1. International Collaborative Laboratory of 2D Materials for Optoelectronics Science and Technology of Ministry of Education, Institute of Microscale Optoelectronics, Shenzhen University, Shenzhen 518060, P. R. China
2. Guangdong Rare Earth Photofunctional Materials Engineering Technology Research Center, School of Chemistry and Environment, Jiaying University, Meizhou 514015, P. R. China
3. Hoffman Institute of Advanced Materials, Shenzhen Polytechnic, Shenzhen 518060, P. R. China
4. Department of Physics, Beijing Technology and Business University, Beijing 100048, P. R. China
5. School of Electronics and Information Engineering, Shenzhen University, Shenzhen 518060, P. R. China