[Wang, Dan; Zhang, Ye] Univ South China, Sch Chem & Chem Engn, Lab Optoelect Technol Low Dimens Nanomat, Hengyang 421001, Peoples R China.
[Xu, Yiguo] Southern Univ Sci & Technol, Acad Adv Interdisciplinary Studies, Shenzhen 518055, Peoples R China.
[Zhang, H; Zhang, Han] Shenzhen Univ, Inst Microscale Optoelect, Minist Educ, Collaborat Innovat Ctr Optoelect Sci, Shenzhen 518060, Peoples R China.
[Zhang, H; Zhang, Han] Shenzhen Univ, Minist Educ, Technol Int Collaborat Lab 2D Mat Optoelect Sci &, Inst Microscale Optoelect, Shenzhen 518060, Peoples R China.