoichiometric carbocatalysis via epoxide-like C−S−O configuration on sulfur-doped biochar for environmental remediation

Journal of Hazardous Materials, v. 428, article number 128223
Wan, Zhonghao; Xu, Zibo; Sun, Yuqing; Zhang, Qiaozhi; Hou, Deyi; Gao, Bin; Khan, Eakalak; Graham, Nigel J.D.; Tsang, Daniel C.W.

Article 10

Critical Impact of Nitrogen Vacancies in Nonradical Carbocatalysis on Nitrogen-Doped Graphitic Biochar

Environmental Science and Technology, v. 55, (10), p. 7004-7014
Wan, Zhonghao; Xu, Zibo; Sun, Yuqing; He, Mingjing; Hou, Deyi; Cao, Xinde; Tsang, Daniel C.W.

Critical impacts of pyrolysis conditions and activation methods on application-oriented production of wood waste-derived biochar

Bioresource Technology, v. 341, article number 125811
He, Mingjing; Xu, Zibo; Sun, Yuqing; Chan, P. S.; Lui, Iris; Tsang, Daniel C.W.

Evolution of redox activity of biochar during interaction with soil minerals: Effect on the electron donating and mediating capacities for Cr(VI) reduction

Journal of Hazardous Materials, v. 414, article number 125483
Xu, Zibo; Xu, Xiaoyun; Yu, Yulu; Yao, Chengbo; Tsang, Daniel C.W.; Cao, Xinde

Impacts of different activation processes on the carbon stability of biochar for oxidation resistance

Bioresource Technology, v. 338, article number 125555
Xu, Zibo; He, Mingjing; Xu, Xiaoyun; Cao, Xinde; Tsang, Daniel C.W.

Mesoporous ball-milling iron-loaded biochar for enhanced sorption of reactive red: Performance and mechanisms

Environmental Pollution, v. 290, article number 117992
Feng, Kanghong; Xu, Zibo; Gao, Bin; Xu, Xiaoyun; Zhao, Ling; Qiu, Hao; Cao, Xinde

Roles of biochar-derived dissolved organic matter in soil amendment and environmental remediation: A critical review

Chemical Engineering Journal, v. 424, article number 130387
Sun, Yuqing; Xiong, Xinni; He, Mingjing; Xu, Zibo; Hou, Deyi; Zhang, Weihua; Ok, Yong Sik; Rinklebe, Jörg; Wang, Linling; Tsang, Daniel C.W.

Sorption of reactive red by biochars ball milled in different atmospheres: Co-effect of surface morphology and functional groups

Chemical Engineering Journal, v. 413, article number 127468
Xu, Xiaoyun; Xu, Zibo; Huang, Jinsheng; Gao, Bin; Zhao, Ling; Qiu, Hao; Cao, Xinde

Stabilization of dissolvable biochar by soil minerals: Release reduction and organo-mineral complexes formation

Journal of Hazardous Materials, v. 412, article number 125213
Yang, Fan; Xu, Zibo; Huang, Yuandong; Tsang, Daniel C.W.; Ok, Yong Sik; Zhao, Ling; Qiu, Hao; Xu, Xiaoyun; Cao, Xinde

Synergistic role of bulk carbon and iron minerals inherent in the sludge-derived biochar for As(V) immobilization

Chemical Engineering Journal, v. 417, article number 129183
Yu, Yulu; Xu, Zibo; Xu, Xiaoyun; Zhao, Ling; Qiu, Hao; Cao, Xinde

Unraveling iron speciation on Fe-biochar with distinct arsenic removal mechanisms and depth distributions of As and Fe

Chemical Engineering Journal, v. 425, article number 131489
Xu, Zibo; Wan, Zhonghao; Sun, Yuqing; Cao, Xinde; Hou, Deyi; Alessi, Daniel S.; Ok, Yong Sik; Tsang, Daniel C.W.

