1. Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province College of Physics and Optoelectronic Engineering Shenzhen University Shenzhen 518060 China
2. Key Laboratory of Artificial Micro/Nano Structure of Ministry of Education School of Physics and Technology Wuhan University Wuhan 430072 China
3. State Key Laboratory of Solid Lubrication Lanzhou Institute of Chemical Physics Chinese Academy of Sciences Lanzhou 730000 P. R. China
4. College of Physical Education Shenzhen University Shenzhen 518060 China
5. Academy for Advanced Interdisciplinary Studies Southern University of Science and Technology Shenzhen 518055 China