Yuefei Cai

Dr. Yuefei Cai serves as an Assistant Professor in the Department of Electronic and Electrical Engineering within the School of Engineering at Southern University of Science and Technology (SUSTech), a position he assumed in July 2022. His research expertise lies in wide bandgap semiconductor technology, with a specialization in gallium nitride (GaN) devices encompassing design, fabrication, characterization, and monolithic integration for advanced electronic and optoelectronic applications.

His academic qualifications are as follows:

• Ph.D. in Electronic and Computer Engineering, Hong Kong University of Science and Technology (2013-2018)
• M.S. in Physical Electronics, Harbin Institute of Technology (2011-2013)
• B.E. in Electronic Science and Technology, Harbin Institute of Technology (2007-2011)

Dr. Cai's primary research areas include wide bandgap semiconductors, particularly GaN-based high-electron-mobility transistors (HEMTs) and light-emitting diodes (LEDs). He explores monolithic integration of these devices for microdisplays, novel acousto-optoelectronic systems, and photonic-electronic fusion chips. His work bridges fundamental semiconductor physics with practical applications in high-efficiency lighting, high-speed communication, and integrated optoelectronics.

His publication record demonstrates consistent innovation in compound semiconductor technology, with research trends emphasizing GaN-based monolithic integration for optoelectronic systems. Key fields span semiconductor device physics, micro-LED technology, and photonic integration, with recent work focusing on resonator-waveguide systems and high-bandwidth microdisplay architectures. His articles frequently address challenges in material interfaces, device performance optimization, and novel integration methodologies.

Professional recognition includes features in leading technology media such as IEEE Spectrum and Semiconductor Today. His conference presentations at premier venues like IWN and ICNS highlight his active engagement with the compound semiconductor research community.

Dr. Cai contributes to academic service as a reviewer for Photonics Research and Nature Electronics. His professional affiliations include Senior Membership in IEEE and membership in Optica, reflecting his commitment to advancing semiconductor research and education.

Dr. Cai's research activities are centered within SUSTech's Department of Electronic and Electrical Engineering, leveraging institutional resources for semiconductor device development and characterization.