Fabrication and characterization of Ge–Ga–Sb–S glass microsphere lasers operating at
Yang Kun1, Dai Shixun1, 2, Wu Yuehao1, 2, †, Nie Qiuhua1, 2, ‡
       

(color online) (a) Thermal shift of the 2S2G microsphere laser. (b) Relationship between the laser wavelength and the environmental temperature.