Assistant Professor
Chan Kwok Leung, Paddy (Dr)
BEng(HKU); MSc(ME,UM); MSc(EE,UM); PhD(ME,UM)
E-mail: mmklchan@polyu.edu.hk
Office: FG 626
Tel: 2766 6664
Fax: 2365 4703

Area of Specialization:
Nanoscale energy conversion devices and physics, thermal management in electronic devices including laser diodes and transistors, high resolution (<500nm) thermal imaging techniques, new approaches and materials for the fabrication of organic electronic devices (OLED, OPV, OTFT).
Short Description:

Dr. Chan obtained his Bachelor degree from the University of Hong Kong in 2002 (BEng), master and PhD degrees from the University of Michigan-Ann Arbor in 2004 and 2007, respectively (MSc(ME),MSc(EE),PhD(ME)). Some of his research interests in Michigan were the application of the non-contact two-dimensional high resolution (<500nm) temperature mapping technique on electronic devices to examine the device performance and the degradation mechanisms. In addition, Dr. Chan also worked on fabrication and characterization of organic light emitting devices, photovoltaic devices and thin film transistors. His current research interests are thermoelectric effects in organic thin films and organic signal crystals, new techniques for the fabrication of organic electronic devices and the development of a new non-contact temperature sensing setup to study the thermal effects in organic electronic devices. Dr. Chan is the reviewer for the Journal of Applied Physics and Applied Physics Letter.

Selected Publications:
  1. P. K. L. Chan, K. P. Pipe, G. Qin and Z. Ma, "Thermoreflectance imaging of current dynamics in high power SiGe heterojunction bipolar transistors", Appl. Phys. Lett., 89, 233521 (2006).
  2. P. K. L. Chan, K. P. Pipe, J. J. Plant, R. B. Swint and P. W. Juodawlkis, "Thermal Temperature mapping and thermal lensing in large-mode, high power laser diodes ", Appl. Phys. Lett., 89, 201110 (2006). (also selected by Photonics Spectra as Application Story, Feb. 2007.
  3. P. K. L. Chan, K. P. Pipe, Z. Mi, J. Yang, P. Bhattacharya, and D. Luer£]en, "Thermal relaxation time and heat distribution in pulsed InGaAs quantum dot lasers", Appl. Phys. Lett., 89, 011110 (2006). (also selected in Virtual journal of Nanoscale Science and Technology, 14 (4), 2006).
  4. Z. Mi, J. Yang, P. Bhattacharya, P. K. L. Chan, and K. P. Pipe, "High performance self-organized InGaAs quantum dot lasers on silicon ", J. Vac. Sci. Tech. 24, 1519 (2006).
  5. P. K. L. Chan, K. P. Pipe, J. J. Plant, R. B. Swint, and P. W. Juodawlkis, "Heat transfer and thermal lensing in large-mode, high power laser diodes", Proceedings of SPIE - The International Society for Optical Engineering ,v6456, 645603 (2007).
 
News:
Currently there are openings for graduate students (MPhil and Phd) with assistantships. Candidates are expected to be highly self-motivated in research, have fundamental research experiences and solid backgrounds in at least one of the following areas: engineering heat transfer, solid state devices and physics, material sciences and organic chemistry. Experiences with device fabrication such as MBE, MOCVD and thermal evaporation will be a plus. Interested students are welcomed to send their resume and one-page statement of research interests to Dr. Chan.
 
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