Xin Zhang
Institution
School of Mathematical Sciences, Tongji University
xinzhang2020 [at] tongji.edu.cn
Office
Ningjing Building 203, Siping Road 1239, Shanghai 200092, China
About
I am currently a tenure-track Associate Professor at School of Mathematical Sciences, Tongji University, Shanghai. Before joining Tongji, I was a postdoctoral researcher in Research Institute for Science and Engineering (理工学術院総合研究所), Waseda University (早稲田大学), working under Prof. Shibata Yoshihiro (柴田 良弘). I obtained my PhD in mathematics in September 2017 from Université Paris-Est Créteil Val-de-Marne, under the supervision of Prof. Danchin Raphaël.
Research
Nonlinear partial differential equations in fluid dynamics, free boundary value problems.
My research field is the mathematical analysis of nonlinear partial differential equations arising in fluid dynamics. In particular, I mainly study the sharp interface model associated to the Navier-Stokes problem, which describes the motion of incompressible or compressible viscous flows with free surface, or two-phase viscous flows. The methods I use are primarily harmonic analysis and functional analysis, and I am interested in well-posedness or ill-posedness theory in critical spaces, decay estimates, and singular limits.
Links
ORCID · Google Scholar · arXiv · Department
Papers
Preprints
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Saito Hirokazu; Zhang, Xin — On the dispersive effect of internal gravity waves for the two-phase Stokes semigroup. Submitted
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Li Ming; Peng Linyu; Zhang Ping; Zhang, Xin — Local profiles of self-similar solutions of the planar stationary Navier-Stokes equations. Submitted
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Fujii Mikihiro; Tsurumi Hiroyuki; Zhang, Xin — Decay rates of three dimensional stationary Navier-Stokes flows at the spatial infinity. Submitted
Published Papers
Book Chapters
Talks
No current items.
Teaching
Current
Past Teaching at Tongji University
Past Teaching at Waseda University
Students
Ph.D. Students
- Li Ming Since September 2026
- Xiang Jiaju Since September 2026
Master Students
- Wei Zhifan Since September 2025
- Huang Junye Since September 2023, co-advised by Dr. Yang Xiaochuan
- Tu Miao September 2022 – March 2025 (defended)
- Zhou Wendu September 2022 – March 2025 (defended)