Partial differential equations and harmonic analysis
Morningside Center of Mathematics, Academy of Mathematics and Systems Science, Chinese Academy of Sciences
Address: Morningside Center of Mathematics, No.55, Zhongguancun East Road, Beijing, 100190, China
Research Interest: Partial differential equations and harmonic analysis, in particular those arising from the water waves, fluid dynamics, and nonlinear optics
Education
1. B.S. South China University of Technology, 2004-2008
2. M.S. Sun-Yatsen University, 2008-2010
3. Graduate study Auburn University, Alabama, USA, 2010-2013
4. Ph.D. University of Michigan-Ann Arbor, USA, 2013-2019, Thesis Advisor: Sijue Wu
Employment
1. 2019/08-2022/05, (NTT) Assistant Professor, University of Southern California, Los Angeles, USA
2. 2022/05-present, Assistant Professor, Academy of Mathematics and Systems Science, Chinese Academy of Science
Papers and preprints
1. (With Gong Chen), Nonlinear modulational instability of the Stokes waves in 2d full water waves, arXiv:2012.15071, submitted.
2. On the transition of the Rayleigh-Taylor instability in 2d water waves with point vortices, arXiv:2007.13849 , to appear in Annals of PDE.
3. Long time behavior of water waves with point vortices, Communications in Mathematical Physics volume 380, pages 1173-1266 (2020).
4. Partial Justification of Peregrine soliton from full water waves, Arch. Ration. Mech. Anal. 237 (2020), no.3, 1517-1613.
5. (With Zehua Zhao), Dynamics of subcritical threshold solutions for energy critical NLS, arXiv:1811.07239, submitted.
6. Global well posedness and scattering for the defocusing, cubic NLS in R^3, Math. Research Letters, (2):431-451, 2012.
研究方向
水波方程的严格数学分析
教育经历
2004-2008 本科 华南理工大学
2008-2010 硕士 中山大学 导师：颜立新
2010-2013 硕士 奥本大学 导师：无
2013-2019 博士 密歇根大学安娜堡分校 导师：邬似珏
工作经历
2019年8月-2022年5月 南加州大学 NTT(non-tenure track)助理教授
2022年5月-2023年1月 中国科学院数学与系统科学研究院 助理研究员
2023年2月-至今 中国科学院数学与系统科学研究院 优秀青年副研究员
教学经历
2023年春季 调和分析I、II 课时：80 中关村校区
2024年春季 调和分析I、II 课时：80 中关村校区
已发表论文
（1）Gong Chen, Qingtang Su, Nonlinear modulational instability of the Stokes waves in 2d full water waves, Comm. Math. Phys. 402 (2023), no. 2, 1345–1452.
（2） Qingtang Su, On the transition of the Rayleigh-Taylor instability in 2d water waves with point vortices, Ann. PDE 9 (2023), no. 2, Paper No. 19, 81 pp.
（3） Qingtang Su, Zehua Zhao, Dynamics of subcritical threshold solutions for energy critical NLS, Dyn. Partial Differ. Equ. 20 (2023), no. 1, 37–72.
（4） Qingtang Su, Long time behavior of water waves with point vortices, Communications in Mathematical Physics, 380, pages 1173-1266(2020)(94 pages)
（5）Qingtang Su, Partial Justification of the Peregrine Soliton from the 2D Full Water Waves,Arch. Rational Mech. Anal. 237 (2020), pages 1517-1613 (97 pages)
（6）Qingtang Su, Global well posedness and scattering for the defocusing, cubic nls in $\mathbb{R}^3$, Math. Research Letters, (2):431-451, 2012. (21 pages)
预印本
（1）Qingtang Su, Siwei Wang, A New Structure for the 2D water wave equation: Energy stability and Global well-posedness，预印本， arXiv:2503.22142
