Phone (852) 39436324
Email hcong(at)phy.cuhk.edu.hk
Education: PhD, Materials Science and Engineering, Northwestern University, USA, 1996
BA, Chemistry/Biochemistry, Northwestern University, USA, 1992
Position: 2018-now, Professor, Department of Physics, The Chinese University of Hong Kong
2009-2018, Associate Professor, Department of Physics, The Chinese University of Hong Kong
2001-2009, Assistant Professor, Department of Physics, The Chinese University of Hong Kong
1998-2001, Assistant Professor, Electronic Engineering, City University of Hong Kong
1998, Research Assistant Progessor, Materials Research Center, Northwestern University, USA
1997, Postdoctoral Fellow, Materials Science and Engineering, Northwestern University, USA
Research Interests: Semiconductor physics
Thin film science
Random Laser
External Research Grants:RGC Earmarked Grant: The Development of Polycrystalline Light-Emitting Device in UV Region
RGC Earmarked Grant: The Study of ZnO doped with Erbium and its Electroluminescent Application
NSFC/RGC Joint Research Scheme: The Study of ZnO for the Use of Polycrystalline Optoelectronic Devices
Selected Recent Publications: Q.J. Xiang, J.G. Yu, B. Cheng and D.H.C. Ong, "Microwave-Hydrothermal Preparation and Visible-Light Photoactivity of Plasmonic Photocatalyst Ag-TiO2 Nanocomposite Hollow Spheres
Structrual Symmerty of Two-Dimensional Metallic Arrays: Implications for Surface Plasmon Excitations
Angle Resolved Surface Enhanced Raman Scattering (SERS) on Two-Dimensional Metallic Arrays with Different Hole Sizes
Geometry Dependence of Surface Plasmon Polariton Lifetimes in Nanohole Arrays
Dependence of Anisotropic Surface Plasmon Lifetimes of Two-Dimensional Hole Arrays on Hole Geometry
Hole Size Dependence of Forward Emission from Organic Dyes Coated with Two-dimensional Metallic Arrays
Dependence of Surface Plasmon Lifetimes on the Hole Size in Two-Dimensional Metallic Arrays
The Plasmonic Properties of Elliptical Metallic Hole Arrays
Study of Interfacial Diffusion in Al2O3/ZnO and MgO/ZnO Heterostructures
Surface Plasmon Resonance in Two-Dimensional Nanobottle Arrays
Studies of the Plasmonic Properties of Two-Dimensional Metallic Nanobottle Arrays
Temperature Dependence of Surface Plasmon Mediated Emission from Metal-Capped ZnO Films
Studies of Oxide/ZnO Near-Interfacial Defects by Photoluminescence and Deep Level Transient Spectroscopy
Enhanced Forward Emission from ZnO via Surface Plasmons
Synthesis and Analysis of Abnormal Wurtzite ZnSe Nanowheels
Electrospinning Highly Aligned Long Polymer Nanofibers on Large Scale by Using a Tip Collector
Tunable Surface Plasmon Mediated Emission from Semiconductors by Using Metal Alloys
Zinc/ZnO Core-Shell Hexagonal Nanodisk Dendrites and Their Photoluminescence
Synthesis of Ultra Thin α-alumina Nanobelts from Aluminum Powder by Chemical Vapor Deposition
Thermal Stability of Cubic Boron Nitride Films Deposited by Chemical Vapor Deposition
Morphology Dependence of Cathodoluminescence from Cubic Boron Nitride Films Deposited by Chemical Vapor Deposition
Nitrogen Binding Behavior in ZnO Films with Time-resolved Cathodoluminescence
Emission enhancement from metallodielectric-capped ZnO films
Imperfect Oriented Attachment: Direct Activation of High-Temperature Ferromagnetism in Diluted Magnetic Semiconductor Nanocrystals
Synthesis of Wurtzite ZnSe Nanorings by Thermal Evaporation", Applied Physics Letters 88, 183110 (2006).
