[1] Wei Guoqiang, Liu Henglin, Du Longchun, et al. Effect of electromigration and isothermal aging on interfacial microstructure and tensile fracture behavior of SAC305/Cu solder joint[J]. China Welding, 2016, 25(3): 42 − 48.
[2] Keunhee L, Hyungson K. Enhancing coupling efficiency in laser keyhole welding of copper using femtosecond laser surface modification[J]. Optics & Laser Technology, 2021, 139: 106943.
[3] Eric P, Florian Hugger, Robert D, et al. Comparison of different system technologies for continuous-wave laser beam welding of copper[J]. Procedia CIRP, 2020, 94: 587 − 591. doi:  10.1016/j.procir.2020.09.081
[4] 于汉臣, 闫涵, 栾天旻, 等. 紫铜厚板GTAW热裂纹形成原因分析[J]. 焊接学报, 2018, 39(8): 87 − 91.

Yu Hanchen, Yan Han, Luan Tianmin, et al. Investigation on the cause of the hot cracking in GTA welding of thick copper plates[J]. Transactions of the China Welding Institution, 2018, 39(8): 87 − 91.
[5] 陈梅峰, 周广涛, 吴世凯, 等. 基于紫铜填充中间层的黄铜激光焊接气孔控制[J]. 中国激光, 2019, 46(3): 122 − 132.

Chen Meifeng, Zhou Guangtao, Wu Shikai, et al. Plastic gradient coordination behavior of boron steel/Q235 steel laser welded joint under welding with synchronous thermal field[J]. Chinese Journal of Lasers, 2019, 46(3): 122 − 132.
[6] Maina M R, Okamoto Y, Hamada K, et al. Effects of superposition of 532 nm and 1 064 nm wavelengths in copper micro-welding by pulsed Nd:YAG laser[J]. Journal of Materials Processing Technology, 2022, 299: 117388.
[7] Zediker M S, Fritz R D, Finuf M J, et al. Stable keyhole welding of 1 mm thick copper with a 600 W blue laser system[J]. Journal of Laser Applications, 2019, 31: 022404. doi:  10.1016/j.jmatprotec.2021.117388
[8] Engler S, Ramsayer R, Poprawe R. Process studies on laser welding of copper with brilliant green and infrared lasers[J]. Physics Procedia, 2011, 12(1): 339 − 346. doi:  10.1016/j.matlet.2020.128700
[9] 郝庆波. 薄铜板的激光焊技术研究[D]. 长春: 吉林大学, 2007.

Hao Qingbo. Study on the welding of thin copper plate with YAG laser[D]. Changchun: Jilin University, 2007.
[10] Chen H C, Bi G J, Nai M L S, et al. Influence of surface condition in fiber laser welding of pure copper[C]//International Congress on Applications of Laser & Electro-Optics(ICALEO). Anaheim, California, USA, 2012 (1): 558 − 564.
[11] Genc Oztoprak B, Akman E, Hanon M M, et al. Laser welding of copper with stellite 6 powder and investigation using LIBS technique[J]. Optics & Laser Technology, 2013, 45: 748 − 755.
[12] 雷玉成, 韩明娟, 王健, 等. 紫铜的激光焊方法: 中国, CN200910035281.3[P]. 2015-12-31.

Lei Yucheng, Han Mingjuan, Wang Jian, et al. Method of copper laser welding: China, CN200910035281.3[P]. 2015-12-31.
[13] 焦俊科, 王飞亚, 孙加强, 等. 紫铜表面预处理及激光焊工艺研究[J]. 激光与光电子学进展, 2016, 53(3): 164 − 169.

Jiao Junke, Wang Feiya, Sun Jiaqiang, et al. Study on copper surface pre-treating and welding with fiber lasers[J]. Laser & Optoelectronics Progress, 2016, 53(3): 164 − 169.
[14] 吴晓红,向发午,刘勇,等. 紫铜激光焊接工艺研究[J]. 应用激光, 2013, 33(2): 169 − 172.

Wu Xiaohong, Xiang Fawu, Liu Yong, et al. Study on laser welding of copper[J]. Applied Laser, 2013, 33(2): 169 − 172.
[15] 李华晨, 周广涛, 陈梅峰, 等. 分步气体介质下低功率激光焊薄板紫铜成形及组织和性能[J]. 焊接学报, 2020, 41(10): 65 − 72,101.

Li Huachen, Zhou Guangtao, Chen Meifeng, et al. Research on laser welding formability and micro-structure property of copper in stepwise gas medium[J]. Transactions of the China Welding Institution, 2020, 41(10): 65 − 72,101.