[Yin, Wen-Jin; Liu, Yu; Ge, Qing-Xia; Xu, Ying; Deng, Da-Wei; Tang, Bo-Wen] Hunan Univ Sci & Technol, Sch Phys & Elect Sci, Xiangtan 411201, Peoples R China.
[Yin, Wen-Jin; Tang, Bo-Wen] Hunan Univ Sci & Technol, Key Lab Intelligent Sensors & Adv Sensing Mat Hun, Xiangtan 411201, Peoples R China.
[Wen, Bo] Henan Univ, Sch Phys & Elect, Kaifeng 475001, Peoples R China.
[Tang, Zhen-Kun] Hengyang Normal Univ, Coll Phys & Elect Engn, Hengyang 421008, Peoples R China.
[Wei, Xiao-Lin] Xiangtan Univ, Dept Phys, Xiangtan 411105, Hunan, Peoples R China.