[1] [1] Zhang Jian, Yang Rui. Control of laser power during titanium alloy thin plate welding[J]. Chinese J Lasers, 2012, 39(1): 0103003.

[2] [2] Y S Yang, S H Lee. A study on the joining strength of laser spot welding for automotive applications[J]. Journal of Materials Processing Technology, 1999, 94(2-3): 151-156.

[3] [3] N Siva Shanmugam, G Buvanashekaran, K Sankaranarayanasamy. Some studies on weld bead geometries for laser spot welding process using finite element analysis[J]. Materials and Design, 2012, 34: 412-426.

[4] [4] M Masoumi, S P H Marashi, M Pouranvari, et al.. Assessment of the effect of laser spot welding parameters on the joint quality using taguchi method[C]. Proceedings of 18th International Conference on Metallurgy and Materials, Hradec Nad Moravici, 2009.

[5] [5] Baohua Chang, Shaojun Bai, Dong Du, et al.. Studies on the micro-laser spot welding of an NdFeB permanent magnet with a low carbon steel[J]. Journal of Materials Processing Technology, 2010, 210(6-7): 885-891.

[6] [6] S Daneshpour, S Riekehr, M Kocak, et al.. Mechanical and fatigue behavior of laser and resistance spot welds in advanced high strength steels[J]. Science and Technology of Welding and Joining, 2009, 14(1): 20-25.

[7] [7] P Martinson, S Daneshpour, M Kocak, et al.. Residual stress analysis of laser spot welding of steel sheets[J]. Materials and Design, 2009, 30(9): 3351-3359.

[8] [8] M J Torkamany, J Sabbaghzadeh, M J Hamedi. Effect of laser welding mode on the microstructure and mechanical performance of dissimilar laser spot welds between low carbon and austenitic stainless steels[J]. Materials and Design, 2012, 34: 666-672.

[9] [9] Mei Lifang, Yi Jiming, Yan Dongbing. Comparative study on CO2 laser overlap welding and resistance spot welding for galvanized steel[J]. Materials and Design, 2012, 40: 433-442.

[10] [10] Peng Shande. Experiment and Numerical Simulation of Laser Welding for Titanium Alloy Lap-Joint[D]. Wuhan: Huazhong University of Science and Technology, 2006. 35-38.

[11] [11] Wang Yu, Liu Yuli, Yang He. Influence of friction on stress and temperature fields of die in TC4 blade forging process[J]. The Chinese Journal of Nonferrous Metals, 2010, 20(1): 452-456.