TANG Min1, XIAO Rong1, XIONG Juan2, CAI Guo3, XU Qiong1, SONG Chun-Hong1**, XIAO Zi-Sheng1**, LAN Zhi-Li1, TAN Rong1, YIN Du-Lin1
1. School of Chemistry and Chemical Engineering,Hunan Normal University,Changsha 410081,China; 2. The First High School of Changsha,Changsha 410005,China; 3. Luvalley Primary School of Changsha High-Tech Zone,Changsha 410205,China