About me


  • CV (English), CV (Chinese), Google Scholar.

  • My research interests lie in the area of mathematical modeling and simulation of materials.
    • Numerical methods and analysis for micromagnetics simulations;
    • Molecular and spin dynamics modeling;
    • Modeling and simulation for free boundary and interface problems;
    • Machine learning methods and applications to scientific computing;
  • I received my Doctoral Degree of Philosophy in the School of Mathematical Sciences at Soochow University, advised by Prof. Jingrun Chen(USTC).
  • I received my Bachelor’s Degree in Hefei Normal University.
  • I visited Penn State University, under the supervision of Prof. Xiantao Li, during 2019-2020, working on the topics of molecular dynimics simulations.
  • I received a research grant for the Postgraduate Research and Practice Innovation Program of Jiangsu Province, working on the algorithms and analysis of magnetic materials.

Research Papers

  1. Yongyong Cai, Jingrun Chen, Cheng Wang, Changjian Xie, 2023, Error analysis of a linear numerical scheme for the Landau-Lifshitz equation with large damping parameters, ArXiv 2111.07537, doi: 10.1002/mma.9601
  2. Yongyong Cai, Jingrun Chen, Cheng Wang, Changjian Xie, 2022, A second-order numerical method for Landau-Lifshitz-Gilbert equation with large damping parameters, ArXiv 2105.03576, doi: 10.1016/j.jcp.2021.110831
  3. Jingrun Chen, Cheng Wang, Changjian Xie, 2021, Convergence analysis of a second-order semi-implicit projection method for Landau-Lifshitz equation, ArXiv 1902.09740, doi: 10.1016/j.apnum.2021.05.027
  4. Changjian Xie, Carlos J. García-Cervera, Cheng Wang, Zhennan Zhou, and Jingrun Chen, 2019, Second-order semi-implicit projection methods for micromagnetics simulations, ArXiv 1907.02358, doi: 10.1016/j.jcp.2019.109104
  5. Panchi Li, Changjian Xie, Rui Du, Jingrun Chen, Xiaoping Wang, 2019, Two improved Gauss-Seidel projection methods for Landau-Lifshitz-Gilbert equation, ArXiv 1907.11853, doi: 10.1016/j.jcp.2019.109046
  6. Changjian Xie, Xiantao Li, Jingrun Chen, 2022, A machine-learning method for time-dependent wave equations over unbounded domains, ArXiv 2101.05807

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