Dr. George Zhaojun Liu’s research interests include Micro-LEDs, advanced display and AR/VR, GaN Transistors & LEDs, Mass Transferring & Advanced Packaging, Wearable Devices. He is one of the earliest researchers over the world work on Micro-LEDs. He fabricated the first Si CMOS programmed active matrix Micro-LED displays in 2007, the highest PPI Micro-LED displays (till 2016), and the first full-color Micro-LED pico-project in 2012. Dr. Liu has published 60+ journal and conference papers and hold 60+ US & China patents, and delivered 30+ invited talks. Dr. Liu and his team won the second place in the 2011 HKUST One Million Dollar Entrepreneurship Competition. He is a founding member of 2 companies.  He is IEEE and SID member, and SID Beijing Chapter Committee member. His research topics include Micro-LEDs, AR/VR, wearable devices, high-density & fine-pitch packaging & mass transferring, low-dimensional material & devices, and flat-panel displays.

Education
Aug. 2007 – Oct. 2010, PhD in Department of Electronic and Computer Engineering, Hong Kong Univeristy of Science and Technology
Sept. 2004 – July 2007, Master in College of Information Technology, Nankai University
Sept. 1999 – July 2003, Bachelor in College of Electrical and Automation, Hebei Univeristy of Technology

Working Experiences
June 2017 – Present, Assistant Professor in Department of Electronic and Electrical Engineering, Southern Univeristy of Science and Technology
Dec. 2015 – June 2017, Associate Professor in School of Electronic and Information Technology, Sun Yat-sen University
Aug. 2014 – June 2017, Assistant Professor in Sun Yat-sen Univeristy Carnegie Mellon Univeristy Joint Institute of Engineering
Aug. 2014 – June 2017, Assistant Professor in Sun Yat-sen University Carnegie Mellon Univeristy Shunde International Joint Research Institute
Aug. 2014 – Nov. 2015, Associate Professor in School of Mobility Information Engineering, Sun Yat-sen University
Nov. 2015 – Nov. 2016, Visiting Professor in Department of Electrical and Computer Engineering, Carnegie Mellon University
Sept. 2013 – Aug. 2014, Visiting Assistant Professor, Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology
Feb. 2011 – Aug. 2013, Post-doctoral Fellow, Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology
Aug. 2003 – Aug. 2004, Research Assistant, College of Information Technology, Nankai University

Research Introduction
Micro-LEDs
Advanced Displays and AR/VR
Mass Transferring and advanced packaging
GaN Transistors and LEDs
Wearable Devices

Papers
K. Zhang, Deng, Peng, K. M. Lau, Z. Liu*, “Fully‐integrated active matrix programmable UV and blue micro-LED display system-on-panel (SoP),” Journal of the Society for Information Display, 2017. (SID 2017 Distinguished Paper Award)
X. Liu, Y. Chai, Z. Liu*, “Investigation of chemical vapour deposition MoS2 field effect transistors on SiO2 and ZrO2 substrates,” Nanotechnology, 28(16):164004, 2017.
D. Peng, K. Zhang, Z. Liu*, “Design and Fabrication of Fine-pitch Pixelated-addressed Micro-LED Arrays on Printed Circuit Board for Display and Communication Applications,” IEEE Journal of Electron Device Society, Vol. 5, Issue 1, pp. 90-94, Jan. 2017. (The top 10 most popular papers since Dec. 2016)
K. Zhang, D. Peng, W. C. Chong, K. M. Lau, Z. Liu*, “Investigation of Photo-generated Leakage Current for High-Performance Active Matrix Micro-LED Displays,” IEEE Transactions on Electron Devices, 63 (12), pp.4832-4838, 2016.
D. Peng, K. Zhang, V. S.-D. Chao, W. Mo, K. M. Lau, Z. Liu*, “Full-color Pixelated-addressable Light Emitting Diode on Transparent Substrate (LEDoTS) Micro-displays by CoB,” IEEE Journal of Display Technology, Vol. 12, Issue 7, pp.742-746, 2016.
X. Liu, J. Ho, M. Wong, H. S. Kwok, Z. Liu*, “Synthesis, Characterization and Fabrication of Ultrathin Iron Pyrite (FeS2) Thin Films and Field-effect Transistors,” RSC Advances, 6, pp. 8290-8296, 2016.
Z. Liu*, W. C. Chong, K. M. Wong, and K. M. Lau, “GaN-based LED micro-displays for wearable applications,” Microelectronic Engineering, Vol. 148, pp. 98-103, 2015.
Y. Zhao, Z. J. Liu, T. Sun, L. Zhang, W. Jie, X. Wang, Y. Xie, Y. H. Tsang, and Y. Chai, “Mass Transport Mechanism of Cu Species at the Metal/Dielectric Interfaces with a Graphene Barrier”, ACS Nano, Vol. 8, No. 12, pp. 12601-12611, 2014.
Z. J. Liu, J. Ma, T. D. Huang, C. Liu and K. M. Lau, “High-performance GaN Heterostructure Field-Effect Transistors Grown on Light-Emitting Diodes”, Applied Physics Letters, 104, 091103, Mar. 2014.
Z. J. Liu, T. D. Huang, J. Ma, C. Liu and K. M. Lau, “Monolithic Integration of AlGaN/GaN HEMTs on LEDs (HEMT-LEDs) by MOCVD”, Electron Device Letters, IEEE, Vol. 35, Issue 3, pp.330-332, July 2013. (featured by online magazine "Semiconductor Today" on 21th, March, 2014)
Publications
Z. Liu*, T. Huang, Q. Li, X. Lu, X. Zou, "Compound Semiconductor Materials and Devices," in Compound Semiconductor Materials and Devices, 1, Morgan & Claypool, 2016, pp.73, DOI: 10.2200/S00695ED1V01Y201601EET003

Recruitment Announcement
Recruitment for Research Fellow, Research Assistant.

Contact Information
Email：liuzj@sustc.edu.cn