Faculty Profiles - LIU Junwei | The Hong Kong University of Science and Technology

Junwei LIU
劉軍偉

PhD in Physics
Tsinghua University, 2014

Associate Professor
Department of Physics

(852) 2358 7971
liuj@ust.hk
Room 4474
Personal Web

Google Scholar

J3TYKHQAAAAJ

ORCID

0000-0001-8051-7349

ResearcherID

B-1468-2010

Scopus ID

49863922100

Research Interest Publications Projects Teaching Assignment RPG Supervision Space used

Research Interest

Condensed matter physics
Computational materials science
Machine learning
Thin film physics
Topological phases and topological materials

Publications

All Years 80 2024 4 2023 4 2022 7 2021 9 2020 3 2019 10 2018 43

2024 4

Electrical 180° switching of Néel vector in spin-splitting antiferromagnet

Science Advances, v. 10, (4), January 2024
Han, Lei; Fu, Xizhi; Peng, Rui; Cheng, Xingkai; Dai, Jiankun; Liu, Liangyang; Li, Yidian; Zhang, Yichi; Zhu, Wenxuan; Bai, Hua; Zhou, Yongjian; Liang, Shixuan; Chen, Chong; Wang, Qian; Chen, Xianzhe; Yang, Luyi; Zhang, Yang; Song, Cheng; Liu, Junwei; Pan, Feng
Article

Signatures of hybridization of multiple Majorana zero modes in a vortex

Nature, v. 633, (8028), September 2024, p. 71-76
Liu, Tengteng; Wan, Chun Yu; Yang, Hao; Zhao, Yujun; Xie, Bangjin; Zheng, Weiyan; Yi, Zhaoxia; Guan, Dandan; Wang, Shiyong; Zheng, Hao; Liu, Canhua; Fu, Liang; Liu, Junwei; Li, Yaoyi; Jia, Jinfeng
Article

Slow Hot-Exciton Cooling and Enhanced Interparticle Excitonic Coupling in HgTe Quantum Dots

ACS Nano, v. 18, (27), July 2024, p. 18011-18021
Fan, Kezhou; Sergeeva, Kseniia A.; Sergeev, Aleksandr A.; Zhang, Lu; Chan, Christopher Chang Sing; Li, Zhuo; Zhong, Xiaoyan; Kershaw, Stephen V.; Liu, Junwei; Rogach, Andrey L.; Wong, Kam Sing
Article

Ultrafast terahertz dynamics of the photo-induced topological phase transition in type-II Weyl semimetal WTe₂

Zhou, Xiaoyue; Deng, Fu; Gao, Yifan; Chan, Yi; Li, Shulei; Wang, Ning; Liu, Junwei; Zhang, Jingdi
Conference paper

2023 4

Observation of an abnormally large bandgap in monolayer 1T'-WS₂ grown on SrTiO₃(001)

Applied Physics Letters, v. 123, (12), September 2023, article number 123104
Tian, Qichao; Wang, Ziyu; Zhao, Wei-Min; Xu, Yong-Jie; Liu, Gan; Wang, Li; Wang, Pengdong; Dou, Li-Guo; Chen, Wang; Jin, Shaoen; Zong, Junyu; Meng, Qinghao; Yu, Fan; Wang, Can; Xi, Xiaoxiang; Li, Fang-Sen; Li, Shao-Chun; Liu, Junwei; Zhang, Yi
Article

Oscillation of Electronic-Band-Gap Size Induced by Crystalline Symmetry Change in Ultrathin PbTe Films

Physical Review Letters, v. 131, (1), July 2023, article number 016202
Chang, Kai; Hu, Mengli; Lin, Haicheng; Liu, Junwei; Xue, Qi-Kun; Chen, Xi; Ji, Shuai-Hua
Article

Topological states of Sr3PbO: From topological crystalline insulator phase in the bulk to quantum spin Hall insulator phase in the thin-film limit

Physical Review B, v. 108, (15), October 2023, article number 155139
Lam, Hei; Peng, Rui; Wang, Ziyu; Wan, Chun Yu; Liu, Junwei
Article

Unconventional ferroelectricity in half-filling states of antiparallel stacking of twisted WSe₂

National Science Open, v. 2, (1), January 2023, article number 20220033
An, Liheng; Zhou, Zishu; Feng, Xuemeng; Huang, Meizhen; Cai, Xiangbin; Chen, Yong; Zhao, Pei; Zhang, Jingdi; Yao, Wang; Liu, Junwei; Wang, Ning
Article

2022 7

All-optical logic gate computing for high-speed parallel information processing

Opto-Electronic Science, v. 1, (9), September 2022, article number 220010
Jiao, Shumming; Liu, Junwei; Zhang, Liwen; Yu, Feihong; Zuo, Guomeng; Zhang, Jingming; Zhao, Fang; Lin, Weihao; Shao, Liyang
Article

Analog Optical Computing for Artificial Intelligence

Engineering, v. 10, March 2022, p. 133-145
Wu, Jiamin; Lin, Xing; Guo, Yuchen; Liu, Junwei; Fang, Lu; Jiao, Shuming; Dai, Qionghai
Article

Anomalous Nernst Effect in an Antiperovskite Antiferromagnet

Physical Review Applied, v. 18, (2), August 2022, article number 024007
You, Yunfeng; Lam, Hei; Wan, Caihua; Zhu, Wenxuan; Han, Lei; Bai, Hua; Zhou, Yongjian; Qiao, Leilei; Chen, Tongjin; Pan, Feng; Liu, Junwei; Song, Cheng
Article

Band structures of molecular beam epitaxially grown MoSe₂-WSe₂ heterobilayers with different stacking orders on SrTiO₃(111) substrate

Applied Physics Letters, v. 121, (11), September 2022, article number 113103
Zong, Junyu; Wang, Ziyu; Wang, Kaili; Meng, Qinhao; Tian, Qichao; Qiu, Xiaodong; Xie, Xuedong; Zhang, Yongheng; Jin, Shaoen; Wang, Can; Liu, Junwei; Zhang Yi
Article

Bridging the gap between atomically thin semiconductors and metal leads

Nature Communications, v. 13, (1), April 2022, article number 1777
Cai, Xiangbin; Wu, Zefei; Han, Xu; Chen, Yong; Xu, Shuigang; Lin, Jiangxiazi; Han, Tianyi; He, Pingge; Feng, Xuemeng; An, Liheng; Shi, Run; An, Liheng; Ying, Zhehan; Cai, Yuan; Hua, Mengyuan; Liu, Junwei; Pan, Ding; Cheng, Chun; Wang, Ning
Article

Chemical Control of Magnetic Ordering in Hybrid Fe–Cl Layered Double Perovskites

Chemistry of Materials, v. 34, (6), March 2022, p. 2813-2823
Xue, Jie; Wang, Ziyu; Comstock, Andrew; Wang, Zhiyu; Sung, Ho Yung; Williams, Ian Duncan; Sun, Dali; Liu, Junwei; Lu, Haipeng
Article

Ferromagnetic helical nodal line and Kane-Mele spin-orbit coupling in kagome metal Fe₃Sn₂

Physical Review B, v. 105, (3), January 2022, article number 035107
Fang, Shiang; Ye, Linda; Ghimire, Madhav Prasad; Kang, Mingu; Liu, Junwei; Han, Minyong; Fu, Liang; Richter, Manuel; van den Brink, Jeroen; Kaxiras, Efthimios; Comin, Riccardo; Checkelsky, Joseph G.
Article

2021 9

A short review on first-principles study of gapped topological materials

Computational Materials Science, v. 195, July 2021, article number 110467
Liu, Junwei
Article

Chiral interface states and related quantized transport in disordered Chern insulators

Physical Review B, v. 103, (7), February 2021, article number 075434
Zhang, Zhi-Qiang; Chen, Chui-Zhen; Wu, Yijia; Jiang, Hua; Liu, Junwei; Sun, Qing-feng; Xie, X. C.
Article

Epitaxial Growth of Single-Phase 1T'-WSe₂ Monolayer with Assistance of Enhanced Interface Interaction

Advanced Materials, v. 33, (7), 18 February 2021, article number 2004930
Chen, Wang; Hu, Mengli; Zong, Junyu; Xie, Xuedong; Meng, Qinghao; Yu, Fan; Wang, Li; Ren, Wei; Chen, Aixi; Liu, Gan; Xi, Xiaoxiang; Li, Fang-Sen; Sun, Jian; Liu, Junwei; Zhang, Yi
Article

Heurisitic machinery for thermodynamic studies of SU(N) fermions with neural networks

Nature Communications, v. 12, March 2021, article number 2011
Zhao, Entong; Lee, Jeongwon; He, Chengdong; Ren, Zejian; Hajiyev, Elnur; Liu, Junwei; Jo, Gyu Boong
Article

