ORCID iD: 0000-0002-8963-0193
Scopus Author ID: 35490772400
ResearcherID: B-9812-2011

Metrics for Academic and Research Impact

BSc Northwest University
MPhil Chinese University of Hong Kong
PhD Imperial College London

Dangyuan LEI is Professor of Materials Science and Engineering, Professor of Physics (joint appointment) and Deputy Director of the Centre for Functional Photonics at the City University of Hong Kong, and was the Provost's Visiting Professor of Physics at Imperial College London and Fudan Scholar of Fudan University. He received his BSc, MPhil and PhD degrees all in Physics from Northwest University (National Physics Talent Training Base), The Chinese University of Hong Kong and Imperial College London in 2005, 2007 and 2011, respectively. He carried out his PhD study and postdoctoral training under the supervision of Professor Stefan Maier - a world-renowned early pioneer in nanophotonics and in close collaboration with Professor Sir John Pendry - the father of metamaterials.

His current research interest centers on quantum, nonlinear and intelligent nano-photonics as well as ultrafast spectroscopy of exciton-photon-phonon coupling in two-dimensional semiconductors, with particular interest in cavity-enhanced light-matter interaction physics and intelligent nano-devices for sensing, imaging, energy conversion and saving. He has published 290 journal papers, including 2 Nature Energy, 1 Nature Materials, 1 Nature, 1 Nature Photonics, 1 Nature Chemistry, 12 Nature Communications and 3 Science Advances etc. These publications have received 20,200 citations and an h-index of 78. He has given 2 plenary talks, 15 keynote speeches and 140 invited talks.

His work on multiphoton-pumped, ultralow-threshold perovskite lasing was selected as one of the Top 50 Most Read Nature Communications Articles of 2020 in Physics, and his co-invention of a smart radiative cooling coating was highlighted as “Editor’s Choice” of Science (2020) and its applications in the thermal management of green buildings and skin electronics received two Gold Medals from the International Exhibition of Inventions of Geneva (2022 & 2023). His recent invention of the Plasmonic Printing Technology (PPT) was highlighted in Nature Materials, Nature Synthesis and Light: Science & Applications (by Professor Eric Mazur of Harvard University) and selected as one of the ten finalists for the 2026 Falling Walls Science Breakthroughs in Engineering & Technology, and also received the Nomination Award of the 2025 China's Top 10 Optics Breakthroughs. His recent work of thin-film interference enabled colored radiative cooling was reported in Research Briefing of Nature Energy.

He is the recipient of many honors and awards, including:

• Finalist of the 2026 Falling Walls Science Breaktroughs in Engineering and Technology
• Nomination Award of the 2025 China's Top 10 Optics Breakthroughs
• World’s Top 0.5% Highly Cited Scholar (All Fields) by ScholarGPS, 2025
• World’s Top 2% Most-cited Scientists by Stanford University, 2020-2025
• Research Excellence Award, College of Engineering, City University of Hong Kong
• Finalist for the Hong Kong Engineering Science and Technology (HKEST) Award, 2024
• Joseph Needham Foundation for Science and Civilisation Public Lectureship on STEAM Education, 2024
• Provost's Visiting Professor of Physics, Imperial College London, 2023/24
• Gold Medal, The International Exhibition of Inventions of Geneva, 2023, 2022
• World's Top 100,000 Scientists by GlobalAuthorID, 2022
• National Science and Technology Expert, Ministry of Science and Technology (MOST), 2022
• Elected Member, The Hong Kong Young Academy of Sciences (YASHK, 53 members in total), 2022
• Outstanding Research Award for Junior Faculty, City University of Hong Kong, 2021
• Rising Star Lectureship in Materials Science, The Hong Kong Institute of Advanced Study, 2021
• Nomination Award for the APEC Science Prize for Innovation, Research & Education (ASPIRE), 2021
• Finalist of Hong Kong for the iCANX Young Scientists Award, 2021
• Shanxi Science and Technology Award (2^nd-class), 2021
• Excellent Young Scientists Fund for Hong Kong & Macau (25 recipients), National Natural Science Foundation of China, 2020
• Nano Research Young Innovators Award in 2D Materials (35 awardees worldwide), 2020
• Distinguished Visitor Award, Scottish University Physics Alliance, 2019
• Key Technology Partner Visiting Fellow, University of Technology Sydney, 2017
• International Exchange award, Royal Society, 2016
• Shenzhen Municipal Science and Technology Project Award, Shenzhen Science and Technology Innovation Commission, 2013 & 2014
• Early Career Grants award, Research Grants Council of Hong Kong, 2013
• Anne Thorne PhD Thesis Prize, Imperial College London, 2012
• Deputy Rector’s Award, Imperial College London, 2008-2011
• Madam Wong Siew Khoon Scholarship, Chinese University of Hong Kong, 2005
• Excellent Graduate of ShaanXi Province and Northwest University, 2005
• First-class Scholarship of Northwest University, 2004
• First-class National Scholarship and First-class Scholarship of Northwest University, 2003
• Second-class National Scholarship and First-class Scholarship of Northwest University, 2002

