[Liu, H.; Zhang, Z. Z.] Huaiyin Inst Technol, Fac Appl Technol, Huaian 223001, Peoples R China
[Wu, Y. J.] Fudan Univ, Inst Mol Mat & Devices, Dept Mat Sci, Shanghai 200438, Peoples R China
[Dong, L. M.] Changshu Inst Technol, Sch Automat Engn, Changshu 215500, Jiangsu, Peoples R China
[Wang, H. O.] Hangzhou Dianzi Univ, Inst Mat Phys, Hangzhou 310018, Zhejiang, Peoples R China
[Cao, M. X.] Peking Univ, Coll Chem & Mol Engn, Beijing 100871, Peoples R China