1. Institute for Advanced Study, Shenzhen University, Shenzhen 518060, China
2. College of Physics and Optoelectronic Engineering, Shenzhen University, Shenzhen 518060, China
3. International Collaborative Laboratory of 2D Materials for Optoelectronics Science and Technology of Ministry of Education, Institute of Microscale Optoelectronics, Shenzhen University, Shenzhen 518060, China