He is a Fellow of SPIE, a Senior Member of Optica and COS, and a member of APS, CPS, IOP, MRS, CSOE and PSHK. He is also an elected member of the Hong Kong Young Academy of Sciences and a Young Member of the Hong Kong Academy of Engineering. Currently, he oversees the Hong Kong Office of Light: Science & Applications, and serve as Editor of Advanced Photonics Nexus (SPIE) and Associate Director for the Hong Kong Branch of Chinese Laser Press. He also sits on the Editorial Board of Nanophotonics (Wiley), Journal of Applied Physics (AIP), Journal of Physics Communications (IOP), PhotoniX Synergy (Springer Nature), Chinese Physics B & Acta Physica Sinica (IOP & CPS), and Journal of Light Scattering (CPS).

雷黨願，香港城市大學材料科學及工程學系教授，兼任物理學系教授，功能光子學研究中心副主任，香港青年科學院会员，香港工程院青年部会员，國家自然科學基金委「優秀青年科學基金（港澳）」獲得者，倫敦帝國理工學院首席副校長訪問教授和復旦大學「復旦學者」。2005年從西北大學物理學系獲得學士學位，2007年在香港中文大學物理學系獲得碩士學位，2011年從倫敦帝國理工學院物理學系獲得博士學位，隨後留校從事博士後研究工作。師從世界知名納米光子學先驅Stefan Maier教授，並和超材料之父John Pendry爵士教授緊密合作。2012年9月加入香港理工大學應用物理學系任助理教授，2019年1月加入香港城市大學任副教授，獲終身教職，隨後於2023年7月晉升為教授。

他長期從事量子、非線性和智能納米光子學及二維半導體材料中激子-光子-聲子耦合的超快光譜研究，特別關註納腔增強的光與物質相互作用物理機製及智能納米器件傳感、成像、能量轉換和節能方面的應用。迄今共發表學術論文290篇，其中140多篇文章影響因子大於10，包括2篇Nature Energy, 1篇Nature Materials, 1篇Nature, 1篇Nature Photonics, 1篇Nature Chemistry, 12篇Nature Communications, 3篇Science Advances等，谷歌學術總引用20,200次，h-index是78。他的多光子泵浦、超低閾值量子點激光研究入選自然•通訊雜誌2020年物理領域閱讀量最高的50篇文章；他與合作者共同發明的智能輻射製冷塗層被科學雜誌作為編輯精選進行報道，其在綠色建築和電子器件熱管理方面的應用獲得兩項日內瓦國際發明展金獎；新近研發的等離激元光熱打印技術被Nature Materials, Nature Synthesis和Light: Science & Applications作為研究亮點進行報道，入選2026年德國跨界創新工程與技術類十大科學突破，並獲2025年中國學十大進展提名獎；最新的基於薄膜幹涉的彩色輻射製冷研究被Nature Energy作為Research Briefing進行報道。