Magnus Hall Effect in Two-Dimensional Materials

Chinese Physics Letters, v. 38, (5), June 2021, article number 057301
Xiao, Rui-Chun; Wang, Zibo; Zhang, Zhi-Qiang; Liu, Junwei; Jiang, Hua
Article

Multifunctional antiferromagnetic materials with giant piezomagnetism and noncollinear spin current

Nature Communications, v. 12, (1), December 2021, article number 2846
Ma, Hai-Yang; Hu, Mengli; Li, Nana; Liu, Jianpeng; Yao, Wang; Jia, Jin-Feng; Liu, Junwei
Article

Realistic Tight-binding Model for Monolayer Transition Metal Dichalcogenides of 1T' Structure

Physical Review B, v. 104, (3), July 2021, article number 035156
Hu, Mengli; Ma, Guofu; Wan, Chun Yu; Liu, Junwei
Article

Scalability of All-Optical Neural Networks Based on Spatial Light Modulators

Physical Review Applied, v. 15, (5), May 2021, article number 054034
Zuo, Ying; Zhao, Yujun; Chen, You-chiuan; Du, Shengwang; Liu, Junwei
Article

二维材料中贝里曲率诱导的磁性响应

物理学报=Acta Physica Sinica, v. 70, (12), 20 June 2021, article number 127303
刘雨亭; 贺文宇; 刘军伟; 邵启明
Article

2020 3

Strain Tunable Semimetal-Topological-Insulator Transition in Monolayer 1T '-WTe₂

Physical Review Letters, v. 125, (4), 24 July 2020, article number 046801
Zhao, Chenxiao; Hu, Mengli; Qin, Jin; Xia, Bing; Liu, Canhua; Wang, Shiyong; Guan, DanDan; Li, Yaoyi; Zheng, Hao; Liu, Junwei; Jia, Jinfeng
Article

Two monolayers is greater than a bilayer

Nature Materials, v. 19, (8), August 2020, p. 824-826
Liu, Junwei
Article

All-optical neural network with nonlinear activation functions using cold atoms

Zuo, Ying; Li, Bohan; Zhao, Yujun; Jiang, Yue; Chen, You-chiuan; Chen, Peng; Jo, Gyu Boong; Liu, Junwei; Du, Shengwang
Conference paper

2019 10

All-optical Neural Network With Nonlinear Activation Functions

Optica, v. 6, (9), September 2019, p. 1132-1137
Zuo, Ying; Li, Bohan; Zhao, Yujun; Jiang, Yue; Chen, You-chiuan; Chen, Peng; Jo, Gyu Boong; Liu, Junwei; Du, Shengwang
Article

Band Engineering of a Magnetic Thin Film Rare-earth Monopnictide: A Platform for High Chern Number

Physical Review Materials, v. 3, (10), October 2019, article number 101202
Inoue, Hisashi; Han, Minyong; Hu, Mengli; Suzuki, Takehito; Liu, Junwei; Checkelsky, Joseph G.
Article

de Haas-van Alphen Effect of Correlated Dirac States in Kagome Metal Fe₃sn₂

Nature Communications, v. 10, (1), October 2019, article number 4870
Ye, Linda; Chan, Mun K.; McDonald, Ross D.; Graf, David; Kang, Mingu; Liu, Junwei; Suzuki, Takehito; Comin, Riccardo; Fu, Liang; Checkelsky, Joseph G.
Article

Effects of Hexagonal Boron Nitride Encapsulation on the Electronic Structure of Few-Layer MoS₂

Journal of Physical Chemistry C, v. 123, (23), June 2019, p. 14797-14802
Han, Xu; Lin, Jiangxiazi; Liu, Junwei; Wang, Ning; Pan, Ding
Article

Geometry and electronic structure of monolayer, bilayer, and multilayer Janus WSSe

Physical Review B, v. 99, (7), February 2019, article number 075160
Zhou, Wenzhe; Chen, Jianyong; Yang, Zhixiong; Liu, Junwei; Ouyang, Fangping
Article

In-Plane Ferroelectric Tunnel Junction

Physical Review Applied, v. 11, (2), February 2019, article number 024048
Shen, Huitao; Liu, Junwei; Chang, Kai; Fu, Liang
Article

Pseudo Landau Level Representation of Twisted Bilayer Graphene: Band Topology and Implications on the Correlated Insulating Phase

Physical Review B, v. 99, (15), April 2019, article number 155415
Liu, Jianpeng; Liu, Junwei; Dai, Xi
Article

Scanning Tunneling Microscopic Investigation on Morphology of Magnetic Weyl Semimetal YbMnBi₂

Chinese Physics B, v. 28, (7), July 2019, article number 077302
Zhu, Zhen; Yan, Dong; Nie, Xiao-Ang; Xu, Hao-Ke; Yang, Xu; Guan, Dan-Dan; Wang, Shiyong; Li, Yao-Yi; Liu, Canhua; Liu, Jun-Wei; Luo, Hui-Xia; Zheng, Hao; Jia, Jin-Feng
Article

Tunable Weyl Fermions and Fermi Arcs in Magnetized Topological Crystalline Insulators

Chinese Physics B, v. 28, (4), April 2019, article number 047301
Liu, Junwei; Fang, Chen; Fu, Liang
Article

A complete picture for band topology in twisted bilayer graphene

Liu, Jianpeng; Liu, Junwei; Dai, Xi
Conference paper

2018 3

Massive Dirac Fermions in a Ferromagnetic Kagome Metal

Nature, v.555, (7698), March 2018, p. 638-642
Ye, Linda; Kang, Mingu; Liu, Junwei; Von Cube, Felix; Wicker, Christina R.; Suzuki, Takehito; Jozwiak, Chris; Bostwick, Aaron; Rotenberg, Eli; Bell, David C.; Fu, Liang; Comin, Riccardo; Checkelsky, Joseph G.
Article

Self-learning Monte Carlo with Deep Neural Networks

Physical Review B, v. 97, (20), May 2018, article number 205140
Shen, Huitao; Liu, Junwei; Fu, Liang
Article

Symmetry-enforced self-learning Monte Carlo method applied to the Holstein model

PHYSICAL REVIEW B, v. 98, (4), July 2018, article number 041102
Chen, Chuang; Xu, Xiaoyan; Liu, Junwei; Batrouni, George; Scalettar, Richard; Meng, Zi Yang
Article

2017 12

Conetronics in 2D metal-organic frameworks: Double/half Dirac cones and quantum anomalous Hall effect

2D Materials, v. 4, (1), March 2017, article number 015015
Wu, Menghao; Wang, Zhijun; Liu, Junwei; Li, Wenbin; Fu, Huahua; Sun, Lei; Liu, Xin; Pan, Minghu; Weng, Hongming; Dinca, Mircea; Fu, Liang; Li, Ju
Article

Observation of ultrahigh mobility surface states in a topological crystalline insulator by infrared spectroscopy

Nature Communications, v. 8, (1), August 2017, article number 366
Wang, Ying; Luo, Guoyu; Liu, Junwei; Sankar, R.; Wang, Nan-Lin; Chou, Fangcheng; Fu, Liang; Li, Zhiqiang
Article

Self-learning Monte Carlo Method

Physical Review B, v. 95, (4), January 2017, article number 041101
Liu, Junwei; Qi, Yang; Meng, Ziyang; Fu, Liang
Article

Self-learning Monte Carlo Method and Cumulative Update in Fermion Systems

Physical Review B, v. 95, (24), June 2017, article number 241104
Liu, Junwei; Shen, Huitao; Qi, Yang; Meng, Ziyang; Fu, Liang
Article

Self-learning Monte Carlo method: Continuous-time Algorithm

Physical Review B, v. 96, (16), October 2017, article number 161102
Nagai, Yuki; Shen, Huitao; Qi, Yang; Liu, Junwei; Fu, Liang
Article

Self-learning Quantum Monte Carlo Method in Interacting Fermion Systems

Physical Review B, v. 96, (4), July 2017, article number 041119
Xu, Xiaoyan; Qi, Yang; Liu, Junwei; Fu, Liang; Meng, Ziyang
Article

van der Waals Stacking-Induced Topological Phase Transition in Layered Ternary Transition Metal Chalcogenides

Nano Letters, v. 17, (1), Jan 2017, p. 467-475
Liu, Junwei; Wang, Hua; Fang, Chen; Fu, Liang; Qian, Xiaofeng
Article

Quantum Spin Hall Effect in Transition Metal Dichalcogenides

Liu, Junwei
Conference paper

Self-learning Monte Carlo Method

APS March Meeting 2017, v. 62, (4), Mar 2017, article number X20.00011, Session X20: Correlated Electrons II: Theory and Computation
Liu, Junwei; Qi, Yang; Meng, Zi Yang; Fu, Liang
Conference paper

