先后主持国家级实验平台课题1项、地方其它纵向课题2项，参与国家、省部级纵向课题5项，主持及参与横向课题16项。

国家自然科学基金委员会，面上项目，双光束SLM/脱合金化制备Fe基非晶合金纳米多孔结构机理研究，参与

上海市科学技术委员会，“科技创新行动计划”自然科学基金（面上项目），纵向课题，基于激光钎焊与激光熔覆的截齿成形机制及WC/WC“晶界相”形成规律研究，参与。

海洋装备用金属材料及其应用国家重点实验室，开放基金，AH36 薄板激光电弧复合焊接头成形控制机理，主持。

上海市科学技术委员会，“科技创新行动计划”高新领域项目，纵向课题，航空发动机TiAl涡轮叶片低成本高效率电弧增材制造关键技术研究，参与。

上海市科学技术委员会，“科技创新行动计划”基础研究项目，纵向课题，17JC1400601，面向复杂精细结构的金属增材制造：多场耦合下的粉体熔化、凝固及组织演化，参与。

总装备部装备预先研究项目合作项目，纵向课题，2018No.3，厚壁超窄间隙激光-热丝焊接工艺研究，参与。

上海市教育委员会，上海高校青年教师培养资助计划，纵向课题，高温镍基合金熔滴沉积系统研究, 主持。

上海工程技术大学博士启动基金，纵向课题，高温合金低熔点成分焊接组织演变及其热裂敏感性研究，主持。

论文信息：

现以第一、通讯作者发表SCI论文12篇、EI论文共6篇。

[1]叶欣, 华学明, 王敏, 楼松年. 镍基 Inconel-718 合金 TIG 焊部分熔化区组织变化.金属学报 2014 Aug;50(8), 1003-1010.

[2]Ye X, Hua X, Wang M, Lou S. Controlling hot cracking in Ni-based Inconel-718 superalloy cast sheets during tungsten inert gas welding. Journal of Materials Processing Technology. 2015 Aug 1, 222: 381-90.

[3]Ye X, Hua X, Wu Y, Lou S. Precipitates in coarse-grained heat-affected zone of Ni-based 718 superalloy produced by tungsten inert gas welding. Journal of Materials Processing Technology. 2015 Mar 1, 217: 13-20.

[4]Ye X, Zhang P, Zhao J, Ma P. Effect of macro-and micro-segregation on hot cracking of Inconel 718 superalloy argon-arc multilayer cladding. Journal of Materials Processing Technology. 2018 Aug 1, 258: 251-8.

[5]Tang Y, Ye X, Ding L, Zhang P, Yu Z, Yang S, Wu D, Fu K. High-temperature tensile properties and interface structure of Ni–Fe dissimilar butt joints welded using the cold metal transfer process. Journal of Materials Research and Technology. 2020 Nov 1, 9(6): 15023-33.

[6]Tang Y, Ye X, Ding L, Zhang P, Yu Z, Wu D. Microstructures and mechanical properties of Ni/Fe dissimilar butt joint welded using the cold metal transfer. Materials Research Express. 2020 Apr 27, 7(4): 046516.

[7]Qian X, Ye X, Hou X, Wang F, Li S, Yu Z, Yang S, Huang C, Cui J, Zhu C. Effect of 580° C (20 h) Heat Treatment on Mechanical Properties of 25Cr2NiMo1V Rotor-Welded Joints of Oscillating Arc (MAG) Narrow Gap Thick Steel. Materials. 2021 Aug 11, 14(16): 4498.

[8]Jing H, Ye X, Hou X, Qian X, Zhang P, Yu Z, Wu D, Fu K. Effect of weld pool flow and keyhole formation on weld penetration in laser-MIG hybrid welding within a sensitive laser power range. Applied Sciences. 2022 Apr 19, 12(9): 4100.

[9]Hou X, Ye X, Qian X, Zhang X, Zhang P, Lu Q, Yu Z, Shen C, Wang L, Hua X. Heat Accumulation, Microstructure Evolution, and Stress Distribution of Ti–Al Alloy Manufactured by Twin‐Wire Plasma Arc Additive. Advanced Engineering Materials. 2022 May, 24(5): 2101151.

