Jiajia Mao, Ping Hu, Xue Zhou, Huahang Wang, Hongkun Nie, Bingzheng Yan, Ruihua Wang, Baitao Zhang, Tao Li, Kejian Yang, Jingliang He. Research development on Tm3+/ Ho3+ ions doped mid-infrared ultrafast lasers (Invited)[J]. Infrared and Laser Engineering, 2021, 50(8): 20210436