Self-learning Monte Carlo Method

Liu, Junwei
Conference paper

Self-Learning Monte Carlo Method in Fermion Systems

APS March Meeting 2017, v. 62, (4), Mar 2017, article number X20.00012, Session X20: Correlated Electrons II: Theory and Computation
Shen, Huitao; Liu, Junwei; Qi, Yang; Meng, Zi Yang; Fu, Liang
Conference paper

Topological Phases in Transition Metal Chalcogenides

Liu, Junwei
Conference paper

2016 5

Discovery of Robust in-plane Ferroelectricity in Atomic-thick SnTe

Science, v. 353, (6296), July 2016, p. 274-278
Chang, Kai; Liu, Junwei; Lin, Haicheng; Wang, Na; Zhao, Kun; Zhang, Anmin; Jin, Feng; Zhong, Yong; Hu, Xiaopeng; Duan, Wenhui; Zhang, Qingming; Fu, Liang; Xue, Qikun; Chen, Xi; Ji, Shuaihua
Article

Topological Semimetals with Helicoid Surface States

Nature Physics, v. 12, (10), October 2016, p. 936-941
Fang, Chen; Lu, Ling; Liu, Junwei; Fu, Liang
Article

Quantum spin Hall insulator and Weyl semimetal in transition metal chalcogenides

Liu, Junwei
Conference paper

Topological crystalline insulators: the new physics and new materials

Liu, Junwei
Conference paper

Topological phases in transition metal chalcogenides

Liu, Junwei
Conference paper

2015 6

Converting Normal Insulators into Topological Insulators via Tuning Orbital Levels

Physical Review B - Condensed Matter and Materials Physics, v. 92, (20), November 2015, article number 205118
Shi, Wujun; Liu, Junwei; Xu, Yong; Xiong, Shijie; Wu, Jian; Duan, Wenhui
Article

Crystal Field Effect Induced Topological Crystalline Insulators in Monolayer IV-VI Semiconductors

Nano Letters, v. 15, (4), April 2015, p. 2657-2661
Liu, Junwei; Qian, Xiaofeng; Fu, Liang
Article

Dirac Mass Generation from Crystal Symmetry Breaking on the Surfaces of Topological Crystalline Insulators

Nature Materials, v. 14, (3), March 2015, p. 318-324
Zeljkovic, Ilija; Okada, Yoshinori; Serbyn, Maksym N.; Sankar, R.; Walkup, Daniel; Zhou, Wenwen; Liu, Junwei; Chang, Guoqing; Wang, Yung Jui; Hasan, Moaraj Zahid; Chou, Fangcheng; Lin, Hsin; Bansil, Arun; Fu, Liang; Madhavan, Vidya
Article

Electrically Tunable Quantum Spin Hall State in Topological Crystalline Insulator thin Films

Physical Review B - Condensed Matter and Materials Physics, v. 91, (8), February 2015, article number 081407
Liu, Junwei; Fu, Liang
Article

Electronic Analog of Chiral Metamaterial: Helicity-resolved Filtering and Focusing of Dirac Fermions in thin Films of Topological Materials

Physical Review B - Condensed Matter and Materials Physics, v. 92, (4), July 2015, article number 041408
Zhao, Lu; Wang, Jianfeng; Liu, Junwei; Xu, Yong; Gu, Binglin; Xue, Qikun; Duan, Wenhui
Article

Topological crystalline insulators from crystal field effect in monolayer IV-VI semiconductors

APS March Meeting 2015, v. 60, (1), March 2016, article number A10.00005
Liu, Junwei; Qian, Xiaofeng; Fu, Liang
Conference paper

2014 12

Experimental Observation of Dirac-like Surface States and Topological Phase Transition in Pb_1-xSn_xTe (111) Films

Physical Review Letters, v. 112, (18), May 2014, article number 186801
Yan, Chenhui; Liu, Junwei; Zang, Yunyi; Wang, Jianfeng; Wang, Zhenyu; Wang, Peng; Zhang, Zhidong; Wang, Lili; Ma., Xucun; Ji, Shuaihua; He, Ke; Fu, Liang; Duan, Wenhui; Xue, Qikun; Chen, Xi
Article

Functionalized Germanene as a Prototype of Large-gap Two-dimensional Topological Insulators

Physical Review B - Condensed Matter and Materials Physics, v. 89, (11), March 2014, article number 115429
Si, Chen; Liu, Junwei; Xu, Yong; Wu, Jian; Gu, Binglin; Duan, Wenhui
Article

Manipulating Topological Phase Transition by Strain

Acta Crystallographica Section C: Structural Chemistry, v. 70, (2), February 2014, p. 118-122
Liu, Junwei; Xu, Yong; Wu, Jian; Gu, Binglin; Zhang, Shengbai; Duan, Wenhui
Article

Microscopic Origin of the P-type Conductivity of the Topological Crystalline Insulator SnTe and the Effect of Pb Alloying

Physical Review B - Condensed Matter and Materials Physics, v. 89, (4), 31 January 2014, article number 045142
Wang, Na; West, Damien J.; Liu, Junwei; Li, Jia; Yan, Qimin; Gu, Binglin; Zhang, Shengbai; Duan, Wenhui
Article

Quantum Spin Hall Effect in Two - Dimensional Transition Metal Dichalcogenides

Science, v. 346, (6215), December 2014, p. 1344-1347
Qian, Xiaofeng; Liu, Junwei; Fu, Liang; Li, Ju
Article

Spin-filtered Edge States with an Electrically Tunable Gap in a Two-dimensional Topological Crystalline Insulator

Nature Materials, v. 13, (2), February 2014, p. 178-183
Liu, Junwei; Hsieh, Timothy H.; Wei, Peng; Duan, Wenhui; Moodera, Jagadeesh S.; Fu, Liang
Article

Structural Stability and Topological Surface States of the SnTe (111) Surface

Physical Review B - Condensed Matter and Materials Physics, v. 89, (12), March 2014, article number 125308
Wang, Jianfeng; Liu, Junwei; Xu, Yong; Wu, Jian; Gu, Binglin; Duan, Wenhui
Article

Topological Crystalline Insulator Pb_xSn_1-xTe Thin Films on SrTiO₃ (001) with Tunable Fermi Levels

APL Materials, v. 2, (5), May 2014, article number 056106
Guo, Hua; Yan, Chenhui; Liu, Junwei; Wang, Zhenyu; Wu, Rui; Zhang, Zhidong; Wang, Lili; He, Ke; Ma., Xucun; Ji, Shuaihua; Duan, Wenhui; Chen, Xi; Xue, Qikun
Article

Topological Crystalline Insulators and Dirac Octets in Antiperovskites

Physical Review B - Condensed Matter and Materials Physics, v. 90, (8), August 2014, article number 081112
Hsieh, Timothy H.; Liu, Junwei; Fu, Liang
Article

Weak Topological Insulators in PbTe/SnTe Superlattices

Physical Review B - Condensed Matter and Materials Physics, v. 89, (8), February 2014, article number 085312
Yang, Gang; Liu, Junwei; Fu, Liang; Duan, Wenhui; Liu, Chaoxing
Article

3D and 2D topological crystalline insulators in SnTe-class IV-VI semiconductor

Liu, Junwei
Conference paper

Spin-filtered edge states with an electrically tunable gap in a two-dimensional topological crystalline insulator

APS March Meeting 2014, v. 59, (1), March 2014, article number F42.00003
Liu, Junwei; Hsieh, Timothy H.; Wei, Peng; Duan, Wenhui; Moodera, Jagadeesh S.; Fu, Liang
Conference paper

2013 2

Two Types of Surface States in Topological Crystalline Insulators

Physical Review B - Condensed Matter and Materials Physics, v. 88, (24), December 2013, article number 241303
Liu, Junwei; Duan, Wenhui; Fu, Liang
Article

Surface states of topological crystalline insulators in IV-VI semiconductors

Liu, Junwei
Conference paper

2012 2

Design of Strain-engineered Quantum Tunneling Devices for Topological Surface States

Applied Physics Letters, v. 100, (13), March 2012, article number 131602
Zhao, Lu; Liu, Junwei; Tang, Peizhe; Duan, Wenhui
Article

Topological Crystalline Insulators in the SnTe Material Class

Nature Communications, v. 3, July 2012, article number 982
Hsieh, Timothy H.; Lin, Hsin; Liu, Junwei; Duan, Wenhui; Bansil, Arun; Fu, Liang
Article

2011 1

Structural Defects and Electronic Properties of the Cu-doped Topological Insulator Bi₂Se₃

Physical Review B - Condensed Matter and Materials Physics, v. 84, (7), August 2011, article number 075335
Wang, Yilin; Xu, Yong; Jiang, Yeping; Liu, Junwei; Chang, Cuizu; Chen, Mu; Li, Zhi; Song, Canli; Wang, Lili; He, Ke; Chen, Xi; Duan, Wenhui; Xue, Qikun; Ma., Xucun
Article

