刘崇宇，男，副教授，硕士研究生导师，九三学社社员，1984年出生于辽宁省营口市，2014年博士毕业于燕山大学亚稳材料制备技术与科学国家重点实验室，同年1月到桂林理工大学材料科学与工程学院任教。主要研究方向为：1、铝合金搅拌摩擦焊/加工；2、超细晶结构铝合金；3、铝基复合材料。
近年主持或参与多项973、国防科技、国家自然科学基金、广西重大专项及广西科技重点研发项目。以第一及通讯作者身份发表SCI论文40余篇，论文总引用量700余次，H因子16。
一、社会任职
1. 《特种铸造及有色合金》期刊青年编委。
二、 科研项目
1. 国家自然科学基金青年项目, 超细晶铝合金低热输入搅拌摩擦焊过程中亚稳相演化规律、再结晶机制及力学性能研究, 21万, 项目编号: **, 起止时间: 2017.1-2019.12 (主持)；
2. 广西创新驱动发展专项资金项目子项目, 高淬透型铝合金成分优化及热处理过程组织演变机理研究, 60万, 项目编号: 桂科AA**-1, 起止时间: 2017.9-2020.8 (主持);
3. 广西自然科学基金青年项目, 超细晶铝基复合材料在搅拌摩擦加工过程的组织演化及力学性能研究, 5万, 项目编号: 2015jjBA60032, 起止时间: 2015.9-2018.8 (主持);
4. 广西教育厅基金重点项目, 陶瓷颗粒增强超细晶结构铝基复合材料的制备与性能研究, 5万, 项目编号: KY2015ZD050, 起止时间: 2015.1-2016.12 (主持);
5. 亚稳材料制备技术与科学国家重点实验室开放基金, 轧制复合法制备钛/铝/镁层状复合材料的界面结合机理, 3万, 项目编号: 201506, 起止时间: 2015.1-2016.12 (主持);
6. 广西科技重点研发计划项目, 新型含钪7系高性能铝合金挤压板带材关键技术研究及产业化, 111万, 项目编号: 桂科AB**, 起止时间: 2016.9-2018.8 (参与);
7. 广西自然科学基金重点项目, 碳纳米管增强铝基复合材料成形加工的基础研究, 30万, 项目编号: 2016GXNSFDA380028, 起止时间: 2016.9-2019.8 (参与);
8. 国防科学技术研究项目, xxx复合材料结构研究, 150万, 项目编号: K**, 起止时间: 2011.1-2013.12 (参与) ;
9. 国家重点基础研究发展计划, 空间活动构件用锆钛合金成份设计与性能演化机制, 2400万, 项目编号: 2010CB731604, 起止时间: 2010.1-2014.12 (参与) ;
10. 国家重点基础研究发展计划, 航天机构可靠性影响因素作用机理及其演化规律研究, 3600万, 项目编号: 2013CB733000, 起止时间: 2013.1-2017.12 (参与) .
三、论文（第一及通讯作者）
1. W. Cheng, C.Y. Liu*, Z.J. Ge, Optimizing the mechanical properties of Al-Si alloys through friction stir processing and rolling, Mater. Sci. Eng. A, 804 (2021) 140786.
2. Z.J. Ge, C.Y. Liu*, H.F. Huang, W. Cheng, Effects of Mg content and heat treatment on the microstructure and mechanical properties of rolled Al–Zn–Sc alloy, Mater. Charact., 173 (2021) 110932.
3. Y.H. Peng, C.Y. Liu*, L.L. Wei, H.J. Jiang, Z.J. Ge, Quench sensitivity and microstructures of high-Zn-concentration Al–Zn–Mg–Cu alloys with different Cu contents and Sc addition, T. Nonferr. Metal. Soc., 31(2021) 24-35.
4. Y.F. Hou, J.J. Xiao, C.Y. Liu*, B. Zhang, Effect of heat treatment on the microstructure, mechanical properties, and corrosion resistance of friction-stir-processed Al–Zn–Mg–Cu–Sc–Zr alloy, J. Mater. Eng. Perform., in press. 2021.
5. Y.F. Hou, C.Y. Liu*, B. Zhang*, L.L. Wei, H.T. Dai, Z.Y. Ma, Mechanical properties and corrosion resistance of the fine grain structure of Al–Zn–Mg–Sc alloys fabricated by friction stir processing and post-heat treatment, Mater. Sci. Eng. A 785 (2020) 139393
6. Y. Chen, C.Y. Liu*, B. Zhang*, F.C. Qin, Y.F. Hou, Precipitation behavior and mechanical properties of Al-Zn-Mg alloy with high Zn concentration, J. Alloy Compd. 825 (2020) 154005.