Article 4

New insights into CO₂ sorption on biochar/Fe oxyhydroxide composites: Kinetics, mechanisms, and in situ characterization

Chemical Engineering Journal, v. 384, article number 123289
Xu, Xiaoyun; Xu, Zibo; Gao, Bin; Zhao, Ling; Zheng, Yulin; Huang, Jinsheng; Tsang, Daniel C.W.; Ok, Yong Sik; Cao, Xinde

Participation of soil active components in the reduction of Cr(VI) by biochar: Differing effects of iron mineral alone and its combination with organic acid

Journal of Hazardous Materials, v. 384, article number 121455
Xu, Zibo; Xu, Xiaoyun; Tsang, Daniel C.W.; Yang, Fan; Zhao, Ling; Qiu, Hao; Cao, Xinde

Pyrolysis-temperature depended electron donating and mediating mechanisms of biochar for Cr(VI) reduction

Journal of Hazardous Materials, v. 388, article number 121794
Xu, Zibo; Xu, Xiaoyun; Zhang, Yue; Yu, Yulu; Cao, Xinde

Sustainable impact of tartaric acid as electron shuttle on hierarchical iron-incorporated biochar

Chemical Engineering Journal, v. 395, article number 125138
Wan, Zhonghao; Sun, Yuqing; Tsang, Daniel C.W.; Xu, Zibo; Khan, Eakalak; Liu, Shou Heng; Cao, Xinde

Article 1

Interaction with low molecular weight organic acids affects the electron shuttling of biochar for Cr(VI) reduction

Journal of Hazardous Materials, v. 378, article number 120705
Xu, Zibo; Xu, Xiaoyun; Tao, Xinyi; Yao, Chengbo; Tsang, Daniel C.W.; Cao, Xinde

Article 1

Contrasting impacts of pre- and post-application aging of biochar on the immobilization of Cd in contaminated soils

Environmental Pollution, v. 242, p. 1362-1370
Xu, Zibo; Xu, Xiaoyun; Tsang, Daniel C.W.; Cao, Xinde

2020 4

New insights into CO₂ sorption on biochar/Fe oxyhydroxide composites: Kinetics, mechanisms, and in situ characterization

Chemical Engineering Journal, v. 384, article number 123289
Xu, Xiaoyun; Xu, Zibo; Gao, Bin; Zhao, Ling; Zheng, Yulin; Huang, Jinsheng; Tsang, Daniel C.W.; Ok, Yong Sik; Cao, Xinde
Article

Participation of soil active components in the reduction of Cr(VI) by biochar: Differing effects of iron mineral alone and its combination with organic acid

Journal of Hazardous Materials, v. 384, article number 121455
Xu, Zibo; Xu, Xiaoyun; Tsang, Daniel C.W.; Yang, Fan; Zhao, Ling; Qiu, Hao; Cao, Xinde
Article

Pyrolysis-temperature depended electron donating and mediating mechanisms of biochar for Cr(VI) reduction

Journal of Hazardous Materials, v. 388, article number 121794
Xu, Zibo; Xu, Xiaoyun; Zhang, Yue; Yu, Yulu; Cao, Xinde
Article

Sustainable impact of tartaric acid as electron shuttle on hierarchical iron-incorporated biochar

Chemical Engineering Journal, v. 395, article number 125138
Wan, Zhonghao; Sun, Yuqing; Tsang, Daniel C.W.; Xu, Zibo; Khan, Eakalak; Liu, Shou Heng; Cao, Xinde
Article

2019 1

Interaction with low molecular weight organic acids affects the electron shuttling of biochar for Cr(VI) reduction

Journal of Hazardous Materials, v. 378, article number 120705
Xu, Zibo; Xu, Xiaoyun; Tao, Xinyi; Yao, Chengbo; Tsang, Daniel C.W.; Cao, Xinde
Article

2018 1

Contrasting impacts of pre- and post-application aging of biochar on the immobilization of Cd in contaminated soils

Environmental Pollution, v. 242, p. 1362-1370
Xu, Zibo; Xu, Xiaoyun; Tsang, Daniel C.W.; Cao, Xinde
Article

Teaching Assignment

2025-26 Winter 0 2025-26 Fall 1 2024-25 Summer 0 2024-25 Spring 0 2024-25 Winter 0 2024-25 Fall 0

CIVL5450

Hazardous Waste Treatment and Site Remediation

No Teaching Assignments

Research Interest

Publications

2026 1

2025 5

2024 5

2023 8

2022 9

2021 10

2020 4

2019 1

2018 1

Article 1

Article 5

Article 5

Article 6

Book chapter 2

Article 9

Article 10

Article 4

Article 1

Article 1

2020 4

2019 1

2018 1

Teaching Assignment

Projects

From January 2024 to December 2026

Your browser is out of date!