[1] [1] Dehm G, Medres B, Shepeleva L, et al.. Microstructure and tribological properties of Ni-based claddings on Cu substrates[J]. Wear, 1999, 225: 18-26.

[2] [2] Ng K W, Man H C, Cheng F T, et al.. Laser cladding of copper with molybdenum for wear resistance enhancement in electrical contacts [J]. Applied Surface Science, 2007, 253(14): 6236-6241.

[3] [3] Chen Suiyuan, Dong Jiang, Liu Daliang, et al.. Ceramic particle reinforce Co-based alloy gradient coating by laser synthesis in-situ on the surface of Cu-Cr alloy[J]. Chinese J Lasers, 2009, 36(5): 1218-1223.

[4] [4] Chen Suiyuan, Wang Jianfang, Liu Changsheng, et al.. Particle reinforced co-based composite alloy coating produced by laser inducing in-situ synthesis on the surface of copper alloy[J]. Acta Materiae Compositae Sinica, 2008, 25(7): 126-130.

[5] [5] Jiang Dong, Liu Fang, Chen Suiyuan, et al.. Preparation of Co-Ni-Cu gradient coatings by CO2 laser cladding on copper plate[J]. Journal of Northeastern University, 2008, 29(11): 1581-1584.

[6] [6] Liu F, Liu C S, Chen S Y, et al.. Laser cladding Ni-Co duplex coating on copper substrate[J]. Optics and Lasers in Engineering, 2010, 48(7): 792-799.

[7] [7] Yan H, Wang A, Xu K, et al.. Microstructure and interfacial evaluation of Co-based alloy coating on copper by pulsed Nd:YAG multilayer laser cladding[J]. Journal of Alloys and Compounds, 2010, 505(2): 645-653.

[8] [8] Yan H, Zhang P, Yu Z, et al.. Development and characterization of laser surface cladding (Ti,W) C reinforced Ni–30Cu alloy composite coating on copper[J]. Optics and Laser Technology, 2012, 44(5): 1351-1358.

[9] [9] Yan H, Zhang J, Zhang P, et al.. Laser cladding of co-based alloy/TiC/CaF2 self-lubricating composite coatings on copper for continuous casting mold[J]. Surface and Coatings Technology, 2013, 232: 362-369.

[10] [10] Liu Hongxi, Tang Shujun, Cai Chuanxiong, et al.. Microstructure and property of laser in-situ preparation of Ni-based alloy composite coating on die steel surface[J]. Chinese J Lasers, 2013, 40(6): 0603002.

[11] [11] Ma Chao, Wang Cunshan. Influence of graphite/Ni on microstructure and properties of laser clad Ni-based alloy coatings[J]. Chinese J Lasers, 2013, 40(8): 0803003.

[12] [12] Chai Longshun, Wang Cunshan, Han Liying, et al.. Influence of nano-TiC/C content on microstructure and properties of laser clad Nibased alloy coating[J]. Chinese J Lasers, 2014, 41(12): 1203003.

[13] [13] Fazel N M, Kashani B S F, Zarei H A. Dissimilar lap joining of 304 stainless steel to CP-Ti employing friction stir welding[J]. Materials and Design, 2011, 329(4): 1824-1832.

[14] [14] Tan C W, Jing Z G, Chen Y B, et al.. Microstructural evolution and mechanical properties of dissimilar Al–Cu joints produced by friction stir welding[J]. Materials and Design, 2013, 51: 466-473.