World's Best Scientists 2026 revealed!
Wallace C. H. Choy

Wallace C. H. Choy

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
73
Citations
20522
World Ranking
759
National Ranking
121

Materials Science

D-Index
76
Citations
21881
World Ranking
3273
National Ranking
1044

Research.com Recognitions

  • 2017 - OSA Fellows Wallace Chik-Ho Choy The University of Hong Kong, Hong Kong “For extensive contributions in designing and understanding optical nanostructures for plasmonic, photovoltaic and light emitting devices.” (Engineering and Science Research)

Overview

Wallace C. H. Choy is affiliated with the University of Hong Kong in China. The primary research fields encompass Engineering and Materials Science, with a special focus on Electrical and Electronic Engineering and Materials Chemistry. Subfields also extend to Polymers and Plastics, Atomic and Molecular Physics, and Optics, as well as Electronic, Optical, and Magnetic Materials.

The scientist's work centers on several main topics, including:

  • Perovskite Materials and Applications
  • Quantum Dots Synthesis And Properties
  • Conducting polymers and applications
  • Organic Light-Emitting Diodes Research
  • Organic Electronics and Photovoltaics
  • Chalcogenide Semiconductor Thin Films
  • ZnO doping and properties

Frequent coauthors collaborating with Wallace C. H. Choy include Jiayun Sun, Kai Wang, Xiao Wei Sun, Xinjun He, and Zhenwei Ren.

Publication venues where the scientist has contributed most frequently are:

  • Advanced Materials
  • Advanced Energy Materials
  • Advanced Functional Materials
  • ACS Energy Letters
  • ACS Applied Materials & Interfaces

Recent papers illustrate the ongoing research interests and contributions in perovskite materials, light-emitting diodes, and solar cells. Notable publications include:

  • "Biodegradable Materials and Green Processing for Green Electronics," 2020, Advanced Materials
  • "High-Performance Blue Perovskite Light-Emitting Diodes Enabled by Efficient Energy Transfer between Coupled Quasi-2D Perovskite Layers," 2020, Advanced Materials
  • "Buried Interface Modification in Perovskite Solar Cells: A Materials Perspective," 2022, Advanced Energy Materials
  • "Efficient and Stable Red Perovskite Light-Emitting Diodes with Operational Stability >300 h," 2021, Advanced Materials
  • "Highly Efficient Flexible Perovskite Solar Cells through Pentylammonium Acetate Modification with Certified Efficiency of 23.35%," 2022, Advanced Materials

Wallace C. H. Choy received the OSA Fellows award in 2017 with a citation recognizing contributions to designing and understanding optical nanostructures for plasmonic, photovoltaic, and light-emitting devices in the context of engineering and science research.

Best Publications

  • Dual Plasmonic Nanostructures for High Performance Inverted Organic Solar Cells

    Xuanhua Li;Wallace C. H. Choy;Lijun Huo;Fengxian Xie

  • Enhancing the Brightness of Cesium Lead Halide Perovskite Nanocrystal Based Green Light-Emitting Devices through the Interface Engineering with Perfluorinated Ionomer

    Xiaoyu Zhang;Hong Lin;He Huang;Claas Reckmeier

  • Photoluminescence and Electron Paramagnetic Resonance of ZnO Tetrapod Structures

    A. B. Djurišić;W. C. H. Choy;V. A. L. Roy;Y. H. Leung

  • The efficiency limit of CH3NH3PbI3 perovskite solar cells

    Wei E. I. Sha;Xingang Ren;Luzhou Chen;Wallace C. H. Choy

  • Pinhole-Free and Surface-Nanostructured NiOx Film by Room-Temperature Solution Process for High-Performance Flexible Perovskite Solar Cells with Good Stability and Reproducibility

    Hong Zhang;Jiaqi Cheng;Francis Lin;Hexiang He

  • Enhanced photocatalytic activity of Ce3+–TiO2 for 2-mercaptobenzothiazole degradation in aqueous suspension for odour control

    Fang-bai Li;Xiang-zhong Li;M. F. Hou;K. W. Cheah

  • Vacuum-Assisted Thermal Annealing of CH3NH3PbI3 for Highly Stable and Efficient Perovskite Solar Cells

    Feng Xian Xie;Di Zhang;Huimin Su;Xingang Ren

  • Post‐treatment‐Free Solution‐Processed Non‐stoichiometric NiOx Nanoparticles for Efficient Hole‐Transport Layers of Organic Optoelectronic Devices

    Fei Jiang;Wallace C. H. Choy;Xinchen Li;Di Zhang

  • Low-temperature solution-processed hydrogen molybdenum and vanadium bronzes for an efficient hole-transport layer in organic electronics.

