New approach to enhance the up-conversion efficiency in the Ho 3+-Yb 3+ co-doped system
肖思国, 阳效良, 刘政威
New approach to enhance the up-conversion efficiency in the Ho 3+-Yb 3+ co-doped system
Xiao Si-Guo (肖思国), Yang Xiao-Liang (阳效良), Liu Zheng-Wei (刘政威)
中国物理B . 2002, (2): 188 -190 .  DOI: 10.1088/1009-1963/11/2/316