Wang Ke, Tu Bo, Shang Jianli, An Xiangchao, Yi Jiayu, Yu Yi, Liao Yuan, Lü Wenqiang, Ye Zhibin, Du Jinyu, Gao Qingsong, Zhang Kai. Kilowatt-Level Immersed and Direct-Liquid-Cooling Nd∶YAG Multi-Disk Laser Resonator[J]. Chinese Journal of Lasers, 2017, 44(8): 801002