    Fengxian Xie;Wallace C. H. Choy;Chuandao Wang;Xinchen Li

  • Efficiency Enhancement of Organic Solar Cells by Using Shape‐Dependent Broadband Plasmonic Absorption in Metallic Nanoparticles

    Xuanhua Li;Wallace Chik Ho Choy;Haifei Lu;Wei E. I. Sha

  • Biodegradable Materials and Green Processing for Green Electronics.

    Wenhui Li;Qian Liu;Yuniu Zhang;Chang'an Li

  • Optical and electrical properties of efficiency enhanced polymer solar cells with Au nanoparticles in a PEDOT–PSS layer

    Dixon D. S. Fung;Linfang Qiao;Linfang Qiao;Wallace C. H. Choy;Chuandao Wang

  • Recent advances in transition metal complexes and light-management engineering in organic optoelectronic devices.

    Wallace C. H. Choy;Wai Kin Chan;Yuping Yuan

  • Perovskite Photovoltaics: The Significant Role of Ligands in Film Formation, Passivation, and Stability.

    Hong Zhang;Mohammad Khaja Nazeeruddin;Wallace C. H. Choy

  • Optical and electrical effects of gold nanoparticles in the active layer of polymer solar cells

    Charlie C. D. Wang;Wallace C. H. Choy;Chunhui Duan;Dixon D. S. Fung

  • Buried Interface Modification in Perovskite Solar Cells: A Materials Perspective

    Unknown

  • High-Performance Blue Perovskite Light-Emitting Diodes Enabled by Efficient Energy Transfer between Coupled Quasi-2D Perovskite Layers.

    Zhenwei Ren;Jiahao Yu;Zhaotong Qin;Jing Wang

  • Poly(3-hexylthiophene):TiO2 nanocomposites for solar cell applications

    C Y Kwong;W C H Choy;A B Djurišić;P C Chui

  • Alkyl Side-Chain Engineering in Wide-Bandgap Copolymers Leading to Power Conversion Efficiencies over 10.

    Tao Liu;Xuexue Pan;Xiangyi Meng;Yu Liu

  • A Smooth CH3NH3PbI3 Film via a New Approach for Forming the PbI2 Nanostructure Together with Strategically High CH3NH3I Concentration for High Efficient Planar-Heterojunction Solar Cells

    Hong Zhang;Jian Mao;Hexiang He;Di Zhang

  • Highly Efficient Ternary‐Blend Polymer Solar Cells Enabled by a Nonfullerene Acceptor and Two Polymer Donors with a Broad Composition Tolerance

    Xiaopeng Xu;Zhaozhao Bi;Wei Ma;Zishuai Wang

  • for 2-mercaptobenzothiazole degradation in aqueous suspension for odour control

    F. B. Li;X. Z. Li;M. F. Hou;K. W. Cheah

Frequent Co-Authors

Wei E. I. Sha
Wei E. I. Sha Zhejiang University
Fengxian Xie
Fengxian Xie Fudan University
Hong Zhang
Hong Zhang École Polytechnique Fédérale de Lausanne
Di Zhang
Di Zhang Tohoku University
Weng Cho Chew
Weng Cho Chew Purdue University West Lafayette
Jianhui Hou
Jianhui Hou Chinese Academy of Sciences
Sailing He
Sailing He Zhejiang University
Shaoqing Zhang
Shaoqing Zhang University of Science and Technology Beijing
Alex K.-Y. Jen
Alex K.-Y. Jen City University of Hong Kong
Yong Cao
Yong Cao South China University of Technology

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For students pursuing Electronics and Electrical Engineering, exploring complementary fields can enhance career opportunities. Many professionals opt for degrees that support leadership and management roles within engineering projects. A project management degree online fast is an excellent option for those looking to quickly gain skills in overseeing technical teams and complex projects.

Similarly, earning a project manager bachelor degree online provides a strong foundation for managing large-scale engineering initiatives, bridging the gap between technical expertise and business acumen.

Working professionals often benefit from accelerated degree programs for working adults, which allow them to advance their education without taking extended breaks from their careers. These programs are designed to fit around busy schedules and can be a strategic move to keep pace with evolving industry demands.

Additionally, a focus on education and training through an instructional design masters degree online can empower engineers to become effective trainers and instructional designers, sharing knowledge across organizations and supporting workforce development.

Best Scientists Citing Wallace C. H. Choy

Trending Scientists

Recently Published Articles