Optical temperature sensing properties of Yb 3+ /Tm 3+ co-doped NaLuF 4 crystals Tong, Lili ; Li, Xiangping ; Hua, Ruinian ; Cheng, Lihong ; Sun, Jiashi ; Zhang, Jinsu ; Xu, Sai ; Zheng, Hui ; Zhang, Yanqiu ; Chen, Baojiu Abstract Publication: Current Applied Physics Pub Date: July 2017 DOI: 10.1016/j.cap.2017.03.021 Bibcode: 2017CAP....17..999T