[10]Hou X, Ye X, Qian X, Zhang P, Lu Q, Yu Z, Shen C, Wang L, Hua X. Study on Crack Generation of Ti-Al Alloy Deposited by Plasma Arc Welding Arc. Journal of Materials Engineering and Performance. 2023 Apr, 32(8): 3571-6.

[11]Shi M, Ye X, Wang Y, Wu D. Pulsed Laser Spot Welding Thermal-Shock-Induced Microcracking of Inconel 718 Thin Sheet Alloy. Materials. 2023 May 17, 16(10): 3775.

[12]Wang Y, Ye X, Shi M, Pan N, Xia P. Study of Phase Evolution Behavior of Ti6Al4V/Inconel 718 by Pulsed Laser Melting Deposition. Materials. 2023 Mar 18, 16(6): 2437.

[13]叶欣, 华学明, 吴毅雄. 718 合金 TIG 焊热影响区组织变化. 焊接学报. 2015, 36(8): 97-100

[14]叶欣, 华学明, 吴毅雄, 楼松年. Microstructure evolution in the weld metal region of a Ni-based Inconel 718 superalloy produced by tungsten inert gas welding. Welding China. 2015(3): 36-44.

[15]Jing H, Ye X, Hou X, Qian X, Zhang P, Yu Z, Wu D, Fu K. The Influence of Laser Power and Butt Gap on the Droplet Transfer and Weld Formation of Laser Arc Hybrid Welding. InJournal of Physics: Conference Series 2021 Aug 1 (Vol. 2002, No. 1, p. 012009).

[16]Qian X, Ye X, Hou X, Wang F, Li S, Yu Z, Huang C, Cui J, Zhu C. Narrow Gap MAG Welding and Joint Performance Analysis of 25Cr2NiMo1V Thick Plate. InJournal of Physics: Conference Series 2022 (Vol. 2160, No. 1, p. 012022).

[17]Qian X, Ye X, Hou X, Jing H, Zhang P, Yu Z, Wu D, Fu K. Research on Residual Stress Distribution in Different Areas of Laser-MAG Arc Hybrid Welding by Numerical Simulation. InJournal of Physics: Conference Series 2022 (Vol. 2160, No. 1, p. 012026).

[18]Hou X, Ye X, Qian X, Jing H, Zhang P, Yu Z, Wu D, Fu K. The Effects of Different Gaps on the Weld Morphology, Microstructure and Residual Stress of AH36 Steel were Studied by Laser Arc Hybrid Welding. InJournal of Physics: Conference Series 2022 (Vol. 2160, No. 1, p. 012039).

专利著作：

1.张华军; 兰虎; 于治水; 付俊; 张培磊; 叶欣; 吴頔; 卢庆华 ; 一种大型起重机箱梁焊接制造的变形数字孪生优化方法, 2020-10-19, 中国, CN202011116988.X (专利)

2.张华军; 于治水; 兰虎; 付俊; 张培磊; 叶欣; 吴頔; 张天理 ; 预测大型钢结构件冷热多丝复合埋弧焊热循环参数的方法, 2020-10-19, 中国, CN202011116556.9 (专利)

3.张培磊; 刘政君; 叶欣; 闫华; 李绍伟; 吴頔 ; 一种用于对接间隙的高强钢激光电弧复合焊焊接方法, 2019-9-4, 中国, CN201910831292.6 (专利)

4.张培磊; 谈杰; 叶欣; 卢庆华; 闫华; 于治水 ; 一种铝铜异种金属的激光焊接方法, 2019-3-26, 中国, CN201910232049.2 (专利)

5.张培磊; 李国进; 于治水; 李绍伟; 叶欣 ; 一种适用于铝合金的对接焊接工艺, 2018-3-7, 中国, CN201810188119.4 (专利)

6.张培磊; 叶欣; 李绍伟; 史海川; 闫华; 于治水 ; 一种纯镍表面激光熔覆复合涂层及其制备方法, 2019-9-4, 中国, CN201910831312.X (专利)

7.张培磊; 于治水; 叶欣; 李国进; 吴希 ; 可控制薄板焊接间隙的工装装置, 2018-3-5, 中国, CN201810179991.2 (专利)