7. Y. Chen, C.Y. Liu*, B. Zhang*, Y.F. Hou, Z.Z. Xu, Effects of Mg and Sc additions on the microstructure and mechanical properties of Al–20Zn alloys, Mater. Charact. 159 (2020) 110000.
8. Y.H. Peng, C.Y. Liu*, Z.Y. Ma*, H.J. Jiang, H.F. Huang, Hardness, quench sensitivity, and electrical conductivity of 7xxx Al alloys with high Zn concentration, Sci. China-Tech. Sci. 63 (2020) 953-959
9. Z.Z. Xu, C.Y. Liu*, B. Zhang*, H.F. Huang, W. Cheng, Effects of base metal state on microstructure and mechanical properties of Al–Mg–Si alloy friction stir welded joint, J. Manuf. Process. 56 (2020) 248-257.
10. C.Y. Liu, G.B. Teng, Z.Y. Ma*, L.L. Wei, W.B. Zhou, H.F. Huang, H.Q. Qi, Mechanical properties and thermal stability of 7055 Al alloy by minor Sc addition, Rare Metals 39 (2020) 725-732.
11. Y.F. Hou, C.Y. Liu*, B. Zhang*, Effect of grain structure on the mechanical properties of Al–Zn–Mg–Sc alloys with T6 state, J. Mater. Eng. Perform. 29 (2020) 6802-6808.
12. 张军, 刘崇宇*, 粉末冶金法制备CNT和SiC混杂增强铝基复合材料的摩擦磨损性能, 材料工程, 48 (2020) 131-139.
13. C.Y. Liu, B. Zhang, Z.Y. Ma*, H.J. Jiang, W.B. Zhou, Effect of Sc addition, friction stir processing, and T6 treatment on the damping and mechanical properties of 7055 Al alloy, J. Alloy Compd. 772 (2019) 775-781.
14. Y. Chen, C.Y. Liu*, Z.Y. Ma*, H.F. Huang, Y.H. Peng, Y.F. Hou, Effect of Sc addition on the microstructure, mechanical properties, and damping capacity of Al–20Zn alloy, Mater. Charact. 157 (2019) 109892.
15. H.J. Jiang, B. Zhang, C.Y. Liu*, Z.X. Yang, Z.Y. Ma*, Mechanical and damping behavior of age-hardened and non-age-hardened Al alloys after friction stir processing, Acta Metall. Sin. (English letters) 32 (2019) 1135-1141.
16. C.Y. Liu*, G.B. Teng, Z.Y. Ma*, L.L. Wei, B. Zhang, Y. Chen, Effects of Sc and Zr microalloying on the microstructure and mechanical properties of high-Cu-content 7xxx Al alloy, Int. J. Min. Met. Mater. 26 (2019) 1559-1569.
17. H.J. Jiang, C.Y. Liu*, Z.X. Yang, Y.P. Li, H.F. Huang, F.C. Qin, Effect of friction stir processing on the microstructure, damping capacity, and mechanical properties of Al-Si alloy, J. Mater. Eng. Perform. 28 (2019) 1173-1179.
18. C.Y. Liu*, H.J. Jiang, B. Zhang, Z.Y. Ma*, High damping capacity of Al alloys produced by friction stir processing, Mater. Charact. 136 (2018) 382-387.
19. C.Y. Liu, B. Qu, P. Xue, Z.Y. Ma*, K. Luo, M.Z. Ma, R.P. Liu, Fabrication of large-bulk ultrafine grained 6061 aluminum alloy by rolling and low-heat-input friction stir welding, J. Mater. Sci. Tech. 34 (2018) 112-118.
20. C.Y. Liu*, B. Zhang, Z.Y. Ma*, G.B. Teng, L.L. Wei, W.B. Zhou, X.Y. Zhang, Effects of pre-aging and minor Sc addition on the microstructure and mechanical properties of friction stir processed 7055 Al alloy, Vacuum 149 (2018) 106-113.
21. H.J. Jiang, C.Y. Liu*, Y. Chen, Z.X. Yang, H.F. Huang*, L.L. Wei, Y.B. Li, H.Q. Qi, Evaluation of microstructure, damping capacity and mechanical properties of Al-35Zn and Al-35Zn-0.5Sc alloys, J. Alloy Compd. 739 (2018) 114-121.
22. G.B. Teng, C.Y. Liu*, Z.Y. Ma*, W.B. Zhou, L.L. Wei, Y. Chen, J. Li, Y.F. Mo, Effects of minor Sc addition on the microstructure and mechanical properties of 7055 Al alloy during aging, Mater. Sci. Eng. A 713 (2018) 61-66.
