职务职称:副教授,硕士生导师 |
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所在单位:材料加工工程与自动化系 |
联系电话:010-82338561 |
电子邮箱:zhengruixiao@buaa.edu.cn |
办公地点:新主楼D426 |
个人主页: https://shi.buaa.edu.cn/zhengruixiao/zh_CN/ |
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Ø 基本情况:
郑瑞晓,男,工学博士,曾在日本京都大学从事博士后研究,北京航空航天大学材料学院副教授。主要从事块体超细晶轻金属材料的多尺度组织调控及强韧化、航空航天材料极端服役环境表征评价等方面研究。先后主持国家自然科学基金、航空科学基金、中国航发产学研基金等科研项目10余项。发表SCI论文60余篇(近五年40余篇),其中第一/通讯作者论文30余篇,包括Acta Mater. 3篇,Scripta Mater. 4篇,Mater. Sci. Eng. A 12 篇;被引用1600余次。担任《中国有色金属学报》(中、英文版)、《Mater. Res. Lett.》、《Rare Metals》、《粉末冶金材料科学与工程》等期刊的编委或青年编委。受邀担任20余本国际期刊以及教育部学位中心、捷克科学基金会等单位的论文评审专家。获北京航空航天大学青年拔尖人才计划(2019),IFAM优秀青年科学家奖(2019)等支持和奖励。
Ø 主讲课程:
本科生课程:《纳米金属材料前沿》、《材料加工特色实验》
Ø 研究方向:
(1)高强韧金属结构材料的极端非平衡制备和加工技术(粉末冶金、剧烈塑性变形等)
(2)航空航天材料(陶瓷基复合材料、难熔合金等)在极端服役环境(热/力/水/氧耦合)下的表征及评价技术
Ø 教学科研成果:
获奖情况:
(1)第十二届校青年教师教学业务培训提高班最佳PPT制作奖(2019)
(2)新材料发展趋势高层论坛(IFAM2019)“优秀青年科学家奖”(2019)
(3)北京航空航天大学青年拔尖人才支持计划(2019)
代表性论文:
[1] R. Zheng*, W. Gong, J. Du, S. Gao, M. Liu, G. Li, T. Kawasaki, S. Harjo, C. Ma, S. Ogata*, N. Tsuji*, Rediscovery of Hall-Petch strengthening in bulk ultrafine grained pure Mg at cryogenic temperature: A combined in-situ neutron diffraction and electron microscopy study, Acta Materialia 238 (2022) 118243.
[2] M. Liu, W. Gong, R. Zheng*, J. Li, Z. Zhang, S. Gao, C. Ma, N. Tsuji, Achieving excellent mechanical properties in type 316 stainless steel by tailoring grain size in homogeneously recovered or recrystallized nanostructures, Acta Materialia 226 (2022) 117629.
[3] R. Zheng*, J. Du, S. Gao, H. Somekawa, S. Ogata∗, N. Tsuji∗, Transition of dominant deformation mode in bulk polycrystalline pure Mg by ultra-grain refinement down to sub-micrometer, Acta Materialia 198 (2020) 35-46.
[4] M. Liu, R. Zheng*, W. Xiao*, J. Li, G. Li, Q. Peng, C. Ma, Bulk nanostructured Al-Si alloy with remarkable improvement in strength and ductility, Scripta Materialia 201 (2021) 113970.
[5] G. Li, M. Liu, S. Lyu, M. Nakatani, R. Zheng*, C. Ma, Q. Li, K. Ameyama, Simultaneously enhanced strength and strain hardening capacity in FeMnCoCr high-entropy alloy via harmonic structure design, Scripta Materialia 191 (2021) 196-201.
[6] R. Zheng*, M. Liu, Z. Zhang, K. Ameyama, C. Ma, Towards strength-ductility synergy through hierarchical microstructure design in an austenitic stainless steel, Scripta Materialia 169 (2019) 76-81.
[7] R. Zheng*, T. Bhattacharjee, A. Shibata, T. Sasaki, K. Hono, M. Joshi, N. Tsuji, Simultaneously enhanced strength and ductility of Mg-Zn-Zr-Ca alloy with fully recrystallized ultrafine grained structures, Scripta Materialia 131 (2017) 1-5.
[8] R. Zheng*, G. Li, Z. Zhang, Y. Zhang, S. Yue, X. Chen, K. Ameyama, C. Ma, Manipulating the powder size to achieve enhanced strength and ductility in harmonic structured Al alloy. Materials Research Letters 7 (2019) 217-224.
[9] M. Liu, R. Zheng*, J. Li, C. Ma, Achieving ultrahigh tensile strength of 1 GPa in a hierarchical nanostructured 2024 Al alloy, Materials Science and Engineering A (2020) 139576.
[10] R. Zheng*, T. Bhattacharjee, S. Gao, W. Gong, A. Shibata, T. Sasaki, K. Hono, N. Tsuji*, Change of deformation mechanisms leading to high strength and large ductility in Mg-Zn-Zr-Ca alloy with fully recrystallized ultrafne grained microstructures, Scientific Reports DOI: 10.1038/s41598-019-48271-5.