作者: Guotao Xiang , Jiahua Zhang , Zhendong Hao , Xia Zhang , Guo-Hui Pan
DOI: 10.1016/J.JCIS.2015.08.026
关键词:
摘要: … (HRTEM), upconversion (UC) luminescence spectra … energy migrations among Yb 3+ ions caused by the high concentration of Yb 3+ ions (20 mol%). Meanwhile, at relatively low power …