The size-responsive phase transition mechanism and upconversion/downshifting luminescence properties of KLu2F7:Yb3+/Er3+ nanocrystals
Journal of Materials Chemistry C [2017]
Xia Xu, Xuesong Zhai, Kaimin Du, Pengpeng Lei, Lile Dong, Ruiping Deng, Jing Feng, Hongjie Zhang