1. Shenzhen Engineering
Laboratory of Phosphorene and Optoelectronics, International Collaborative
Laboratory of 2D Materials for Optoelectronic Science and Technology, Shenzhen University, Shenzhen 518060, China
2. Key Laboratory of Optoelectronic Devices and Systems
of Ministry of Education and Guangdong Province, College of Optoelectronic
Engineering, Shenzhen University, Shenzhen, 518060, China
3. Shenzhen Key Laboratory of Polymer Science
and Technology, College of Materials Science and Engineering, Shenzhen University, Shenzhen 518060, China
4. Department of Physics, Southern University of Science and Technology, Shenzhen 518055, China