Article 3

Electrical 180° switching of Néel vector in spin-splitting antiferromagnet

Science Advances, v. 10, (4), January 2024
Han, Lei; Fu, Xizhi; Peng, Rui; Cheng, Xingkai; Dai, Jiankun; Liu, Liangyang; Li, Yidian; Zhang, Yichi; Zhu, Wenxuan; Bai, Hua; Zhou, Yongjian; Liang, Shixuan; Chen, Chong; Wang, Qian; Chen, Xianzhe; Yang, Luyi; Zhang, Yang; Song, Cheng; Liu, Junwei; Pan, Feng

Signatures of hybridization of multiple Majorana zero modes in a vortex

Nature, v. 633, (8028), September 2024, p. 71-76
Liu, Tengteng; Wan, Chun Yu; Yang, Hao; Zhao, Yujun; Xie, Bangjin; Zheng, Weiyan; Yi, Zhaoxia; Guan, Dandan; Wang, Shiyong; Zheng, Hao; Liu, Canhua; Fu, Liang; Liu, Junwei; Li, Yaoyi; Jia, Jinfeng

Slow Hot-Exciton Cooling and Enhanced Interparticle Excitonic Coupling in HgTe Quantum Dots

ACS Nano, v. 18, (27), July 2024, p. 18011-18021
Fan, Kezhou; Sergeeva, Kseniia A.; Sergeev, Aleksandr A.; Zhang, Lu; Chan, Christopher Chang Sing; Li, Zhuo; Zhong, Xiaoyan; Kershaw, Stephen V.; Liu, Junwei; Rogach, Andrey L.; Wong, Kam Sing

Conference paper 1

Ultrafast terahertz dynamics of the photo-induced topological phase transition in type-II Weyl semimetal WTe₂

Zhou, Xiaoyue; Deng, Fu; Gao, Yifan; Chan, Yi; Li, Shulei; Wang, Ning; Liu, Junwei; Zhang, Jingdi

Article 4

Observation of an abnormally large bandgap in monolayer 1T'-WS₂ grown on SrTiO₃(001)

Applied Physics Letters, v. 123, (12), September 2023, article number 123104
Tian, Qichao; Wang, Ziyu; Zhao, Wei-Min; Xu, Yong-Jie; Liu, Gan; Wang, Li; Wang, Pengdong; Dou, Li-Guo; Chen, Wang; Jin, Shaoen; Zong, Junyu; Meng, Qinghao; Yu, Fan; Wang, Can; Xi, Xiaoxiang; Li, Fang-Sen; Li, Shao-Chun; Liu, Junwei; Zhang, Yi

Oscillation of Electronic-Band-Gap Size Induced by Crystalline Symmetry Change in Ultrathin PbTe Films

Physical Review Letters, v. 131, (1), July 2023, article number 016202
Chang, Kai; Hu, Mengli; Lin, Haicheng; Liu, Junwei; Xue, Qi-Kun; Chen, Xi; Ji, Shuai-Hua

Topological states of Sr3PbO: From topological crystalline insulator phase in the bulk to quantum spin Hall insulator phase in the thin-film limit

Physical Review B, v. 108, (15), October 2023, article number 155139
Lam, Hei; Peng, Rui; Wang, Ziyu; Wan, Chun Yu; Liu, Junwei

Unconventional ferroelectricity in half-filling states of antiparallel stacking of twisted WSe₂

National Science Open, v. 2, (1), January 2023, article number 20220033
An, Liheng; Zhou, Zishu; Feng, Xuemeng; Huang, Meizhen; Cai, Xiangbin; Chen, Yong; Zhao, Pei; Zhang, Jingdi; Yao, Wang; Liu, Junwei; Wang, Ning

Article 7

All-optical logic gate computing for high-speed parallel information processing

Opto-Electronic Science, v. 1, (9), September 2022, article number 220010
Jiao, Shumming; Liu, Junwei; Zhang, Liwen; Yu, Feihong; Zuo, Guomeng; Zhang, Jingming; Zhao, Fang; Lin, Weihao; Shao, Liyang

Analog Optical Computing for Artificial Intelligence

Engineering, v. 10, March 2022, p. 133-145
Wu, Jiamin; Lin, Xing; Guo, Yuchen; Liu, Junwei; Fang, Lu; Jiao, Shuming; Dai, Qionghai

Anomalous Nernst Effect in an Antiperovskite Antiferromagnet

Physical Review Applied, v. 18, (2), August 2022, article number 024007
You, Yunfeng; Lam, Hei; Wan, Caihua; Zhu, Wenxuan; Han, Lei; Bai, Hua; Zhou, Yongjian; Qiao, Leilei; Chen, Tongjin; Pan, Feng; Liu, Junwei; Song, Cheng

Band structures of molecular beam epitaxially grown MoSe₂-WSe₂ heterobilayers with different stacking orders on SrTiO₃(111) substrate

Applied Physics Letters, v. 121, (11), September 2022, article number 113103
Zong, Junyu; Wang, Ziyu; Wang, Kaili; Meng, Qinhao; Tian, Qichao; Qiu, Xiaodong; Xie, Xuedong; Zhang, Yongheng; Jin, Shaoen; Wang, Can; Liu, Junwei; Zhang Yi

Bridging the gap between atomically thin semiconductors and metal leads

Nature Communications, v. 13, (1), April 2022, article number 1777
Cai, Xiangbin; Wu, Zefei; Han, Xu; Chen, Yong; Xu, Shuigang; Lin, Jiangxiazi; Han, Tianyi; He, Pingge; Feng, Xuemeng; An, Liheng; Shi, Run; An, Liheng; Ying, Zhehan; Cai, Yuan; Hua, Mengyuan; Liu, Junwei; Pan, Ding; Cheng, Chun; Wang, Ning

Chemical Control of Magnetic Ordering in Hybrid Fe–Cl Layered Double Perovskites

Chemistry of Materials, v. 34, (6), March 2022, p. 2813-2823
Xue, Jie; Wang, Ziyu; Comstock, Andrew; Wang, Zhiyu; Sung, Ho Yung; Williams, Ian Duncan; Sun, Dali; Liu, Junwei; Lu, Haipeng

Ferromagnetic helical nodal line and Kane-Mele spin-orbit coupling in kagome metal Fe₃Sn₂

Physical Review B, v. 105, (3), January 2022, article number 035107
Fang, Shiang; Ye, Linda; Ghimire, Madhav Prasad; Kang, Mingu; Liu, Junwei; Han, Minyong; Fu, Liang; Richter, Manuel; van den Brink, Jeroen; Kaxiras, Efthimios; Comin, Riccardo; Checkelsky, Joseph G.

Article 9

A short review on first-principles study of gapped topological materials

Computational Materials Science, v. 195, July 2021, article number 110467
Liu, Junwei

Chiral interface states and related quantized transport in disordered Chern insulators

Physical Review B, v. 103, (7), February 2021, article number 075434
Zhang, Zhi-Qiang; Chen, Chui-Zhen; Wu, Yijia; Jiang, Hua; Liu, Junwei; Sun, Qing-feng; Xie, X. C.

Epitaxial Growth of Single-Phase 1T'-WSe₂ Monolayer with Assistance of Enhanced Interface Interaction

Advanced Materials, v. 33, (7), 18 February 2021, article number 2004930
Chen, Wang; Hu, Mengli; Zong, Junyu; Xie, Xuedong; Meng, Qinghao; Yu, Fan; Wang, Li; Ren, Wei; Chen, Aixi; Liu, Gan; Xi, Xiaoxiang; Li, Fang-Sen; Sun, Jian; Liu, Junwei; Zhang, Yi

Heurisitic machinery for thermodynamic studies of SU(N) fermions with neural networks

Nature Communications, v. 12, March 2021, article number 2011
Zhao, Entong; Lee, Jeongwon; He, Chengdong; Ren, Zejian; Hajiyev, Elnur; Liu, Junwei; Jo, Gyu Boong

Magnus Hall Effect in Two-Dimensional Materials

Chinese Physics Letters, v. 38, (5), June 2021, article number 057301
Xiao, Rui-Chun; Wang, Zibo; Zhang, Zhi-Qiang; Liu, Junwei; Jiang, Hua

Multifunctional antiferromagnetic materials with giant piezomagnetism and noncollinear spin current

Nature Communications, v. 12, (1), December 2021, article number 2846
Ma, Hai-Yang; Hu, Mengli; Li, Nana; Liu, Jianpeng; Yao, Wang; Jia, Jin-Feng; Liu, Junwei

Realistic Tight-binding Model for Monolayer Transition Metal Dichalcogenides of 1T' Structure

Physical Review B, v. 104, (3), July 2021, article number 035156
Hu, Mengli; Ma, Guofu; Wan, Chun Yu; Liu, Junwei

