1. Graphene Composite Research Center, College of Chemistry and Environmental Engineering, Shenzhen University, Shenzhen 518060, P. R. China
2. Shenzhen Eigen-Equation Graphene Technology Co. Ltd., Shenzhen 518000, P. R. China
3. Institute of High Energy Physics Chinese Academy of Sciences, Beijing 100049, P. R. China
4. Multiscale Crystal Materials Research Center, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China
5. College of Chemical Engineering, Beijing University of Chemical Technology, Beijing, 100029, China