23. Y. Chen, C.Y. Liu*, B. Zhang, Z.Y. Ma*, W.B. Zhou, H.J. Jiang, H.F. Huang, L.L. Wei, Effects of friction stir processing and minor Sc addition on the microstructure, mechanical properties, and damping capacity of 7055 Al alloy, Mater. Charact. 135 (2018) 25-31.
24. Y.F. Mo, C.Y. Liu*, G.B. Teng, H.J. Jiang, Y. Chen, Z.X. Yang, Y. Chen, S.C. Han, Fabrication of 7075-0.25Sc-0.15Zr alloy with excellent damping and mechanical properties by FSP and T6 treatment, J. Mater. Eng. Perform. 27 (2018) 4162-4167.
25. 滕广标, 刘崇宇*, 李剑, 马宗义*, 周文标, 向晶, Sc添加对7055铝合金微观结构及力学性能的影响, 材料研究学报 32 (2018) 112-118.
26. C.Y. Liu*, X. Zhang, C.Q. Xia, Z.H. Feng, S.G. Liu, Z.G. Zhang, M.Z. Ma, R.P. Liu, Effects of Sc addition and rolling on the microstructure and mechanical properties of Al-35Zn alloys, Mater. Sci. Eng. A 703 (2017) 45-53.
27. H.J. Jiang, C.Y. Liu*, B. Zhang, P. Xue, Z.Y. Ma*, K. Luo, M.Z. Ma, R.P. Liu, Simultaneously improving mechanical properties and damping capacity of Al–Mg–Si alloy through friction stir processing, Mater. Charact. 131 (2017) 425-430.
28. H.J. Jiang, C.Y. Liu*, Z.Y. Ma*, X. Zhang, L. Yu, M.Z. Ma, R.P. Liu, Fabrication of Al-35Zn alloys with excellent damping capacity and mechanical properties, J. Alloy Compd. 722 (2017) 138-144.
29. W.B. Zhou, C.Y. Liu*, P.F. Yu, B. Zhang, Z.Y. Ma, K. Luo*, M.Z. Ma, R.P. Liu, Effect of scandium on microstructure and mechanical properties of high zinc concentration aluminum alloys, Mater. Charact. 127 (2017) 371-378.
30. W.B. Zhou, G.B. Teng, C.Y. Liu*, H.Q. Qi, H.F. Huang, Y. Chen, H.J. Jiang*, Microstructures and mechanical properties of binary Al–Zn alloys fabricated by casting and heat treatment, J. Mater. Eng. Perform. 26 (2017) 3977-3982.
31. C.Y. Liu, B. Qu, Z.Y. Ma*, M.Z. Ma, R.P. Liu, Recrystallization, precipitation, and resultant mechanical properties of rolled Al–Zn alloy after aging, Mater. Sci. Eng. A 657 (2016) 284-290.
32. C.Y. Liu*, M.Z. Ma, R.P. Liu*, K. Luo, Evaluation of microstructure and mechanical properties of Al-Zn alloy during rolling, Mater. Sci. Eng. A 654 (2016) 436-441.
33. C.Y. Liu*, H.J. Jiang, C.X. Wang, H.Q. Qi, Y.B. Li, M.Z. Ma, R.P. Liu, Static and dynamic precipitation behavior of the Al-20wt.% Zn alloy, Chin. Phys. Lett. 33 (2016) 056101.
34. X.P. Li, C.Y. Liu*, M.Z. Ma, R.P. Liu*, Microstructures and mechanical properties of AA6061-SiC composites prepared through spark plasma sintering and hot rolling, Mater. Sci. Eng. A 650 (2016) 139-144.
35. X.P. Li*, C.Y. Liu*, K. Luo, M.Z. Ma, R.P. Liu, Hot deformation behavior of SiC/AA6061 composites prepared by spark plasma sintering, J. Mater. Sci. Tech. 32 (2016) 291-297.
36. X.P. Li*, C.Y. Liu*, X.W. Sun, M.Z. Ma, R.P. Liu, Hot deformation behaviour and processing maps of AA6061-10 vol.% SiC composite prepared by spark plasma sintering, Sci. China-Tech. Sci. 59 (2016) 980-988.
37. C.Y. Liu*, H.J. Jiang, C.X. Wang, Y.P. Li, K. Luo, Fabrication and strengthening mechanisms of Al/WC particles composite prepared by accumulative roll bonding, Mater. Sci. Forum 849 (2016) 397-401.