Scalability of All-Optical Neural Networks Based on Spatial Light Modulators

Physical Review Applied, v. 15, (5), May 2021, article number 054034
Zuo, Ying; Zhao, Yujun; Chen, You-chiuan; Du, Shengwang; Liu, Junwei

二维材料中贝里曲率诱导的磁性响应

物理学报=Acta Physica Sinica, v. 70, (12), 20 June 2021, article number 127303
刘雨亭; 贺文宇; 刘军伟; 邵启明

Article 2

Strain Tunable Semimetal-Topological-Insulator Transition in Monolayer 1T '-WTe₂

Physical Review Letters, v. 125, (4), 24 July 2020, article number 046801
Zhao, Chenxiao; Hu, Mengli; Qin, Jin; Xia, Bing; Liu, Canhua; Wang, Shiyong; Guan, DanDan; Li, Yaoyi; Zheng, Hao; Liu, Junwei; Jia, Jinfeng

Two monolayers is greater than a bilayer

Nature Materials, v. 19, (8), August 2020, p. 824-826
Liu, Junwei

Conference paper 1

All-optical neural network with nonlinear activation functions using cold atoms

Zuo, Ying; Li, Bohan; Zhao, Yujun; Jiang, Yue; Chen, You-chiuan; Chen, Peng; Jo, Gyu Boong; Liu, Junwei; Du, Shengwang

Article 9

All-optical Neural Network With Nonlinear Activation Functions

Optica, v. 6, (9), September 2019, p. 1132-1137
Zuo, Ying; Li, Bohan; Zhao, Yujun; Jiang, Yue; Chen, You-chiuan; Chen, Peng; Jo, Gyu Boong; Liu, Junwei; Du, Shengwang

Band Engineering of a Magnetic Thin Film Rare-earth Monopnictide: A Platform for High Chern Number

Physical Review Materials, v. 3, (10), October 2019, article number 101202
Inoue, Hisashi; Han, Minyong; Hu, Mengli; Suzuki, Takehito; Liu, Junwei; Checkelsky, Joseph G.

de Haas-van Alphen Effect of Correlated Dirac States in Kagome Metal Fe₃sn₂

Nature Communications, v. 10, (1), October 2019, article number 4870
Ye, Linda; Chan, Mun K.; McDonald, Ross D.; Graf, David; Kang, Mingu; Liu, Junwei; Suzuki, Takehito; Comin, Riccardo; Fu, Liang; Checkelsky, Joseph G.

Effects of Hexagonal Boron Nitride Encapsulation on the Electronic Structure of Few-Layer MoS₂

Journal of Physical Chemistry C, v. 123, (23), June 2019, p. 14797-14802
Han, Xu; Lin, Jiangxiazi; Liu, Junwei; Wang, Ning; Pan, Ding

Geometry and electronic structure of monolayer, bilayer, and multilayer Janus WSSe

Physical Review B, v. 99, (7), February 2019, article number 075160
Zhou, Wenzhe; Chen, Jianyong; Yang, Zhixiong; Liu, Junwei; Ouyang, Fangping

In-Plane Ferroelectric Tunnel Junction

Physical Review Applied, v. 11, (2), February 2019, article number 024048
Shen, Huitao; Liu, Junwei; Chang, Kai; Fu, Liang

Pseudo Landau Level Representation of Twisted Bilayer Graphene: Band Topology and Implications on the Correlated Insulating Phase

Physical Review B, v. 99, (15), April 2019, article number 155415
Liu, Jianpeng; Liu, Junwei; Dai, Xi

Scanning Tunneling Microscopic Investigation on Morphology of Magnetic Weyl Semimetal YbMnBi₂

Chinese Physics B, v. 28, (7), July 2019, article number 077302
Zhu, Zhen; Yan, Dong; Nie, Xiao-Ang; Xu, Hao-Ke; Yang, Xu; Guan, Dan-Dan; Wang, Shiyong; Li, Yao-Yi; Liu, Canhua; Liu, Jun-Wei; Luo, Hui-Xia; Zheng, Hao; Jia, Jin-Feng

Tunable Weyl Fermions and Fermi Arcs in Magnetized Topological Crystalline Insulators

Chinese Physics B, v. 28, (4), April 2019, article number 047301
Liu, Junwei; Fang, Chen; Fu, Liang

Conference paper 1

A complete picture for band topology in twisted bilayer graphene

Liu, Jianpeng; Liu, Junwei; Dai, Xi

Article 3

Massive Dirac Fermions in a Ferromagnetic Kagome Metal

Nature, v.555, (7698), March 2018, p. 638-642
Ye, Linda; Kang, Mingu; Liu, Junwei; Von Cube, Felix; Wicker, Christina R.; Suzuki, Takehito; Jozwiak, Chris; Bostwick, Aaron; Rotenberg, Eli; Bell, David C.; Fu, Liang; Comin, Riccardo; Checkelsky, Joseph G.

Self-learning Monte Carlo with Deep Neural Networks

Physical Review B, v. 97, (20), May 2018, article number 205140
Shen, Huitao; Liu, Junwei; Fu, Liang

Symmetry-enforced self-learning Monte Carlo method applied to the Holstein model

PHYSICAL REVIEW B, v. 98, (4), July 2018, article number 041102
Chen, Chuang; Xu, Xiaoyan; Liu, Junwei; Batrouni, George; Scalettar, Richard; Meng, Zi Yang

Article 7

Conetronics in 2D metal-organic frameworks: Double/half Dirac cones and quantum anomalous Hall effect

2D Materials, v. 4, (1), March 2017, article number 015015
Wu, Menghao; Wang, Zhijun; Liu, Junwei; Li, Wenbin; Fu, Huahua; Sun, Lei; Liu, Xin; Pan, Minghu; Weng, Hongming; Dinca, Mircea; Fu, Liang; Li, Ju

Observation of ultrahigh mobility surface states in a topological crystalline insulator by infrared spectroscopy

Nature Communications, v. 8, (1), August 2017, article number 366
Wang, Ying; Luo, Guoyu; Liu, Junwei; Sankar, R.; Wang, Nan-Lin; Chou, Fangcheng; Fu, Liang; Li, Zhiqiang

Self-learning Monte Carlo Method

Physical Review B, v. 95, (4), January 2017, article number 041101
Liu, Junwei; Qi, Yang; Meng, Ziyang; Fu, Liang

Self-learning Monte Carlo Method and Cumulative Update in Fermion Systems

Physical Review B, v. 95, (24), June 2017, article number 241104
Liu, Junwei; Shen, Huitao; Qi, Yang; Meng, Ziyang; Fu, Liang

Self-learning Monte Carlo method: Continuous-time Algorithm

Physical Review B, v. 96, (16), October 2017, article number 161102
Nagai, Yuki; Shen, Huitao; Qi, Yang; Liu, Junwei; Fu, Liang

Self-learning Quantum Monte Carlo Method in Interacting Fermion Systems

Physical Review B, v. 96, (4), July 2017, article number 041119
Xu, Xiaoyan; Qi, Yang; Liu, Junwei; Fu, Liang; Meng, Ziyang

van der Waals Stacking-Induced Topological Phase Transition in Layered Ternary Transition Metal Chalcogenides

Nano Letters, v. 17, (1), Jan 2017, p. 467-475
Liu, Junwei; Wang, Hua; Fang, Chen; Fu, Liang; Qian, Xiaofeng

Conference paper 5

Quantum Spin Hall Effect in Transition Metal Dichalcogenides

Liu, Junwei

Self-learning Monte Carlo Method

APS March Meeting 2017, v. 62, (4), Mar 2017, article number X20.00011, Session X20: Correlated Electrons II: Theory and Computation
Liu, Junwei; Qi, Yang; Meng, Zi Yang; Fu, Liang

Self-learning Monte Carlo Method

Liu, Junwei

Self-Learning Monte Carlo Method in Fermion Systems

APS March Meeting 2017, v. 62, (4), Mar 2017, article number X20.00012, Session X20: Correlated Electrons II: Theory and Computation
Shen, Huitao; Liu, Junwei; Qi, Yang; Meng, Zi Yang; Fu, Liang

Topological Phases in Transition Metal Chalcogenides

Liu, Junwei

Article 2

Discovery of Robust in-plane Ferroelectricity in Atomic-thick SnTe

Science, v. 353, (6296), July 2016, p. 274-278
Chang, Kai; Liu, Junwei; Lin, Haicheng; Wang, Na; Zhao, Kun; Zhang, Anmin; Jin, Feng; Zhong, Yong; Hu, Xiaopeng; Duan, Wenhui; Zhang, Qingming; Fu, Liang; Xue, Qikun; Chen, Xi; Ji, Shuaihua

Topological Semimetals with Helicoid Surface States

Nature Physics, v. 12, (10), October 2016, p. 936-941
Fang, Chen; Lu, Ling; Liu, Junwei; Fu, Liang

