1. 个人简介：

闫婧欣，女，工学博士，2021年毕业于中国科学技术大学 材料科学与工程学院 (中国科学院金属研究所) 材料物理与化学专业，现任重庆交通大学材料物理系副教授。博士期间，主要从事B2金属间化合物和面心立方中高熵合金微观塑性变形机制的第一性原理计算和分子动力学模拟研究，在Journal of Alloys and Compounds，Journal of Materials Science & Technology等期刊发表多篇SCI论文，参研国家级科研项目3项。

2. 教育背景：

    2023.12-                   重庆交通大学 材料科学与工程学院                   材料物理系           副教授

    2021.07-2023.11      重庆交通大学 材料科学与工程学院                   材料物理系           讲师

    2015.09-2021.07     中国科学技术大学（中国科学院金属研究所）   材料物理与化学      博士

    2011.09-2015.07     四川大学                                   金属材料工程        本科

3. 研究方向：

l  典型B2金属间化合物位错组态演化与塑性变形微观机制研究；

l  面心立方金属孪生和滑移行为的内在竞争机制研究，以及强韧化设计；

l  中高熵合金成分与力学性能优化设计，形变损伤机制研究；

4. 期刊论文：

[1] Yan Jingxin; Qin Jinyan; Liu Jianhong; Chen Hang; Huang Yanhao; Liu Miao; Xia Chuanhui; Wang Feng; Cui Xudong*; Yang Jinbo*; Zhang Zhefeng*; Composition design study of strong and ductile Mo-alloyed CoCrNi medium-entropy alloys, Journal of Materials Science & Technology, 2024, 186: 37-47.

[2] Yan Jingxin; Zhang Zhenjun; Zhang Peng; Liu Jianhong; Yu Hui; Hu Qingmiao*; Yang Jinbo*; Zhang Zhefeng*; Design and optimization of the composition and mechanical properties for non-equiatomic CoCrNi medium-entropy alloys, Journal of Materials Science & Technology, 2023, 139: 232-244.

[3] Yan Jingxin; Zhang Zhenjun; Yu Hui; Li Keqiang; Hu Qingmiao*; Yang Jinbo*; Zhang Zhefeng*; Effects of pressure on the generalized stacking fault energy and twinning propensity of face-centered cubic metals, Journal of Alloys and Compounds, 2021, 866: 158869.

[4] Yan Jingxin; Zhang Zhenjun; Li Keqiang; Xia Ziya; Yang Jinbo*; Zhang Zhefeng*; Pressure effect on core structures and yield behaviors of <111> screw superdislocations in FeAl, Journal of Alloys and Compounds, 2020, 815: 152362.

[5] Yan Jingxin; Zhang Zhenjun; Li Keqiang; Xia Ziya; Yang Jinbo*; Zhang Zhefeng*; Core structures and planar faults associated with <111> screw superdislocations in B2 alloys, Intermetallics, 2019, 110: 106470. 

[6] Yan Jingxin; Zhang Zhenjun; Li Keqiang; Yang Jinbo*; Zhang Zhefeng*; Cross-slip mechanisms of <111> screw superdislocations in FeAl, Computational Materials Science, 2021, 189: 110261. 

[7] Liu Jianhong; Yan Jingxin; Liu Yidong; et al., Impact of annealing temperature on the microstructure, microhardness, tribological properties and corrosion resistance of Ni–Mo/diamond composites, Applied Surface Science, 2021, 541: 148367.

[8] Liu Jianhong; Yan Jingxin; Pei Zhiliang*; Gong Jun; Sun Chao*; Effects of Mo content on the grain size, hardness and wear resistance of electrodeposited nanocrystalline and amorphous Ni-Mo alloys, Surface Coatings Technology, 2020, 404: 126476.

[9] Liu Jianhong; Yan Jingxin*; Pei Zhiliang*; Luo Laizheng; Relationship between annealing time and the mechanical, tribological and corrosion properties of Ni–Mo/diamond coatings, Materials Chemistry and Physics, 2022, 292: 126835.

[10] Li Keqiang; Zhang Zhenjun; Yan Jingxin; Yang Jinbo*; Zhang Zhefeng*; Mechanism transition of cross slip with stress and temperature in face-centered cubic metals, Journal of Materials Science & Technology, 2020, 57: 159–171.

[11] Qu Zhan; Zhang Zhenjun*; Yan Jingxin; Zhang Peng; Gong Baishan; Lu Shuangli; Zhang Zhefeng*; Langdon T.G.; Examining the effect of the aging state on strength and plasticity of wrought aluminum alloys, Journal of Materials Science & Technology, 2022, 122: 54-67.

[12] Li Keqiang; Zhang Zhenjun; Yan Jingxin; Yang Jinbo*; Zhang Zhefeng*; Competition between two Fleischer modes of cross slip in silver, Computational Materials Science, 2018, 152: 93–98.

[13] Xia Ziya; Zhang Zhenjun; Yan Jingxin; Yang Jinbo*; Zhang Zhefeng*; General yield behaviors of the {1 1 0} hexagonal dislocation networks in body centered cubic metal molybdenum,  Computational Materials Science, 2019, 170: 109116.

[14] Xia Ziya; Zhang Zhenjun; Yan Jingxin; Yang Jinbo*; Zhang Zhefeng*; Simulation of the interaction between two different 1/2<111>screw dislocations in body-centered-cubic metal niobium, Computational Materials Science, 2020, 174: 109503.