![A Simple Strategy on Controlled Synthesis of Ultrasmall Hexagonal-Phase NaYF4:Yb,Er Upconversion Nanocrystals]()
A Simple Strategy on Controlled Synthesis of Ultrasmall Hexagonal-Phase NaYF4:Yb,Er Upconversion NanocrystalsZhai, Xuesong; Wang, Ying; Liu, Xiaojuan; Liu, Shihu; Lei, Pengpeng; Yao, Shuang; Song, Shuyan; Zhou, Liang; Feng, Jing; Zhang, Hongjie · ChemPhotoChem · 2017