Conference paper 3

Quantum spin Hall insulator and Weyl semimetal in transition metal chalcogenides

Liu, Junwei

Topological crystalline insulators: the new physics and new materials

Liu, Junwei

Topological phases in transition metal chalcogenides

Liu, Junwei

Article 5

Converting Normal Insulators into Topological Insulators via Tuning Orbital Levels

Physical Review B - Condensed Matter and Materials Physics, v. 92, (20), November 2015, article number 205118
Shi, Wujun; Liu, Junwei; Xu, Yong; Xiong, Shijie; Wu, Jian; Duan, Wenhui

Crystal Field Effect Induced Topological Crystalline Insulators in Monolayer IV-VI Semiconductors

Nano Letters, v. 15, (4), April 2015, p. 2657-2661
Liu, Junwei; Qian, Xiaofeng; Fu, Liang

Dirac Mass Generation from Crystal Symmetry Breaking on the Surfaces of Topological Crystalline Insulators

Nature Materials, v. 14, (3), March 2015, p. 318-324
Zeljkovic, Ilija; Okada, Yoshinori; Serbyn, Maksym N.; Sankar, R.; Walkup, Daniel; Zhou, Wenwen; Liu, Junwei; Chang, Guoqing; Wang, Yung Jui; Hasan, Moaraj Zahid; Chou, Fangcheng; Lin, Hsin; Bansil, Arun; Fu, Liang; Madhavan, Vidya

Electrically Tunable Quantum Spin Hall State in Topological Crystalline Insulator thin Films

Physical Review B - Condensed Matter and Materials Physics, v. 91, (8), February 2015, article number 081407
Liu, Junwei; Fu, Liang

Electronic Analog of Chiral Metamaterial: Helicity-resolved Filtering and Focusing of Dirac Fermions in thin Films of Topological Materials

Physical Review B - Condensed Matter and Materials Physics, v. 92, (4), July 2015, article number 041408
Zhao, Lu; Wang, Jianfeng; Liu, Junwei; Xu, Yong; Gu, Binglin; Xue, Qikun; Duan, Wenhui

Conference paper 1

Topological crystalline insulators from crystal field effect in monolayer IV-VI semiconductors

APS March Meeting 2015, v. 60, (1), March 2016, article number A10.00005
Liu, Junwei; Qian, Xiaofeng; Fu, Liang

Article 10

Experimental Observation of Dirac-like Surface States and Topological Phase Transition in Pb_1-xSn_xTe (111) Films

Physical Review Letters, v. 112, (18), May 2014, article number 186801
Yan, Chenhui; Liu, Junwei; Zang, Yunyi; Wang, Jianfeng; Wang, Zhenyu; Wang, Peng; Zhang, Zhidong; Wang, Lili; Ma., Xucun; Ji, Shuaihua; He, Ke; Fu, Liang; Duan, Wenhui; Xue, Qikun; Chen, Xi

Functionalized Germanene as a Prototype of Large-gap Two-dimensional Topological Insulators

Physical Review B - Condensed Matter and Materials Physics, v. 89, (11), March 2014, article number 115429
Si, Chen; Liu, Junwei; Xu, Yong; Wu, Jian; Gu, Binglin; Duan, Wenhui

Manipulating Topological Phase Transition by Strain

Acta Crystallographica Section C: Structural Chemistry, v. 70, (2), February 2014, p. 118-122
Liu, Junwei; Xu, Yong; Wu, Jian; Gu, Binglin; Zhang, Shengbai; Duan, Wenhui

Microscopic Origin of the P-type Conductivity of the Topological Crystalline Insulator SnTe and the Effect of Pb Alloying

Physical Review B - Condensed Matter and Materials Physics, v. 89, (4), 31 January 2014, article number 045142
Wang, Na; West, Damien J.; Liu, Junwei; Li, Jia; Yan, Qimin; Gu, Binglin; Zhang, Shengbai; Duan, Wenhui

Quantum Spin Hall Effect in Two - Dimensional Transition Metal Dichalcogenides

Science, v. 346, (6215), December 2014, p. 1344-1347
Qian, Xiaofeng; Liu, Junwei; Fu, Liang; Li, Ju

Spin-filtered Edge States with an Electrically Tunable Gap in a Two-dimensional Topological Crystalline Insulator

Nature Materials, v. 13, (2), February 2014, p. 178-183
Liu, Junwei; Hsieh, Timothy H.; Wei, Peng; Duan, Wenhui; Moodera, Jagadeesh S.; Fu, Liang

Structural Stability and Topological Surface States of the SnTe (111) Surface

Physical Review B - Condensed Matter and Materials Physics, v. 89, (12), March 2014, article number 125308
Wang, Jianfeng; Liu, Junwei; Xu, Yong; Wu, Jian; Gu, Binglin; Duan, Wenhui

Topological Crystalline Insulator Pb_xSn_1-xTe Thin Films on SrTiO₃ (001) with Tunable Fermi Levels

APL Materials, v. 2, (5), May 2014, article number 056106
Guo, Hua; Yan, Chenhui; Liu, Junwei; Wang, Zhenyu; Wu, Rui; Zhang, Zhidong; Wang, Lili; He, Ke; Ma., Xucun; Ji, Shuaihua; Duan, Wenhui; Chen, Xi; Xue, Qikun

Topological Crystalline Insulators and Dirac Octets in Antiperovskites

Physical Review B - Condensed Matter and Materials Physics, v. 90, (8), August 2014, article number 081112
Hsieh, Timothy H.; Liu, Junwei; Fu, Liang

Weak Topological Insulators in PbTe/SnTe Superlattices

Physical Review B - Condensed Matter and Materials Physics, v. 89, (8), February 2014, article number 085312
Yang, Gang; Liu, Junwei; Fu, Liang; Duan, Wenhui; Liu, Chaoxing

Conference paper 2

3D and 2D topological crystalline insulators in SnTe-class IV-VI semiconductor

Liu, Junwei

Spin-filtered edge states with an electrically tunable gap in a two-dimensional topological crystalline insulator

APS March Meeting 2014, v. 59, (1), March 2014, article number F42.00003
Liu, Junwei; Hsieh, Timothy H.; Wei, Peng; Duan, Wenhui; Moodera, Jagadeesh S.; Fu, Liang

Article 1

Two Types of Surface States in Topological Crystalline Insulators

Physical Review B - Condensed Matter and Materials Physics, v. 88, (24), December 2013, article number 241303
Liu, Junwei; Duan, Wenhui; Fu, Liang

Conference paper 1

Surface states of topological crystalline insulators in IV-VI semiconductors

Liu, Junwei

Article 2

Design of Strain-engineered Quantum Tunneling Devices for Topological Surface States

Applied Physics Letters, v. 100, (13), March 2012, article number 131602
Zhao, Lu; Liu, Junwei; Tang, Peizhe; Duan, Wenhui

Topological Crystalline Insulators in the SnTe Material Class

Nature Communications, v. 3, July 2012, article number 982
Hsieh, Timothy H.; Lin, Hsin; Liu, Junwei; Duan, Wenhui; Bansil, Arun; Fu, Liang

Article 1

Structural Defects and Electronic Properties of the Cu-doped Topological Insulator Bi₂Se₃

Physical Review B - Condensed Matter and Materials Physics, v. 84, (7), August 2011, article number 075335
Wang, Yilin; Xu, Yong; Jiang, Yeping; Liu, Junwei; Chang, Cuizu; Chen, Mu; Li, Zhi; Song, Canli; Wang, Lili; He, Ke; Chen, Xi; Duan, Wenhui; Xue, Qikun; Ma., Xucun

2018 3

Massive Dirac Fermions in a Ferromagnetic Kagome Metal

Nature, v.555, (7698), March 2018, p. 638-642
Ye, Linda; Kang, Mingu; Liu, Junwei; Von Cube, Felix; Wicker, Christina R.; Suzuki, Takehito; Jozwiak, Chris; Bostwick, Aaron; Rotenberg, Eli; Bell, David C.; Fu, Liang; Comin, Riccardo; Checkelsky, Joseph G.
Article

Self-learning Monte Carlo with Deep Neural Networks

Physical Review B, v. 97, (20), May 2018, article number 205140
Shen, Huitao; Liu, Junwei; Fu, Liang
Article

Symmetry-enforced self-learning Monte Carlo method applied to the Holstein model

PHYSICAL REVIEW B, v. 98, (4), July 2018, article number 041102
Chen, Chuang; Xu, Xiaoyan; Liu, Junwei; Batrouni, George; Scalettar, Richard; Meng, Zi Yang
Article

2017 12

Conetronics in 2D metal-organic frameworks: Double/half Dirac cones and quantum anomalous Hall effect

2D Materials, v. 4, (1), March 2017, article number 015015
Wu, Menghao; Wang, Zhijun; Liu, Junwei; Li, Wenbin; Fu, Huahua; Sun, Lei; Liu, Xin; Pan, Minghu; Weng, Hongming; Dinca, Mircea; Fu, Liang; Li, Ju
Article