38. C.Y. Liu, L. Yu, M.Z. Ma, R.P. Liu*, Z.Y. Ma*, Dynamic precipitation of Al-Zn alloy during rolling and accumulative roll bonding, Philos. Mag. Lett. 95 (2015) 539-546.
39. C.Y. Liu*, M.Z. Ma, R.P. Liu*, L. Yu, K. Luo, Effect of Zn particles on ductility of the accumulative roll-bonding composites, Sci. China-Phys. Mech. Astron. 58 (2015) 104601.
40. C.Y. Liu*, B. Zhang, X. Tang, K. Luo, M.Z. Ma, R.P. Liu*, Effects of TC4 foil on the microstructures and mechanical properties of accumulatively roll-bonded aluminum-based metal matrix composites, Mater. Sci. Eng. A 615 (2014) 367-372.
41. C.Y. Liu, P.F. Yu, X.Y. Wang, M.Z. Ma, R.P. Liu*, Preparation of high-strength Al-Mg-Si-Cu-Fe alloy via heat treatment and rolling, Int. J. Min. Met. Mater. 21 (2014) 702-710.
42. C.Y. Liu, B. Zhang, P.F. Yu, R. Jing, M.Z. Ma, R.P. Liu*, Microstructures and mechanical properties of Al/Zn composites prepared by accumulative roll bonding and heat treatment, Mater. Sci. Eng. A 580 (2013) 36-40.
43. C.Y. Liu, Q. Wang, Y.Z. Jia, B. Zhang, R. Jing, M.Z. Ma, Q. Jing, R.P. Liu*, Evaluation of mechanical properties of 1060-Al reinforced with WC particles via warm accumulative roll bonding process, Mater. Des. 43 (2013) 367-372.
44. C.Y. Liu, R. Jing, Q. Wang, B. Zhang, Y.Z. Jia, M.Z. Ma, R.P. Liu*, Fabrication of Al/Al₃Mg₂ composite by vacuum annealing and accumulative roll-bonding process, Mater. Sci. Eng. A 558 (2012) 510-516.
45. C.Y. Liu, Q. Wang, Y.Z. Jia, R. Jing, B. Zhang, M.Z. Ma, R.P. Liu*, Microstructures and mechanical properties of Mg/Mg and Mg/Al/Mg laminated composites prepared via warm roll bonding, Mater. Sci. Eng. A 556 (2012) 1-8.
46. C.Y. Liu, Q. Wang, Y.Z. Jia, B. Zhang, R. Jing, M.Z. Ma, Q. Jing, R.P. Liu*, Effect of W particles on the properties of accumulatively roll-bonded Al/W composites, Mater. Sci. Eng. A 547 (2012) 120-124.
四、会议报告
1. 刘崇宇, 合金元素对高Zn 7系铝合金淬火敏感性影响, 2020中国压铸、挤压铸造、半固态加工年会, 无锡, 2020.11.
2. 刘崇宇, 高Zn铝合金动态析出及力学与阻尼性能研究, 2020中国有色金属学会青年科技论坛, 南宁, 2020.08.
3. 刘崇宇, 高阻尼铝合金, 第六届全国有色金属结构材料制备/加工及应用技术交流会, 长沙, 2020. 07.
4. 刘崇宇, 马宗义, 江鸿杰， 搅拌摩擦加工制备具有优异力学及高阻尼性能商用铝合金研究, 第二届全国搅拌摩擦焊接与加工学术会议, 天津, 2018.11.
5. 刘崇宇, 薛鹏, 马宗义, 剧烈塑性变形协同低热输入搅拌摩擦焊制备大规格超细晶6061铝合金, 第一届全国搅拌摩擦焊接与加工学术会议, 桂林, 2016.11.
6. 刘崇宇, 刘日平, 累积叠轧焊法制备Al-WC复合材料力学性能及强化机制研究, 中国材料大会2015, 贵阳, 2015.07.
7. 刘崇宇, 马明臻, 张新宇, 刘日平, 热轧焊接制备Mg/Al/Mg层状复合材料的微观结构及弯曲性能, 特种铸造及有色合金2013年年会, 兰州, 2013.08.
8. 刘崇宇, 王强, 贾元智, 刘日平, 空间碎片防护铝的改性研究-Ti颗粒增强铝基复合材料的力学性能, 第六届全国空间碎片学术交流会, 成都, 2011.11.
五、专利
1. 刘日平, 刘崇宇, 马明臻, 等, 一种铝-钨复合材料及其制备方法, ZL2.2
联系方式
通讯地址：广西桂林市建干路12号，桂林理工大学，材料科学与工程学院（541004） E-mail: lcy261@glut.edu.cn