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Wallace C. H. Choy

The University of Hong Kong

74H-index
487Paper Count
2.1WCitation Count
Published Papers 239
Publication Date
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Holistic Top-to-Bottom Film Restructuring to Achieve Highly Stable Unencapsulated Perovskite Solar Cells
errAdvanced Energy Materials
IF26
err2026-09-10
err0
errOAAI
errZhengyan Jiang; Jiayun Sun; Zhixian Zhang; Peide Zhu; Wenjun Liu; Biao Zhou; Hong Zhang; Baomin Xu; Wallace C. H. Choy
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errSave
Diminishing Defect and Ion Migration in Perovskite-Organic Tandem Solar Cells by Ordered Anion-Cation Modification Approach
errAdvanced Functional Materials
IF19
err2026-09-07
err0
PREAI
errDan Ouyang; Qiumin Kong; Tianman Wu; Xinyue Cui; Biao Zhou; Jiayun Sun; Yuqi Wang; Yuqiang Liu; Zhishan Bo; Wallace C. H. Choy
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errSave
Hydrogen Bond-Enabled Carbon Dot-Based Network for Efficient Inverted Organic Solar Cells with Prolonged Photoelectrical-Mechanical-Moist Stability
errNature Communications
IF15.7
err2026-08-29
err0
errOAAI
errMengqi Cui; Yi Yang; Huanhuan Gao; Ruijia Zhang; Xinjun He; Hao Wang; Haibin Su; Alex K.-Y. Jen; Wallace C. H. Choy
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errSave
Defect passivation and optical management of triple-junction solar cells
errNature
IF48.5
err2026-08-17
err0
PREAI
errYe Xu; Zhijie Wang; Chen Deng; Lianlian Qi; Yi Mo; Qianqian Wang; Danni Yu; Yao Wang; Yifan Chen; Yiqin Tian; Pengcheng Zhao; Ming Luo; Dongrui Jiang; Haiyun Li; Xiaobing Ding; Rui Xia; Dongdong Yan; Pengcheng Ge; Delei Xin; Huifeng Yao; Shangqian Zhu; Kaihu Xian; Chengyue Zhou; Guangtao Yang; Li Yin; Yingguo Yang; Anurag Krishna; Wallace C. H. Choy; Pietro P. Altermatt; Jianlu Wang; Zhigang Xie; Xueling Zhang; Junhao Chu; Hong Zhang; Jifan Gao; Yifeng Chen
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Engineering the Assembly Freedom of Donor–Acceptor Type Self‐Assembled Monolayers Toward Efficient and Stable Flexible Perovskite Photovoltaics
errAdvanced Materials
IF26.8
err2026-08-05
err0
errOAAI
errBiao Zhou; Guosen Zhang; Hao Wang; Juntao Zhao; Ruijia Zhang; Hong Zhang; Mingwei An; Yue Wang; Yang Wang; Wallace C. H. Choy
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errSave
Spatial Molecular Decoupling Design for High-Z and Fast Organic Scintillators
errAngewandte Chemie International Edition
IF16.9
err2026-06-10
err0
PREAI
errTingchang Shi; Shiyu Hou; Bingyan Tu; Song He; Yue Hu; Wallace C. H. Choy; Yuting Gao; Guangda Niu
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errSave
Uniform and ordered self-assembled hole-selective layers driven by π-π interactions for efficient perovskite-silicon tandem solar cells
errNature Communications
IF15.7
err2026-04-24
err0
errOAAI
errMing Luo; Zhou Liu; Qi Huang; Yifan Chen; Zhijie Wang; Dongrui Jiang; Rui Xia; Danni Yu; Rui He; Dongsheng Yan; Yi Mo; Xueling Zhang; Shengfan Wu; Fengxian Xie; Yingguo Yang; Wallace C. H. Choy; Yifeng Chen; Yang Wang; Jifan Gao; Junhao Chu; Hong Zhang
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errSave
Enhanced Exciton Dissociation and Charge Transport Through Fine Morphology Tuning for Efficient Ternary Photovoltaics
errSmall
IF12.1
err2026-04-22
err0
PREAI
errXin Hong; Zhengfei Wang; Yuan Li; Jiazhi Meng; Xuemeng Yu; Yangyang Yu; Zhiwei Jiao; Yu Gao; Xihan Chen; Feiyu Kang; Wallace C. H. Choy; Guodan Wei
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errSave
Stabilizing Efficient Perovskite/Silicon Tandem Solar Cells With Amorphous and Asymmetric Hole-Selective Contacts
errAdvanced Materials
IF26.8
err2026-04-17
err0
PREAI
errYifan Chen; Chunyu Xu; Zhou Liu; Ye Xu; Anqi Lv; Ming Luo; Zhijie Wang; Dongrui Jiang; Yi Mo; Haiyun Li; Rui He; Hongjiang Li; Rui Xia; Xinjun He; Qianqian Wang; Donghao Miao; Liucheng Gao; Jamin Xie; Guangtao Yang; Danni Yu; Xueping Zong; Yingguo Yang; Xueling Zhang; Wallace C. H. Choy; Jun Yin; Yifeng Chen; Jifan Gao; Junhao Chu; Hong Zhang
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errSave
Gas-Phase Construction of Compact Capping Layers for High-Performance Halide Perovskite X-Ray Detectors
errNano-Micro Letters
IF36.3
err2025-12-20
err0
errOAAI