Observation of ultrahigh mobility surface states in a topological crystalline insulator by infrared spectroscopy

Nature Communications, v. 8, (1), August 2017, article number 366
Wang, Ying; Luo, Guoyu; Liu, Junwei; Sankar, R.; Wang, Nan-Lin; Chou, Fangcheng; Fu, Liang; Li, Zhiqiang
Article

Self-learning Monte Carlo Method

Physical Review B, v. 95, (4), January 2017, article number 041101
Liu, Junwei; Qi, Yang; Meng, Ziyang; Fu, Liang
Article

Self-learning Monte Carlo Method and Cumulative Update in Fermion Systems

Physical Review B, v. 95, (24), June 2017, article number 241104
Liu, Junwei; Shen, Huitao; Qi, Yang; Meng, Ziyang; Fu, Liang
Article

Self-learning Monte Carlo method: Continuous-time Algorithm

Physical Review B, v. 96, (16), October 2017, article number 161102
Nagai, Yuki; Shen, Huitao; Qi, Yang; Liu, Junwei; Fu, Liang
Article

Self-learning Quantum Monte Carlo Method in Interacting Fermion Systems

Physical Review B, v. 96, (4), July 2017, article number 041119
Xu, Xiaoyan; Qi, Yang; Liu, Junwei; Fu, Liang; Meng, Ziyang
Article

van der Waals Stacking-Induced Topological Phase Transition in Layered Ternary Transition Metal Chalcogenides

Nano Letters, v. 17, (1), Jan 2017, p. 467-475
Liu, Junwei; Wang, Hua; Fang, Chen; Fu, Liang; Qian, Xiaofeng
Article

Quantum Spin Hall Effect in Transition Metal Dichalcogenides

Liu, Junwei
Conference paper

Self-learning Monte Carlo Method

APS March Meeting 2017, v. 62, (4), Mar 2017, article number X20.00011, Session X20: Correlated Electrons II: Theory and Computation
Liu, Junwei; Qi, Yang; Meng, Zi Yang; Fu, Liang
Conference paper

Self-learning Monte Carlo Method

Liu, Junwei
Conference paper

Self-Learning Monte Carlo Method in Fermion Systems

APS March Meeting 2017, v. 62, (4), Mar 2017, article number X20.00012, Session X20: Correlated Electrons II: Theory and Computation
Shen, Huitao; Liu, Junwei; Qi, Yang; Meng, Zi Yang; Fu, Liang
Conference paper

Topological Phases in Transition Metal Chalcogenides

Liu, Junwei
Conference paper

2016 5

Discovery of Robust in-plane Ferroelectricity in Atomic-thick SnTe

Science, v. 353, (6296), July 2016, p. 274-278
Chang, Kai; Liu, Junwei; Lin, Haicheng; Wang, Na; Zhao, Kun; Zhang, Anmin; Jin, Feng; Zhong, Yong; Hu, Xiaopeng; Duan, Wenhui; Zhang, Qingming; Fu, Liang; Xue, Qikun; Chen, Xi; Ji, Shuaihua
Article

Topological Semimetals with Helicoid Surface States

Nature Physics, v. 12, (10), October 2016, p. 936-941
Fang, Chen; Lu, Ling; Liu, Junwei; Fu, Liang
Article

Quantum spin Hall insulator and Weyl semimetal in transition metal chalcogenides

Liu, Junwei
Conference paper

Topological crystalline insulators: the new physics and new materials

Liu, Junwei
Conference paper

Topological phases in transition metal chalcogenides

Liu, Junwei
Conference paper

2015 6

Converting Normal Insulators into Topological Insulators via Tuning Orbital Levels

Physical Review B - Condensed Matter and Materials Physics, v. 92, (20), November 2015, article number 205118
Shi, Wujun; Liu, Junwei; Xu, Yong; Xiong, Shijie; Wu, Jian; Duan, Wenhui
Article

Crystal Field Effect Induced Topological Crystalline Insulators in Monolayer IV-VI Semiconductors

Nano Letters, v. 15, (4), April 2015, p. 2657-2661
Liu, Junwei; Qian, Xiaofeng; Fu, Liang
Article

Dirac Mass Generation from Crystal Symmetry Breaking on the Surfaces of Topological Crystalline Insulators

Nature Materials, v. 14, (3), March 2015, p. 318-324
Zeljkovic, Ilija; Okada, Yoshinori; Serbyn, Maksym N.; Sankar, R.; Walkup, Daniel; Zhou, Wenwen; Liu, Junwei; Chang, Guoqing; Wang, Yung Jui; Hasan, Moaraj Zahid; Chou, Fangcheng; Lin, Hsin; Bansil, Arun; Fu, Liang; Madhavan, Vidya
Article

Electrically Tunable Quantum Spin Hall State in Topological Crystalline Insulator thin Films

Physical Review B - Condensed Matter and Materials Physics, v. 91, (8), February 2015, article number 081407
Liu, Junwei; Fu, Liang
Article

Electronic Analog of Chiral Metamaterial: Helicity-resolved Filtering and Focusing of Dirac Fermions in thin Films of Topological Materials

Physical Review B - Condensed Matter and Materials Physics, v. 92, (4), July 2015, article number 041408
Zhao, Lu; Wang, Jianfeng; Liu, Junwei; Xu, Yong; Gu, Binglin; Xue, Qikun; Duan, Wenhui
Article

Topological crystalline insulators from crystal field effect in monolayer IV-VI semiconductors

APS March Meeting 2015, v. 60, (1), March 2016, article number A10.00005
Liu, Junwei; Qian, Xiaofeng; Fu, Liang
Conference paper

2014 12

Experimental Observation of Dirac-like Surface States and Topological Phase Transition in Pb_1-xSn_xTe (111) Films

Physical Review Letters, v. 112, (18), May 2014, article number 186801
Yan, Chenhui; Liu, Junwei; Zang, Yunyi; Wang, Jianfeng; Wang, Zhenyu; Wang, Peng; Zhang, Zhidong; Wang, Lili; Ma., Xucun; Ji, Shuaihua; He, Ke; Fu, Liang; Duan, Wenhui; Xue, Qikun; Chen, Xi
Article

Functionalized Germanene as a Prototype of Large-gap Two-dimensional Topological Insulators

Physical Review B - Condensed Matter and Materials Physics, v. 89, (11), March 2014, article number 115429
Si, Chen; Liu, Junwei; Xu, Yong; Wu, Jian; Gu, Binglin; Duan, Wenhui
Article

Manipulating Topological Phase Transition by Strain

Acta Crystallographica Section C: Structural Chemistry, v. 70, (2), February 2014, p. 118-122
Liu, Junwei; Xu, Yong; Wu, Jian; Gu, Binglin; Zhang, Shengbai; Duan, Wenhui
Article

Microscopic Origin of the P-type Conductivity of the Topological Crystalline Insulator SnTe and the Effect of Pb Alloying

Physical Review B - Condensed Matter and Materials Physics, v. 89, (4), 31 January 2014, article number 045142
Wang, Na; West, Damien J.; Liu, Junwei; Li, Jia; Yan, Qimin; Gu, Binglin; Zhang, Shengbai; Duan, Wenhui
Article

Quantum Spin Hall Effect in Two - Dimensional Transition Metal Dichalcogenides

Science, v. 346, (6215), December 2014, p. 1344-1347
Qian, Xiaofeng; Liu, Junwei; Fu, Liang; Li, Ju
Article

Spin-filtered Edge States with an Electrically Tunable Gap in a Two-dimensional Topological Crystalline Insulator

Nature Materials, v. 13, (2), February 2014, p. 178-183
Liu, Junwei; Hsieh, Timothy H.; Wei, Peng; Duan, Wenhui; Moodera, Jagadeesh S.; Fu, Liang
Article

Structural Stability and Topological Surface States of the SnTe (111) Surface

Physical Review B - Condensed Matter and Materials Physics, v. 89, (12), March 2014, article number 125308
Wang, Jianfeng; Liu, Junwei; Xu, Yong; Wu, Jian; Gu, Binglin; Duan, Wenhui
Article

Topological Crystalline Insulator Pb_xSn_1-xTe Thin Films on SrTiO₃ (001) with Tunable Fermi Levels

APL Materials, v. 2, (5), May 2014, article number 056106
Guo, Hua; Yan, Chenhui; Liu, Junwei; Wang, Zhenyu; Wu, Rui; Zhang, Zhidong; Wang, Lili; He, Ke; Ma., Xucun; Ji, Shuaihua; Duan, Wenhui; Chen, Xi; Xue, Qikun
Article