雷教授曾獲得國家港澳優秀青年科學基金、亞太經合組織創新、研究和教育科學獎提名獎、山西省科學與技術獎二等獎、香港城市大學青年學者傑出研究獎、工學院卓越研究獎、香港高等研究院材料科學明日之星稱號、倫敦帝國理工學院校長獎學金和安妮•索恩博士論文獎，納米研究雜誌青年創新獎、英國皇家學會國際交流獎和深圳市科技創新委員會國家級科技項目先進個人，連續五年入選斯坦福大學發布的全球前2%頂尖科學家榜單，並入選ScholarGPS2025年世界前0.5%高被引學者。

他是國際光電工程學會会士、美國光學學會和中國光學學會高級會員，亦是美國物理學會、中國物理學會、英國物理學會、美國材料學會和中國光學工程學會會員，獲邀擔任Light: Science & Applications雜誌香港辦公室負責人和中國激光雜誌社香港分社副社長，是Frontiers in Photonics雜誌副主編及Advanced Photonics Nexus雜誌編輯。

Content Manager of the Editorial Office in Hong Kong, Light: Science & Applications, NPG

Managing Editor, Nanophotonics, De Gruyter

Editorial Board Member (Associate Editor), Advanced Photonics Nexus, SPIE

Associate Editor, Frontiers in Photonics, Frontiers

Editorial Board Member, The Journal of Light Scattering, CPS

Early Career Research Editorial Board Member, Materials Today Energy, Elsevier

Early Career Member of the Editorial Advisory Board, Journal of Applied Physics, AIP

Young Editorial Board Member, Journal of Semiconductors, IOP

Editorial Board Member, Nano Materials Science, ScienceDirect

International Editorial Board Member, Journal of Physics Communications, IOP

Guest Editor, Light: Science & Applications, NPG

Topic Editor, Frontiers in Chemistry, Frontiers

Review Editor, Frontiers in Optics and Photonics, Frontiers

PhD student positions:

CityU admits PhD students centrally through the School of Graduate Studies and the admission evaluation is highly based on an applicant's GPA and publication record. Exceptional candidates may be admitted through the Hong Kong PhD Fellowship Scheme (HKPFS) that offers a more competitive scholarship package. HKPFS applications are open for one round per year (deadline: December 1st).

Financial support for PhD students:
CityU PhD studentship offers a stipend of $HKD 18,000 per month (12 months per year) to all successful PhD applicants. Outstanding academic performance can qualify for additional tuition scholarship and travel fund to attend interantional conferences.

English proficiency requirements:

• a minimum TOEFL score of 79 (internet-based); or
• a minimum overall band score of 6.5 in IELTS;

CityU PhD admission handbook: http://www.cityu.edu.hk/sgs/download/rpg/prospective/handbook.pdf
Hong Kong PhD Fellowship Scheme: https://cerg1.ugc.edu.hk/hkpfs/index.html

Postdoc fellow positions:

• The Nanophotonics Research Group at CityU has a couple of Postdoc Fellow openings for candidates with exceptional academic background and strong self-motivation in research. Preference will be given to applicants with a PhD degree in Physics or Optics obtained from either UCAS, C9 League or Double First-Class universities. Information about our research can be found at our group webpage, http://staffweb1.cityu.edu.hk/dangylei/.
  
• Candidates with outstanding research achievements are encouraged to apply for the RGC Postdoctoral Fellowship Scheme, https://www.ugc.edu.hk/eng/rgc/funding_opport/pdfs/.

Quantum plasmonics and nonlinear nanophotonics

Polariton physics and devices of low-dimensional quantum materials

Plasmonics and metasurfaces for sensing, imaging, energy conversion and saving

Deputy Director, Centre for Functional Photonics

Member, College Board of Engineering

Member, The Senate

Senate Ad-hoc Committee on Review of Teaching & Learning Questionnaire

University-level Ambassador for Mainland Collaboration Scheme

College-level Member of Task Force on Online Teaching

College-level Member of Sub-Committee on Taught Postgraduate Programmes

Program Leader, MSc in Materials Engineering & Nanotechnology

Departmental Task Force Member for Research Assessment Exercise

Departmental Staffing Committee Member

Departmental Laser Officer

Departmental Library Liaison Officer

Departmental Joint PhD Programme Coordinator

Departmental PhD Program and Qualifying Examination Committee Member