Hydrothermal synthesis of Yb3+, Tm3+ co-doped Gd6MoO12 and its upconversion properties*
Di Qiu-Mei, Sun Yu-Mei, Xu Qi-Guang, Han Liu, Xue Bing, Sun Jia-Yue†
       
UCL spectra pumped by a 980-nm diode laser for Gd6MoO12:0.25Yb3+/0.01Tm3+ synthesized under different conditions: (a) pH = 3; (b) pH = 9; (c) pH = 3/EDTA; (d) annealed at the temperature of 700 ° for 4 hours of sample A.