1. 个人简介

王乙先，男，1989年05月生，副教授，硕导，物理系党支部书记。博士毕业于四川大学物理科学与技术公司(硕博连读)，近年来主要从事材料高温高压物性行为的理论研究，致力于从基本物理图像和规律为出发点，发展理论模型和计算方法，通过数值模拟或解析方法理解并预测极端条件下物质的变化及响应规律，探寻各种现象背后的物理机制并建立相互间的关联。到目前为止，主持国家自然科学基金青年项目1项、陕西省自然科学基础研究计划项目1项，参与国家自然科学基金面上项目2项、联合项目1项。以第一作者或通讯作者身份在 Physical Review B, Journal of Chemical Physics, Physical Chemistry Chemical Physics, Journal of Physical Chemistry C, Journal of Applied Physics等国内外高水平专业学术期刊发表SCI论文20余篇。本课题组注重对硕士研究生基础知识的应用和科研技能的培养，每年计划招收物理学/电子信息专业硕士研究生1-2名。欢迎物理、化学、材料科学、电子科学与技术等专业的员工报考，并在考分超过录取线后E-mail联系(请附简历)，复试时双向选择!

联系方式：  E-mail：lsdwyx@163.com     QQ：791141683

2. 论文、著作（代表性论文, “*”表示通讯作者）

(1) Wang Yi-Xian*, Wang Zhuo, Xie Wu-Na, Wang Zhao-Qi*, Jian-Bing Gu, Structure stability, mechanical properties and minimum thermal conductivity of different ScB₂ phases: a first-principles study, Applied Physics A, 2026, 132: 182.

(2) Wang Yi-Xian*, Zhang Yu-Xuan, Wang Shi-Jia, Yuan Zhe, Wang Zhao-Qi*, Anomalous phonon thermal transport of He₂H₂O at high pressure, Physical Review B, 2025, 112: 184306.

(3) Wang Shi-Jia, Wang Yi-Xian*, Zhang Yu-Xuan, Wang Xiao-Fan, Wang Zhao-Qi*, First-principles study of the lattice thermal conductivity of the Si-O-H system at high pressure, Physical Chemistry Chemical Physics, 2025, 27(45): 24360-24369. (员工一作)

(4) Wang Yi-Xian*, Wang Zhuo, Wang Xiao-Fan, Zhang Yu-Xuan, Gu Jian-Bing, Phase Transition and Mechanical Properties of Scandium Diboride under High Pressure, Journal of Physical Chemistry C, 2025, 129(28): 12988-12998.

(5) Wang Yi-Xian*, Yuan Zhe, Wang Zhuo, Wang Xiao-Fan, Wang Zhao-Qi*,Structures, mechanical, and electronic properties of ruthenium-boride compounds via first-principles study, Applied Physics A, 2025 131: 737.

(6) Wang Xiao-Fan, Wang Yi-Xian*, Wang Zhuo, Zhang Yu-Xuan, Gu Jian-Bing, Ab initio study of phase stability, elastic anisotropy, and minimum thermal conductivity of MnB₂ in different crystal structures, Chinese Physics B, 2024, 33: 126103. (员工一作)

(7) Wang Yi-Xian*, Wu Hao, Xie Wu-Na, Wang Xiao-Fan, Sun Shao-Wei*, Gu Jian-Bing, Pressure-induced evolution of structures and phase transition of technetium diboride, Journal of Applied Physics, 2024, 135: 205901.

(8) Wang Xiao-Fan, Wang Yi-Xian*,Wu Hao, Xie Wu-Na, Zhang Yu-Xuan, Wang Zhuo, Theoretical prediction of phase transition, mechanical and electronic properties of manganese diboride under pressure, Applied Physics A, 2024, 130: 414. (员工一作)

(9) Xie Wu-Na, Wang Yi-Xian*, Yan Zheng-Xin, Liu Wei, Wang Zhao-Qi, Gu Jian-Bing, Mechanical properties, thermal conductivity, and optical properties of a novel layered compound Bi₃O₂S₂Cl under pressure, European Physical Journal B, 2023, 96: 64. (员工一作)

(10) Wu Hao, Wang Yi-Xian*, Yan Zheng-Xin, Liu Wei, Wang Zhao-Qi, Gu Jian-Bing, Phase stability, mechanical properties and thermal conductivity of technetium diborides in different crystal structures, Applied Physics A, 2023, 129: 175. (员工一作)

(11) Wang Yi-Xian*, Wu Hao, Liu Ying-Ying, Wang Hao, Chen Xiang-Rong, Geng Hua-Yun*, Recent Progress in Phase Stability and Elastic Anomalies of Group VB Transition Metals, Crystals, 2022, 12: 1762.

