Mengjian Zhu is an associate professor in the Department of Nanoscience, National University of Defense Technology (NUDT). He obtained a PhD degree in Condensed Matter Physics in 2017 from the University of Manchester. He is currently working as a principal investigator of 2D materials and a nanodevice laboratory in NUDT. His main research interests are: (1) quantum optoelectronics based on graphene, two-dimensional materials, and the van der Waals heterostructures; and (2) carbon-based functional materials and nanodevices, including 1D carbon-nanotube, 2D graphene, and 3D diamond. Dr. Zhu is the editor of the Journal of Semiconductors. He has published more than 40 research papers with 2000 citations and an H-index of 21, and holds three patents. He is the PI of more than 10 scientific research projects, including National Key R&D Program of China projects and National Natural Science Foundation of China projects.