[1] Wuhan Univ, Sch Printing & Packaging, Wuhan 430072, Hubei, Peoples R China
[2] Wuhan Univ, Shenzhen Inst, A302 Res Bldg,6 Aoxin 2nd Rd, Shenzhen 518057, Peoples R China
[3] Ryazan State Radio Engn Univ, Gagarin Str 59-1, Ryazan 390005, Russia
[4] Lingnan Normal Univ, Sch Phys & Technol, Zhanjiang 524048, Peoples R China
[5] Univ Delhi, Netaji Subhas Inst Technol, Dept Phys, Dwarka Sect 3, New Delhi 110078, India
[6] Russian Acad Sci, Inst Microelect Technol, Moscow 142432, Russia