职务/职称:副教授/数学系副主任
邮箱:laigeng@shu.edu.cn
电话:021- 66136865
研究领域:
主要从事非线性双曲守恒律方程组的理论及应用的研究,具体包括可压欧拉方程组的二维黎曼问题,以及气体向真空扩散、激波反射、管道流、超声速射流、爆燃波和爆轰波等中的数学问题,曾获上海市自然科学二等奖(3/3)、上海大学蔡冠深优秀青年教师奖、上海大学首届吴兴华数学奖。
教育经历:
2000年9月—2004年7月 上海大学数学、物理、力学综合班(本科)
2004年9月—2007年7月 上海大学数学系(硕士,导师:盛万成教授)
2007年9月—2010年7月 上海大学数学系(博士,导师:盛万成教授)
2008年9月—2009年8月 宾夕法尼亚州立大学(联合培养,导师:郑玉玺教授)
工作经历:
2010年7月—2012年7月 复旦大学数学科学学院(博士后,导师:李大潜院士)
2012年7月—2016年3月 上海大学数学系(讲师)
2016年3月—今 上海大学数学系(副教授)
代表性科研项目:
1. 上海市自然科学基金面上项目,非线性双曲守恒律方程组的二维黎曼问题及相关问题,2023/4/1-2026/3/31,主持(在研)
2. 国家自然科学基金面上项目,可压欧拉方程组的二维黎曼问题及一些相关问题的研究, 2021/1-2024/12,主持(在研)
3. 国家自然科学基金青年项目,可压流Euler方程组的黎曼问题,2014/01-2016/12,主持(已结题)
4. 上海市自然科学青年基金项目,反应流体Euler方程组及相关模型的Riemann问题, 2013/10-2016/9,主持(已结题)
代表性学术论文:
[1]. G. Lai and W. C. Sheng, Supersonic reacting jet flows from a three-dimensional divergent conical nozzle, SIAM J. Math. Anal. to appear.
[2]. G. Lai, Three-dimensional stationary supersonic flows with axial symmetry in relativistic hydrodynamics, J. Lond. Math. Soc. Doi:10.1112/jlms.12768.
[3]. G. Lai, Sonic-supersonic jet flows from a two-dimensional nozzle, J. Diff. Eqs. 360 (2023) 287–313.
[4]. G. Lai, Interactions of rarefaction waves and rarefaction shocks of the two-dimensional compressible Euler Equations with general equation of state, J. Dyn. Diff. Equat. 35 (2023) 381–419.
[5]. G. Lai, Spherical detonation waves in relativistic hydrodynamics, Physica D. 443 (2023) No. 133569, 18 pp.
[6]. G. Lai, Global solution to a three-dimensional spherical piston problem for the relativistic Euler equations, Europ. J. Appl. Math. 33 (2022) 1–26.
[7]. G. Lai and W. C. Sheng, Two-dimensional pseudo-steady flows around a sharp corner, Arch. Ration. Mech. Anal. 241 (2021) 805–884.
[8]. G. Lai, Global continuous sonic-supersonic flows in two-dimensional semi-infinite divergent ducts, J. Math. Fluid. Mech. 23 (2021) 77.
[9]. G. Lai, Self-similar solutions of the radially symmetric relativistic Euler equations, Europ. J. Appl. Math. 31 (2020) 919–949.
[10]. G. Lai, Global nonisentropic rotational supersonic flows in a semi-infinite divergent duct, SIAM J. Math. Anal. 52 (2020) 5121–5154.
[11]. G. Lai, Global solutions to a class of two-dimensional Riemann problems for the Euler equations with a general equation of state, Indiana Univ. Math. J. 68 (2019) 1409–1464.
[12]. G. Lai, Detonation wave solution to a 1D piston problem for the Zeldovich-von Neumann-Döring combustion model, J. Diff. Eqs. 267 (2019) 4949–4974.
[13]. G. Lai, Interactions of composite waves of the two-dimensional full Euler equations for van der Waals gases, SIAM J. Math. Anal. 50 (2018) 3535–3597.
[14]. G. Lai, Interaction of fan-jump-fan composite waves in a two-dimensional steady jet for van der Waals gases, J. Hyperbolic Differ. Equ. 14 (2017) 73–134.
[15]. G. Lai and W. C. Sheng, Elementary wave interactions to the compressible Euler equations for Chaplygin gas in two dimensions, SIAM J. Appl. Math. 76 (2016) 2218–2242.
[16]. G. Lai and W. C. Sheng, Two-dimensional centered wave flow patches to the Guderley Mach reflection configurations for steady flows in gas dynamics, J. Hyperbolic Differ. Equ. 13 (2016) 107–128.
[17]. G. Lai, On the expansion of a wedge of van der Waals gas into a vacuum II, J. Diff. Eqs. 260 (2016) 3538–3575.
[18]. G. Lai, On the expansion of a wedge of van der Waals gas into a vacuum, J. Diff. Eqs. 259 (2015) 1181–1202.
[19]. G. Lai and W. C. Sheng, Centered wave bubbles with sonic boundary of pseudosteady Guderley Mach reflection configurations in gas dynamics, J. Math. Pures Appl. 104 (2015) 179–206.
[20]. G. Lai, On the Riemann problem for a scalar Zeldovich–von Neumann–Döring combustion model, SIAM J. Math. Anal. 46 (2014) 2404–2443.
[21]. G. Lai and W. C. Sheng, Nonexistence of the von Neumann reflection configuration for the triple point paradox, SIAM J. Appl. Math. 71 (2011) 2072–2092.
[22]. G. Lai , W. C. Sheng, and Y. X. Zheng, Simple waves and pressure delta waves for a Chaplygin gas in two-dimensions, Discrete Contin. Dyn. Syst. 31 (2011) 489–523.
(最后更新日期:2023/6/10)