• 14545 Citations
  • 61 h-Index
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Personal profile

Personal profile

Chinese Name: 何詠基

Variants: Ho, W., Ho, W. K.

Academic qualifications:

2007-2009                 Postdoctoral Fellow, Dept. of Mechanical & Materials Engineering, The University of Western Ontario, Canada

2005-2007                 Postdoctoral Fellow, Dept of Civil & Environmental Engineering, PolyU, Hong Kong

2001-2005                 Ph.D in Chemistry, (Supervisor: Prof. Jimmy C Yu), CUHK, Hong Kong

1998-2001                 BSc. in Chemistry, CUHK, Hong Kong

Working experience:

2015-present            Associate Professor, Dept. of Science and Environmental Studies, EdUHK, Hong Kong

2014-present            Visiting Professor, Institute of Earth Environment, Chinese Academy of Sciences, China

2013-present            Visiting Professor, College of Environmental and Biological Engineering, Chongqing Technology and Business University, China

2012-2015                 Assistant Professor, Dept. of Science and Environmental Studies, EdUHK, Hong Kong

2011-2012                 Technical Manager, Nano & Advanced Materials Institute, HKUST, Hong Kong

2009-2011                 Assistant Technical Manager, Nano & Advanced Materials Institute, HKUST, Hong Kong


  • President’s Award for Outstanding Performance in Research (Early Career Research Excellence Award) 2014/15, HKIEd, Hong Kong
  • RGC Early Career Award (2013/14) (傑出青年學者獎), University Grants Committee, Hong Kong
  • Postdoctoral Fellowship (2007/08), The Ministry of Research & Innovation, Canada
  • Postdoctoral Fellowship (2005/06), The Hong Kong Polytechnic University, Hong Kong

Research interests

Research Interests: 

  • Artificial Photosynthesis for Energy Conversion and Environmental Remediation
  • Air Pollution Control
  • Indoor Air Quality (IAQ) Monitoring and Management
  • Heterogeneous catalysis and photocatalysis
  • Nano-technology for Environmental Applications
  • Science and Environmental Education


  • Awardee of the Research Grants Council Early Career Award 2013/14 from University Grants Committee of HKSAR in 2013/2014.
    • Only 29 of 359 early-career scholars funded by the RGC in 2013/14 received this prestigious award with “excellent” ratings (full score of 5.0).
    • Of 169 projects funded by the Graduate Research Fund/ECS in the Physical Sciences category in 2013/14, Dr Ho’s project on environmental purification received the second largest grant (HK$1.17 million
    •  HKIEd Press releases: http://www.eduhk.hk/main/media/press-release/457



  • Secured over $8 million in  research funding in the capacity of Principal Investigator from the Government of the Hong Kong Special Administrative Region  in the past 4 years



  • Published over 98 peer-reviewed leading international journals since 2001,(from Thomson Reuters & up to Mar 2017)
    • Totally cited 8853 times (7714 times without self-citations)
    • Average citations 454 times per year by others   
    • Average citations 78 times per item by others   


  • Ranking of published journals in their respective disciplines
    • One-fourth of published journals ranked within the top 5%
    • One-half ranked within top 10%
    • Two-third ranked within top 25%
    • Almost 90% of publications ranked within top 30%.


  • Several publications are in the Top 1% of the number of citations in its field, most cited author in that journal and the top 50 articles contributing to the Impact Factor of that journal.


  • Granted more than 10 patents in the US, Europe, China and Hong Kong.

Professional information

Fingerprint Fingerprint is based on mining the text of the person's scientific documents to create an index of weighted terms, which defines the key subjects of each individual researcher.

Photocatalysts Chemical Compounds
Microspheres Chemical Compounds
Carbon nitride Engineering & Materials Science
Carbon Monoxide Chemical Compounds
Nanosheets Chemical Compounds
Graphite Chemical Compounds
Irradiation Chemical Compounds
Photocatalysis Chemical Compounds

Network Recent external collaboration on country level. Dive into details by clicking on the dots.

Research Outputs 2001 2019

  • 14545 Citations
  • 61 h-Index
  • 147 Article
  • 9 Paper
  • 4 Patents, Agreements, Assignments and Copmanies
  • 2 Book
4 Citations (Scopus)

3D hierarchical graphene oxide-NiFe LDH composite with enhanced adsorption affinity to Congo red, methyl orange and Cr(VI) ions

ZHENG, Y., CHENG, B., YOU, W., YU, J. & HO, W. K., May 2019, In : Journal of Hazardous Materials. 369, p. 214-225

Research output: Contribution to journalArticle

Congo Red

Effects of H₂O₂ generation over visible light-responsive Bi/Bi₂O₂₋ₓCO₃ nanosheets on their photocatalytic NOₓ removal performance

LU, Y., HUANG, Y., ZHANG, Y., HUANG, T., LI, H., CAO, J. & HO, W. K., May 2019, In : Chemical Engineering Journal. 363, p. 374-382

Research output: Contribution to journalArticle

Oxygen vacancies

Engineering of reduced graphene oxide on nanosheet–g-C₃N₄/perylene imide heterojunction for enhanced photocatalytic redox performance

YANG, L., WANG, P., YIN, J., WANG, C., DONG, G., WANG, Y. & HO, W. K., Mar 2019, In : Applied Catalysis B: Environmental. 250, p. 42-51

Research output: Contribution to journalArticle

2 Citations (Scopus)

Enhanced photocatalytic activity and selectivity for CO₂ reduction over a TiO₂ nanofibre mat using Ag and MgO as bi‐cocatalyst

XU, F., MENG, K., CHENG, B., YU, J. & HO, W. K., Jan 2019, In : ChemCatChem. 11, 1, p. 465-472

Research output: Contribution to journalArticle

Carbon Monoxide
4 Citations (Scopus)

Hierarchically CdS–Ag₂S nanocomposites for efficient photocatalytic H₂ production

DI, T., CHENG, B., HO, W. K., YU, J. & TANG, H., Mar 2019, In : Applied Surface Science. 470, p. 196-204

Research output: Contribution to journalArticle

Valence bands