Foundation item: Projects (10704090,10774140,11047147)supported by the National Natural Science Foundation of China;Projects (KJ090514,KJTD201016)supported by the Natural Science Foundation of Chongqing Municipal Education Commission,China
Lutetium oxide nanocrystals codoped with Tm3+ and Yb3+ were synthesized by the reverse-like co-precipitation method, using ammonium hydrogen carbonate as precipitant. Effects of the Tm3+, Yb3+ molar fractions and ...