1. International Collaborative Laboratory of 2D Materials for Optoelectronic Science & Technology of Ministry of EducationEngineering Technology Research Center for 2D Materials Information Functional Devices and Systems of Guangdong ProvinceInstitute of Microscale OptoeletronicsShenzhen University Shenzhen 518060 China
2. International Iberian Nanotechnology Laboratory (INL) Avenide Mestre Jose Veiga 4715‐330 Braga Portugal
3. Department of ChemistryNational University of Singapore 3 Science Drive 3 117543 Singapore Singapore