Topological Crystalline Insulators and Dirac Octets in Antiperovskites

Physical Review B - Condensed Matter and Materials Physics, v. 90, (8), August 2014, article number 081112
Hsieh, Timothy H.; Liu, Junwei; Fu, Liang
Article

Weak Topological Insulators in PbTe/SnTe Superlattices

Physical Review B - Condensed Matter and Materials Physics, v. 89, (8), February 2014, article number 085312
Yang, Gang; Liu, Junwei; Fu, Liang; Duan, Wenhui; Liu, Chaoxing
Article

3D and 2D topological crystalline insulators in SnTe-class IV-VI semiconductor

Liu, Junwei
Conference paper

Spin-filtered edge states with an electrically tunable gap in a two-dimensional topological crystalline insulator

APS March Meeting 2014, v. 59, (1), March 2014, article number F42.00003
Liu, Junwei; Hsieh, Timothy H.; Wei, Peng; Duan, Wenhui; Moodera, Jagadeesh S.; Fu, Liang
Conference paper

2013 2

Two Types of Surface States in Topological Crystalline Insulators

Physical Review B - Condensed Matter and Materials Physics, v. 88, (24), December 2013, article number 241303
Liu, Junwei; Duan, Wenhui; Fu, Liang
Article

Surface states of topological crystalline insulators in IV-VI semiconductors

Liu, Junwei
Conference paper

2012 2

Design of Strain-engineered Quantum Tunneling Devices for Topological Surface States

Applied Physics Letters, v. 100, (13), March 2012, article number 131602
Zhao, Lu; Liu, Junwei; Tang, Peizhe; Duan, Wenhui
Article

Topological Crystalline Insulators in the SnTe Material Class

Nature Communications, v. 3, July 2012, article number 982
Hsieh, Timothy H.; Lin, Hsin; Liu, Junwei; Duan, Wenhui; Bansil, Arun; Fu, Liang
Article

2011 1

Structural Defects and Electronic Properties of the Cu-doped Topological Insulator Bi₂Se₃

Physical Review B - Condensed Matter and Materials Physics, v. 84, (7), August 2011, article number 075335
Wang, Yilin; Xu, Yong; Jiang, Yeping; Liu, Junwei; Chang, Cuizu; Chen, Mu; Li, Zhi; Song, Canli; Wang, Lili; He, Ke; Chen, Xi; Duan, Wenhui; Xue, Qikun; Ma., Xucun
Article

Teaching Assignment

2024-25 Fall 5 2023-24 Summer 1 2023-24 Spring 5 2023-24 Winter 0 2023-24 Fall 5 2022-23 Summer 1

MSDM5001	Introduction to Computational and Modeling Tools
MSDM5002	Scientific Programming and Visualization
MSDM6771	Data-Driven Modeling Seminars and Tutorials
SCIE4500	IRE Research Project II
UROP1100N	Undergraduate Research Opportunities Series 1

UROP1100M

Undergraduate Research Opportunities Series 1

MSDM6771	Data-Driven Modeling Seminars and Tutorials
PHYS3142	Computational Methods in Physics
PHYS4291	Capstone Research
SCIE2500	Guided Study on Research II
SCIE3500	IRE Research Project I

MSDM5001	Introduction to Computational and Modeling Tools
MSDM5002	Scientific Programming and Visualization
MSDM6771	Data-Driven Modeling Seminars and Tutorials
PHYS2080	Physics Seminar and Tutorial I
PHYS3090B	Directed Studies in Physics II

UROP1100J

Undergraduate Research Opportunities Series 1

No Teaching Assignments

Research Postgraduate (RPG) Supervision

From January 2021 to December 2024 (As of 21 November 2024)

All Supervisions Current RPGs Graduated RPGs

Current RPGs

Doctor of Philosophy

LIU, Siyan
Physics
GAO, Yifan
Physics
SHI, Zheng
Physics
FU, Xizhi
Physics
REN, Xiaolin (co-supervision)
Physics
ZHANG, Yiyang (co-supervision)
Physics
CHENG, Xingkai
Physics
WAN, Chun Yu
Physics

Graduated RPGs

Doctor of Philosophy

HUANG, Zhenqiao
Physics( Completed in 2024 )
HU, Mengli
Physics( Completed in 2023 )
ZHAO, Yujun
Physics( Completed in 2023 )

Master of Philosophy

LAM, Hei
Physics( Completed in 2022 )
WAN, Chun Yu
Physics( Completed in 2022 )

Projects

From January 2022 to December 2024

All Projects 13 Leading Projects 9 Participating Projects 4

Experimental study of interaction-induced electric polarization in twisted moiré superlattices

轉角摩爾超晶格中關聯效應導致的電極化實驗研究 Participating

RGC - General Research Fund
Project Team (HKUST)
WANG Ning (Lead)

LIN Nian

LIU Junwei
2024 -
Effects of Spin-orbital coupling in C-paired spin-valley systems

自旋軌道耦合對晶格對稱性配對的自旋谷鎖定系統的影響 Leading

RGC - General Research Fund
Project Team (HKUST)
LIU Junwei (Lead)
2023 -
Emerging quantum phases in itinerant magnetic materials with novel electronic and magnetic properties

巡遊磁性材料的新穎電磁特性及量子態 Participating

RGC - Collaborative Research Fund
Project Team (HKUST)
JÄCK Berthold (Lead)

LIU Junwei

LORTZ Rolf Walter
2023 -
Many-body paradigm in quantum moiré material research

量子摩爾材料多體研究範式 Participating

RGC - Collaborative Research Fund
Project Team (HKUST)
LIU Junwei
2023 -
Novel properties of C-paired spin-valley locking in nodal-point semimetals

節點半金屬中C配對自旋谷鎖定的新穎特性 Leading

RGC - General Research Fund
Project Team (HKUST)
LIU Junwei (Lead)
2022 -
Exploring Crystal Symmetry Enabled Spin-valley Locking in Magnetic Materials

探索磁性材料中晶格對稱性導致的自旋谷鎖定 Leading

RGC - General Research Fund
Project Team (HKUST)
LIU Junwei (Lead)
2022 -
property study and device exploration of magnetic topological materials

磁性拓撲材料的物性研究和器件探索 Leading

Ministry of Science and Technology of the People's Republic of China
Project Team (HKUST)
LIU Junwei (Lead)

PO Adrian Hoi Chun

SHAO Qiming
2021 -
Property study and material prediction of topological states

拓撲態的性質研究和材料預測 Leading

National Natural Science Foundation of China
Project Team (HKUST)
LIU Junwei (Lead)
2021 - 2023
Develop new methods for pure fermion lattice models in the framework of self-learning Monte Carlo method

發展自學習蒙特卡羅框架下的適用於純費米子模型的新方法 Leading

RGC - General Research Fund
Project Team (HKUST)
LIU Junwei (Lead)
2020 - 2024
Novel electronic and magnetic properties induced by confinement effect on topological nontrivial antiperovskites

拓撲非平庸反鈣鈦礦材料中限制效應引起的新奇電子和磁學性質 Leading

RGC - General Research Fund
Project Team (HKUST)
LIU Junwei (Lead)
2019 - 2022
Searching for Majorana zero modes in topological crystalline insulator/superconductor heterostructures

在拓撲晶體絕緣體/超導體異質結中尋找Majorana零能模 Leading

National Natural Science Foundation of China / Research Grants Council
Project Team (HKUST)
LIU Junwei (Lead)
2019 - 2022
Nanophase transition and electronic property modulation in atomically thin transition metal dichalcogenides by reactive oxygen plasma

利用氧等離子體觸發納米相變調控原子級別過渡金屬硫族化合物的電學特性 Participating

RGC - General Research Fund
Project Team (HKUST)
WANG Ning (Lead)

LIU Junwei

PAN Ding
2019 - 2022
Simultaneous topological and symmetry-breaking phases in WTe2-type two-dimensional transition metal dichalcogenides

WTe2類二維過渡金屬硫化物中的拓撲相和對稱性破缺相 Leading

RGC - Early Career Scheme
Project Team (HKUST)
LIU Junwei (Lead)
2018 - 2023

Research Interest

Publications

2024 4

2023 4

2022 7

2021 9

2020 3

2019 10

2018 3

2017 12

2016 5

2015 6

2014 12

2013 2

2012 2

2011 1

Article 3

Conference paper 1

Article 4

Article 7

Article 9

Article 2

Conference paper 1

Article 9

Conference paper 1

Article 3

Article 7

Conference paper 5

Article 2

Conference paper 3

Article 5

Conference paper 1

Article 10

Conference paper 2

Article 1

Conference paper 1

Article 2

Article 1

2018 3

2017 12

2016 5

2015 6

2014 12

2013 2

2012 2

2011 1

Teaching Assignment

Research Postgraduate (RPG) Supervision

From January 2021 to December 2024 (As of 21 November 2024)

Current RPGs

Graduated RPGs

Projects

From January 2022 to December 2024

Your browser is out of date!