errBin Zhang; Chuanyun Hao; Shoufeng Zhang; Bin Xue; Xiangfan Xie; Shengqiao Zeng; Bin Yang; Fang Xu; Hui Li; Xin’an Zhang; Zhang Qu; Kai-Hang Ye; Guangda Niu; Wallace C. H. Choy; Kezhou Fan; Kam Sing Wong; Lei Yan; Xingzhu Wang; Shuang Xiao; Cangtao Zhou
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errSave
Sequential Organic Ligand Modifications to Dedicatedly Restructure Grain Boundary and Surface of Perovskites
errNature Communications
IF15.7
err2025-12-13
err0
errOAAI
errSajjad Ahmad; Wajid Ali; Jiayun Sun; Biao Zhou; Zhengyan Jiang; Jiazhi Meng; Hao Wang; Guodan Wei; Wallace C. H. Choy
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errSave
Humidity-Gated Memristive Dynamics Enabling Near-Sensor Spiking Computation for Wind Direction and Noise-Resilient Speech Recognition
errAdvanced Materials
IF26.8
err2025-12-09
err0
PREAI
errZiyu Lv; Hanning Wang; Jialu Zheng; Xiaojin Zhao; Guanglong Ding; Yan Wang; Yongbiao Zhai; Qiyan Zhang; Ye Zhou; Wallace C.H. Choy; Su-Ting Han
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errSave
Ligand-exchange-assisted printing of colloidal nanocrystals to enable all-printed sub-micron optoelectronics
errNature Communications
IF15.7
err2025-10-16
err0
errOAAI
errZhixuan Zhao; Ran An; Yu Liu; Byung Ku Jung; Jun Hyuk Ahn; Ni Yang; Guodan Wei; Wallace C. H. Choy; Lain-Jong Li; Soong Ju Oh; Ji Tae Kim; Tianshuo Zhao
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Soft Conjugation Extension Strategy of Self-Assembled Molecules for Achieving Efficient and Mechanically Stable Flexible Perovskite Solar Cells
errEnergy Environ. Sci.
IF30.8
err2025-08-13
err0
PREAI
errBiao Zhou; Mingliang Li; Qi Xiong; Liren Zhang; Shiwei Zhang; Jiayun Sun; Jinyao Tang; Wallace C. H. Choy
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Tri-System Interlocking Top-Encased Structures Enabled Highly Stable Tin-Lead Perovskite Photodetection Arrays
errAdvanced Materials
IF26.8
err2025-07-11
err0
errOAAI
errHui Liu; Tingxi Chen; Shuyan Chen; Jiayun Sun; John Jinwook Kim; Yi Yang; Guodan Wei; Yanning Zhang; Wallace C. H. Choy
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errSave
Efficient White Electroluminescence from Cu-based Perovskite Achieved by High Hole Injection Core/Shell Structures
errADVANCED MATERIALS
IF26.8
err2025-04-01
err1
errOAAI
errLi, DY; Lyu, B; Long, ZW; Xiao, XT; Zhang, DW; Sun, JY; Xiong, Q; Jiang, ZY; Wang, YF; Choy, WCH
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Foldable Inverted Perovskite Solar Cells Enabled by Region-Dependent Microscopic and Macroscopic Strain Relaxation
errAdvanced Energy Materials
IF26
err2025-03-12
err0
errOAAI
errBiao Zhou; Xiang Wu; Zhengyan Jiang; Jinwook Kim; Zhaojin Wang; Jiayun Sun; Ming Guan; Kai Wang; Xiaochun Liu; Wallace C.H. Choy
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errSave
Tribenzyl Organic Cations Carried Multidentate X-Type Lewis Soft Base for High-Performance Foldable Perovskite Light-Emitting Diodes
errADVANCED MATERIALS
IF26.8
err2025-03-06
err0
errOAAI
errLyu, BZ; Li, DY; Ke, CX; Liang, HQ; Sun, JY; Xiong, Q; Kim, JJ; Zhang, YN; Luo, GF; Choy, WCH
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Device deficiency and degradation diagnosis model of Perovskite solar cells through hysteresis analysis (vol 15, 9647 , 2024)
errNATURE COMMUNICATIONS
IF15.7
err2024-12-03
err0
errOAAI
errWang, Zi Shuai; An, Yidan; Ren, Xingang; Zhang, Hong; Huang, Zhanfeng; Yip, Hin-Lap; Huang, Zhixiang; Choy, Wallace C. H.
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Pattern-Matched Polymer Ligands Toward Near-Perfect Synergistic Passivation for High-Performance and Stable Br/Cl Mixed Perovskite Light-Emitting Diodes
errANGEWANDTE CHEMIE-INTERNATIONAL EDITION
IF16.9
err2024-07-19
err4
errOAAI
errLyu, Benzheng; Li, Dongyu; Wang, Qiang; Sun, Jiayun; Xiong, Qi; Zhang, Dezhong; Su, Haibin; Choy, Wallace C. H.
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Research Directions

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Co-authors
Cooperation Journals
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Michaël Grätzel
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M
Mohammad Khaja Nazeeruddin
H-index: 183 · Papers: 1.2K
A
Alex K.‐Y. Jen
H-index: 160 · Papers: 1.3K
C
Chunyi Zhi
H-index: 158 · Papers: 857
侯
侯剑辉 (Jianhui Hou)
H-index: 147 · Papers: 644
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