1. State Key Laboratory of Metastable Materials Science and Technology and the Key Laboratory for Microstructural Material Physics of Hebei Province, School of Science, Yanshan University, Qinhuangdao, China
2. Department of Electrical and Electronic Engineering, Southern University of Science and Technology, Shenzhen, China
3. Translational Biophotonics Laboratory, Institute of Bioengineering and Bioimaging, Agency for Science, Technology and Research (A*STAR), Biopolis Way, Singapore