Research Areas

Numerical Analysis, Scientific Computing

Multiscale Methods, Highly Oscillatory PDE

Dispersive PDE, Time integrators

Computation and Analysis for Geometric Flows

Computational and Applied Mathematics in General

Education

2004-2008 B.Sc. Beijing Normal University

2008-2011 M.Sc. Beijing Normal University

2011-2015 Ph.D. Peking University

Work Experience

2021.03-  Tsinghua University, Assistant Professor

2018.11-2020.12 Technical University of Munich, Humboldt Postdoctoral Fellow

2017.11-2018.10 University of Innsbruck, Postdoctoral Fellow

2016.10-2017.11 National University of Singapore, Postdoctoral Fellow

2016.01-2016.06 The Fields Institute, Postdoctoral Fellow

2015.08-2016.10 Beijing Computational Science Research Center, Postdoctoral Fellow

Honors and Awards

2019-2020 Alexander von Humboldt Fellowship

Publications

[1] W. Jiang, C. Su* and G. Zhang, Stable BDF time discretization of BGN-based parametric finite element methods for geometric flows, to appear in SIAM J. Sci. Comput., 2024.

[2] H. Li and C. Su*, Low-regularity exponential-type integrators for the Zakharov system with rough data in all dimensions, Math. Comp., doi.org/10.1090/mcom/3973,2024.

[3] W. Jiang, C. Su* and G. Zhang, A second-order in time, BGN-based parametric finite element method for geometric flows of curves, J. Comp. Phys., 514: 113220, 2024.

[4] R. Carles and C. Su*, Scattering and uniform in time error estimates for splitting method in NLS, Found. Comput. Math., 24: 683-722, 2024.

[5] W. Jiang, C. Su* and G. Zhang, A convexity-preserving and perimeter-decreasing parametric finite element method for the area-preserving curve shortening flow, SIAM J. Numer. Anal., 61 (4): 1989-2010, 2023.

[6] W. Bao, R. Carles, C. Su*, and Q. Tang, Error estimates of energy regularization for the logarithmic Schrodinger equation, Math. Models Methods Appl. Sci., 32 (1): 101-136, 2022.

[7] W. Bao, Y. Feng and C. Su, Uniform error bounds of time-splitting spectral methods for the long-time dynamics of the nonlinear Klein-Gordon equation with weak nonlinearity, Math. Comp., 91 (334): 811-842, 2022.

[8] C. Su and X. Zhao, A uniformly first-order accurate method for Klein-Gordon-Zakharov system in simultaneous high-plasma-frequency and subsonic limit regime, J. Comp. Phys., 428: 110064, 2021.

[9] W. Bao, R. Carles, C. Su* and Q. Tang, Error estimates of a regularized finite difference method for the logarithmic Schrodinger equation, SIAM J. Numer. Anal., 57 (2): 657-680, 2019.

[10] W. Bao, R. Carles, C. Su and Q. Tang, Regularized numerical methods for the logarithmic Schrodinger equation, Numer. Math., 143 (2): 461-487, 2019.

[11] A. Ostermann and C. Su*, Two exponential-type integrators for the “good” Boussinesq equation, Numer. Math., 143 (3): 683-712, 2019.

[12] W. Bao and C. Su*, Uniform error bounds of a finite difference method for the Klein-Gordon-Zakharov system in the subsonic limit regime, Math. Comp., 87 (313): 2133-2158, 2018.

[13] W. Bao and C. Su*, A uniformly and optimally accurate method for the Zakharov system in the subsonic limit regime, SIAM J. Sci. Comput., 40 (2): A929-A953, 2018.

[14] W. Bao and C. Su, Uniform error bounds of a finite difference method for the Zakharov system in the subsonic limit regime via an asymptotic consistent formulation, SIAM Multiscale Model. Simul., 15: 977-1002, 2017.

[15]  C. Su and Z. Li, Error analysis of a dual-parametric bi-quadratic FEM in cavitation computation in elasticity, SIAM J. Numer. Anal., 53: 1629-1649, 2015.