(12) Liu Ying-Ying, Wang Yi-Xian*, Yan Zheng-Xin, Wei Liu, Zhou Gao-Liang, Xiong Ke-Zhao, Gu Jian-Bing, Pressure effects on structure, mechanical properties and thermal conductivity of V₂SnC: a first-principles study, Philosophical Magazine, 2022, 102: 228. (员工一作)

(13) Wang Yi-Xian*, Liu Ying-Ying, Yan Zheng-Xin, Liu Wei, Zhou Gao-Liang, Xiong Ke-Zhao, Crystal structures and mechanical properties of osmium diboride at high pressure, Scientific Reports, 2021, 11: 5754.

(14) Wang Yi-Xian*, Liu Ying-Ying, Yan Zheng-Xin, Liu Wei, Geng Hua-Yun, Chen Xiang-Rong, Ab initio dynamical stability and lattice thermal conductivity of vanadium and niobium at high temperature, Solid State Communications, 2021, 323: 114130.

(15) Wang Yi-Xian*, Liu Ying-Ying, Yan Zheng-Xin, Liu Wei, Gu Jian-Bing, Ab initio study of elastic anisotropies and thermal conductivities of rhenium diborides in different crystal structures, RSC Advances, 2020, 10: 37142.

(16) Wang Yi-Xian, Geng Hua-Yun*, Wu Qiang, Chen Xiang-Rong, Orbital localization error of density functional theory in shear properties of vanadium and niobium, Journal of Chemical Physics, 2020, 152: 024118.

(17) Wang Yi-Xian*, Yan Zheng-Xin, Liu Wei, Zhou Gao-Liang, Gu Jian-Bing, Ab initio study of the mechanical properties and thermal conductivity of Bi₂O₂X (X=Se, Te) under pressure, Solid State Sciences, 2020, 106: 106299.

(18) Wang Yi-Xian*, Yan Zheng-Xin, Liu Wei, Zhou Gao-Liang, Structure stability, mechanical properties and thermal conductivity of the new hexagonal ternary phase Ti₂InB₂ under pressure, Philosophical Magazine, 2020, 100: 2054.

(19) Wang Yi-Xian*, Yan Zheng-Xin, Liu Wei, Zhou Gao-Liang, Novel high pressure structures and mechanical properties of rhenium diboride, Journal of Applied Physics, 2019, 126: 135901.

(20) Wang Yi-Xian*, Yan Zheng-Xin, Liu Wei, Zhou Gao-Liang, Gu Jian-Bing, First-principles study of elastic and electronic properties of layered ternary nitride SrZrN₂ under pressure, Philosophical Magazine, 2019, 99: 2321-2339.

(21) Wang Yi-Xian, Geng Hua-Yun*, Wu Qiang, Chen Xiang-Rong*, Sun Yi, First-principles investigation of elastic anomalies in niobium at high pressure and temperature, Journal of Applied Physics, 2017, 122: 235903.

(22) Wang Yi-Xian, Wu Qiang, Chen Xiang-Rong*, Geng Hua-Yun*, Stability of rhombohedral phases in vanadium at high-pressure and high-temperature: first-principles investigations, Scientific Reports, 2016, 6: 32419.

(23) Wang Yi-Xian, Hu Cui E, Chen Yangm-Mei, Cheng Yan*, Ji Guang-Fu, First-Principles Study of the Structural, Optical, Dynamical and Thermodynamic Properties of BaZnO₂ Under Pressure, International Journal of Thermophysics, 2016, 37: 106.

(24) Wang Yi-Xian, Cheng Yan, He Xi, Ji Guang-Fu, Chen Xiang-Rong*, Pressure effects on structural, elastic and electronic properties of BaZnO₂: first-principles study, Philosophical Magazine, 2015, 95: 64.    

3. 项目