Zhai Zi-Hui, Sun Jia-Shi, Zhang Jin-Su, Li Xiang-Ping, Cheng Li-Hong, Zhong Hai-Yang, Li Jing-Jing, Chen Bao-Jiu. Up-conversion luminescence in Tm3+/Yb3+ Co-doped NaY(MoO4)2 phosphors by optimal design of experimentsJ. Acta Physica Sinica, 2013, 62(20): 203301. DOI: 10.7498/aps.62.203301