Dr. Zi-Hui Zhang received his B.S. and Ph.D. from Shandong University and Nanyang Technological University, respectively. Currently, he is a Professor at the State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Institute of Micro-Nano Photoelectron and Electromagnetic Technology Innovation, the Key Laboratory of Electronic Materials and Devices of Tianjin, and School of Electronics and Information Engineering. He is also a “100-Talent-Plan” Distinguished Professor of Hebei Province. His research interests include III-nitride based semiconductor materials and devices. To date, he has authored/co-authored more than 70 high-level SCI papers in Applied Physics Letters, Optics Express, Optics Letters, ACS Photonics etc. He has also been invited to contribute book chapters for the Handbook for Solid-State Lighting and LEDs (CRC Press, Taylor & Francis Group), Handbook of GaN Semiconductor Materials and Devices (CRC Press, Taylor & Francis Group), and Light-emitting Diodes - Materials, Proce