博士，中共党员，北京师范大学文理学院数学系副教授，硕士生导师，专业为计算数学。研究方向为偏微分方程数值计算，相场问题的分析和计算。现主持国家自然科学基金一项，参与包括国家自然科学基金面上项目，广东省自然科学基金面上项目等纵向项目，已有若干论文发表在Journal of Computational Physics，Communications in Computational Physics等国际知名期刊，被引频次200余次，其中Web of Science中高引论文一篇。负责珠海校区的数学建模竞赛筹备，包括校级、全国大学生数学建模竞赛和美国大学生数学建模竞赛。

研究方向

偏微分方程数值计算

相场问题的分析和计算

教育经历

2017.09-2021.01北京师范大学，数学科学学院，理学博士

2019.10-2020.10  The University of Tennessee，数学系，访问学者

工作经历

2021.01-2025.07 北京师范大学 未来教育学院/文理学院数学系 讲师

2025.07-至今 北京师范大学 文理学院数学系 副教授

教学活动

承担课程：本科生专业课《线性代数》、《数学软件》、《数学分析》

担任北京师范大学本科生数学与应用数学专业班主任

担任北京师范大学乐育书院新生导师

暑期教育“晨曦之光实践队”带队老师

本科毕业设计的指导老师

科研项目

国家自然科学基金，青年科学基金项目，2023-2025，主持

北京师范大学珠海校区引进人才，科研启动项目，主持

代表论文

1.Lixiu Dong; Wenqiang Feng*; Cheng Wang; Steven M. Wise; Zhengru Zhang; Convergence analysis and numerical implementation of a second order numerical scheme for the three-dimensional phase field crystal equation, Computers and Mathematics with Applications, 2018, 75: 1912-1928.

2.Lixiu Dong; Cheng Wang; Hui Zhang*; Zhengru Zhang: A positivity-preserving, energy stable and convergent numerical scheme for the Cahn-Hilliard equation with a Flory-Huggins-deGennes energy, Communications in Mathematical Sciences, 2019, 17(4): 921-939.

3.Lixiu Dong; Cheng Wang; Hui Zhang*; Zhengru Zhang; A positivity-preserving second-order BDF scheme for the Cahn-Hilliard equation with variable interfacial parameters, Communications in Computational Physics, 2020, 28(3): 967-998.

4.Lixiu Dong; Cheng Wang*; Steven M. Wise; Zhengru Zhang; A positivity-preserving, energy stable scheme for a ternary Cahn-Hilliard system with the singular interfacial parameters, Journal of Computational Physics, 2021, 442：110451.

5.Lixiu Dong; Cheng Wang*; Steven M. Wise; Zhengru Zhang; Optimal rate convergence analysis of a numerical scheme for the ternary Cahn-Hilliard system with a Flory-Huggins-deGennes energy potential，Journal of Computational and Applied Mathematics, 2022, 415:114474.

6.Juan Zhang; Lixiu Dong; Zhengru Zhang*; Second order SAV Fourier-spectral method for a liquid thin film coarsening model, Mathematical methods in the applied sciences, 2023, 18815-18836.

7.Lixiu Dong; Dongdong He; Yuzhe Qin*; Zhengru Zhang; A positivity-preserving, linear, energy stable and convergent numerical scheme for the Poisson-Nernst-Planck(PNP) system, Journal of Computational and Applied Mathematics , 2024, 444:115784.

8.Juan Zhang; Lixiu Dong*; Zhengru Zhang; A BDF2-SSAV Numerical Scheme with Fourier Spectral Method for a Droplet Thin Film Coarsening Model, Numerical Mathematics: Theory, Methods and Applications, 2024, 17(3):777-804.

9.Maoqin Yuan; Lixiu Dong*; Juan Zhang; A Second Order Accurate in Time, Energy Stable Finite Element Scheme for a Liquid Thin Film Coarsening Model, Numerical Mathematics: Theory, Methods and Applications, 2024, accepted.

10.Lixiu Dong; Cheng Wang*; Zhengru Zhang; A positivity-preserving, second-order energy stable and convergent numerical scheme for a ternary system of macromolecular microsphere composite hydrogels, Journal of Computational and Applied Mathematics, 2024, revise.

11.Yunzhuo Guo; Lixiu Dong*; Juan Zhang; A positivity-preserving, energy stable BDF2 scheme with variable time steps for the liquid thin film coarsening model, Computers and Mathematics with Applications, 2024, submitted.

学术会议

2023.07.15-2023.07.19，第十三届中国数学会计算数学年会

2019.08.24-2019.08.27，第四届京津冀计算数学学术交流会

报告题目：A positivity-preserving second order BDF scheme for the Cahn-Hilliard equation with variable interfacial parameters

2019.07.15-2019.07.19，The 9th International Congress on Industrial and Applied Mathematics

报告题目：A positivity-preserving second order BDF scheme for the Cahn-Hilliard equation with variable interfacial parameters

2019.04.20-2019.04.21，清华大学第549届博士生论坛

报告题目：A positivity-preserving, energy stable numerical scheme for the Cahn-Hilliard-type equation

2017.07.21-2017.07.23，第十一届全国计算数学年会

报告题目：A second order scheme and its analysis for 3D Phase Field Crystal equation

联系方式

地址：京华苑3栋326室

邮箱：lxdong@bnu.edu.cn

学生培养

计划招收硕士研究生，欢迎对计算数学感兴趣的同学联系。