20 kW fiber laser with high beam quality enabled by tapered ytterbium-doped fiber

doi: 10.11884/HPLPB202436.230418

• Xiao Hu^{1, 2 ,}  , 
• Pan Zhiyong^{1, 2} , 
• Chen Zilun^{1, 2} , 
• Ma Pengfei^{1, 2} , 
• Liu Wei^{1, 2} , 
• Yang Huan^{1, 2} , 
• Yan Zhiping^{1, 2} , 
• Wang Meng^{1, 2} , 
• Xi Xiaoming^{1, 2} , 
• Li Zhixian^{1, 2} , 
• Yang Baolai^{1, 2} , 
• Yang Linyong^{1, 2} , 
• Huang Liangjin^{1, 2} , 
• Huang Zhihe^{1, 2} , 
• Cao Jianqiu^{1, 2} , 
• Wang Xiaolin^{1, 2} , 
• Wang Zefeng^{1, 2 ,  ,}  , 
• Chen Jinbao^{1, 2 ,  ,} 

• 1.

  College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China

• 2.

  Nanhu Laboratory, National University of Defense Technology, Changsha 410073, China