1. State Key Laboratory on Tunable Laser TechnologyMinistry of Industry and Information Technology Key Lab of Micro‐Nano Optoelectronic Information SystemHarbin Institute of Technology (Shenzhen) Shenzhen 518055 P. R. China
2. International Collaborative Laboratory of 2D Materials for Optoelectronics Science and Technology of Ministry of EducationShenzhen Engineering Laboratory of Phosphorene and OptoelectronicsCollege of Optoelectronic EngineeringShenzhen University 3688 Nanhai Avenue Shenzhen Guangdong 518060 China