Low threshold fiber taper coupled rare earth ion-doped chalcogenide microsphere laser
*
Li Chao-Ran
a)
, Dai Shi-Xun
a)†
, Zhang Qing-Yuan
b)
, Shen Xiang
a)
, Wang Xun-Si
a)
, Zhang Pei-Qing
a)
, Lu Lai-Wei
a)
, Wu Yue-Hao
a)‡
, Lv She-Qin
a)
A typical multimode laser profile.