掺Gd3+的LiYF4∶Yb3+/Ho3+微米晶体制备以及在防伪中的应用研究
王翀1, 王景华1,2, 李冬冬1, 佘江波2

Preparation of Gd3+-Doped LiYF4∶Yb3+/Ho3+ Micro-Crystal and the Application Research in Anti-Counterfeiting
WANG Chong1, WANG Jing-hua1,2, LI Dong-dong1, SHE Jiang-bo2
(a) Li(Y1- x Gd x )0.79F4∶Yb3+/Ho3+微米晶体荧光光谱图; (b) 980 nm激发下Li(Y1- x Gd x )0.79F4∶Yb3+/Ho3+微米晶体发光图