Phase Transition Induction and Upconversion Luminescence Enhancement of NaY0.95-x Yb0.03Er0.02F4 by In3+ Codoping
Yu Han, Huang Qingming, Cao Wenbing, Zhang Xinqi, Yu Jianchang
Acta Chimica Sinica . 2013, (12): 1639 -1646 .  DOI: 10.6023/A13070794