[1] Kim Y W. Ordered intermetallic alloys, part III: gamma titanium aluminides[J]. JOM, 46, 30-39(1994).

[2] Clemens H, Kestler H. Processing and applications of intermetallic γ-TiAl-based alloys[J]. Advanced Engineering Materials, 2, 551-570(2000).

[3] Clemens H, Mayer S. Design, processing, microstructure, properties, and applications of advanced intermetallic TiAl alloys[J]. Advanced Engineering Materials, 15, 191-215(2013).

[4] Cheng J, Li F, Zhu S Y et al. Electrochemical corrosion and tribological evaluation of TiAl alloy for marine application[J]. Tribology International, 115, 483-492(2017).

[5] Gussone J, Garces G, Haubrich J et al. Microstructure stability of γ-TiAl produced by selective laser melting[J]. Scripta Materialia, 130, 110-113(2017).

[6] Nishikiori S, Matsuda K, Nakagawa Y G. Microstructural effects on tensile properties of cast TiAl-Fe-V-B alloy[J]. Materials Science and Engineering: A, 239/240, 592-599(1997).

[7] Fergus J W. Review of the effect of alloy composition on the growth rates of scales formed during oxidation of gamma titanium aluminide alloys[J]. Materials Science and Engineering: A, 338, 108-125(2002).

[8] Naveed M, Renteria A F, Weiß S. Role of alloying elements during thermocyclic oxidation of β/γ-TiAl alloys at high temperatures[J]. Journal of Alloys and Compounds, 691, 489-497(2017).

[9] Bharani D J, Acoff V L. Autogenous gas tungsten arc weldability of cast alloy Ti-48Al-2Cr-2Nb (atomic percent) versus extruded alloy Ti-46Al-2Cr-2Nb-0.9Mo (atomic percent)[J]. Metallurgical and Materials Transactions A, 29, 927-935(1998).

[10] Arenas M F, Acoff V L. Analysis of gamma titanium aluminide welds produced by gas tungsten arc welding[J]. Welding Journal, 82, 110S(2003).

[11] Duarte L I, Viana F, Ramos A S et al. Diffusion bonding of gamma-TiAl using modified Ti/Al nanolayers[J]. Journal of Alloys and Compounds, 536, S424-S427(2012).

[12] Du Z H, Zhang K F, Lu Z et al. Microstructure and mechanical properties of vacuum diffusion bonding joints for γ-TiAl based alloy[J]. Vacuum, 150, 96-104(2018).

[13] Liu J, Dahmen M, Ventzke V et al. The effect of heat treatment on crack control and grain refinement in laser beam welded β-solidifying TiAl-based alloy[J]. Intermetallics, 40, 65-70(2013).

[14] Liu J, Staron P, Riekehr S et al. In situ study of phase transformations during laser-beam welding of a TiAl alloy for grain refinement and mechanical property optimization[J]. Intermetallics, 62, 27-35(2015).

[15] Chaturvedi M C, Xu Q, Richards N L. Development of crack-free welds in a TiAl-based alloy[J]. Journal of Materials Processing Technology, 118, 74-78(2001).

[16] Chen G Q, Zhang B G, Liu W et al. Crack formation and control upon the electron beam welding of TiAl-based alloys[J]. Intermetallics, 19, 1857-1863(2011).

[17] Chaturvedi M C, Richards N L, Xu Q. Electron beam welding of a Ti-45Al-2Nb-2Mn＋0.8 vol.% TiB2 XD alloy[J]. Materials Science and Engineering: A, 239/240, 605-612(1997).

[18] Zhai Z J, Zhao L, Peng Y et al. Low cycle fatigue behavior of laser welded DP980 steel joints[J]. Chinese Journal of Lasers, 48, 1802003(2021).

[19] Chen G Y, Zhong P X, Cheng S X. Coupling behavior between glass frit and plate during laser-assisted glass frit bonding[J]. Chinese Journal of Lasers, 48, 1802005(2021).

[20] Zhang D, Zhao L, Liu A B et al. Understanding and controlling the influence of laser energy on penetration, porosity, and microstructure during laser welding[J]. Chinese Journal of Lasers, 48, 1502005(2021).

[21] Yang C, Jiang H, Hu D et al. Effect of boron concentration on phase transformation texture in as-solidified Ti44Al8NbxB[J]. Scripta Materialia, 67, 85-88(2012).

[22] Liu J, Wu T L, Wang M F et al. In situ observation of competitive growth of α grains during β → α transformation in laser beam manufactured TiAl alloys[J]. Materials Characterization, 179, 111371(2021).

[23] Hu D W. Role of boron in TiAl alloy development: a review[J]. Rare Metals, 35, 1-14(2016).

[24] Nwobu A I P, Rawlings R D, West D R F. Nitride formation in titanium based substrates during laser surface melting in nitrogen-argon atmospheres[J]. Acta Materialia, 47, 631-643(1999).

[25] Liu C S, Chen S Y, Shang L J et al. Microstructure of laser gas nitriding layer on γ-TiAl casting alloy[J]. Heat Treatment of Metals, 26, 1-4(2001).

[26] Fu Y, Zhang X C, Sui J F et al. Microstructure and wear resistance of one-step in situ synthesized TiN/Al composite coatings on Ti6Al4V alloy by a laser nitriding process[J]. Optics & Laser Technology, 67, 78-85(2015).

[27] Gu Y F, Geng P B, Shi Y et al. Effect of laser power on microstructure and properties of laser nitriding layer of TC4 alloy[J]. Journal of Lanzhou University of Technology, 46, 10-14(2020).

[28] Burgers W G. On the process of transition of the cubic-body-centered modification into the hexagonal-close-packed modification of zirconium[J]. Physica, 1, 561-586(1934).

[29] Furuhara T, Takagi S, Watanabe H et al. Crystallography of grain boundary α precipitates in a β titanium alloy[J]. Metallurgical and Materials Transactions A, 27, 1635-1646(1996).

[30] Gey N, Humbert M. Characterization of the variant selection occurring during the α→β→α phase transformations of a cold rolled titanium sheet[J]. Acta Materialia, 50, 277-287(2002).

[31] Li W, Guler U, Kinsey N et al. Refractory plasmonics with titanium nitride: broadband metamaterial absorber[J]. Advanced Materials, 26, 7959-7965(2014).