Affiliation: | Zhong-mei Huang1 Xin-jian Miao1 Wei-qi Huang1 Han-qiong Cheng1 Qin Shu1 Shi-rong Liu2 Chao-jian Qin2 (1Institute of Nanophotonic Physics, Key Laboratory of Photoelectron Technology and Application, Guizhou University, Guiyang ,Guizhou 550025,China; 2State Key Laboratory of Ore Deposit Geochemistry Institute of Geochemistry, Chinese Academy of Sciences, Guiyang ,Guizhou 550003,China) |