Title :
Size-dependent upconversion luminescence in Er3+/Yb3+ codoped LiYF4 nano/microcrystals
Author :
Xiaojie Xue ; Uechi, Shinya ; Tiwari, Rajanish N. ; Zhongchao Duan ; Meisong Liao ; Yoshimura, Masashi ; Suzuki, Takumi ; Ohishi, Yasutake
Author_Institution :
Grad. Sch. of Eng., Toyota Technol. Inst., Nagoya, Japan
fDate :
June 30 2013-July 4 2013
Abstract :
Er3+/Yb3+ codoped LiYF4 nano/microcrystals were controllable synthesized via a facile solvothermal method. Based on the emission spectra and quantum efficiencies under 976 nm pumping, size-dependent upconversion luminescence was studied.
Keywords :
doping; erbium; lithium compounds; nanoparticles; optical materials; optical pumping; particle size; photoluminescence; ytterbium; Er3+/Yb3+ codoped microcrystals; Er3+/Yb3+ codoped nanocrystals; LiYF4:Er3+,Yb3+; emission spectra; facile solvothermal method; quantum efficiencies; size-dependent upconversion luminescence; wavelength 976 nm; Grain size; Laser excitation; Luminescence; Nanocrystals;
Conference_Titel :
Lasers and Electro-Optics Pacific Rim (CLEO-PR), 2013 Conference on
Conference_Location :
Kyoto
DOI :
10.1109/CLEOPR.2013.6600412
