Research Assistant Professor
Room 245 Science Centre
(852) 3943 6281
Education
| 08/2012 – 10/2016 | Ph.D. | Department of Chemistry, The Chinese University of Hong Kong |
| 08/2009 – 07/2012 | B.Sc. | Department of Chemistry, The Chinese University of Hong Kong |
Position
| Since 06/2023 | Research Assistant Professor, Department of Chemistry, The Chinese University of Hong Kong |
| 06/2018 – 09/2021 | Postdoctoral Research Associate, Department of Macromolecular Science and Engineering, Case Western Reserve University |
| 11/2016 – 05/2018 | Postdoctoral Fellow, Department of Physics, The Chinese University of Hong Kong |
Research Interests
| 1. Exploring the dynamics of stimuli-responsive soft colloids at interfaces |
| 2. Design, preparation and application of particle-stabilized emulsions (Pickering emulsions) |
Representative Publications
| 1. | H. Kwok, Z. Li and T. Ngai*, Controlling the Synthesis and Characterization of Micrometer-Sized PNIPAM Microgels with Tailored Morphologies. Langmuir, 2013, 29, 9581 – 9591. |
| 2. | H. Kwok and T. Ngai*, A Confocal Microscopy Study of Micron-sized Poly(N-isopropylacrylamide) Microgel Particles at the Oil–water Interface and Anisotopic Flattening of Highly Swollen Microgel, Journal of Colloid and Interface Science, 2016, 461, 409 – 418. |
| 3. | H. Kwok and T. Ngai, “Chapter 4: Responsive Particle-Stabilized Emulsions: Formation and Applications” in Smart Materials for Advanced Environmental Applications, Peng Wang (Ed), RSC Publishing, 2016, 91–138. |
| 4. | H. Kwok and T. Ngai*, Emulsions Stabilized by pH-responsive PNIPAM Microgels: Effect of Spatial Distribution of Functional Carboxylic Groups on the Emulsion Stability, Journal of the Taiwan Institute of Chemical Engineers, 2018, 92, 97-105. |
| 5. | H. Kwok#, B. T. Seymour#, R. Li, M. H. Litt, B. Zhao* and L. Zhu*, Tacticity Effect on Mesogen-free Liquid Crystalline Self-assembly Induced by Strong Dipole-Dipole Interactions, Macromolecules, 2019, 52(10), 3601-3611. |
| 6. | H. Kwok, J. Ambreen* and T. Ngai*, Correlating the Effect of Co-monomer Content with Responsiveness and Interfacial Activity of Soft Particles with Stability of Corresponding Smart Emulsions, Journal of Colloid and Interface Science, 2019, 546, 293-302. |
| 7. | H. Kwok*, J. Huang, G. Rui, C. A. Bohannon, R. Li, H. Zhang, B. Zhao, L. Zhu*, Achieving High Permittivity Paraelectric Behavior in Mesogen-Free Sulfonylated Chiral Polyethers with Smectic C Liquid Crystalline Self-Assembly, Macromolecules, 2023, 56(5), 1863-1874 |