学习与工作经历：

1996.09-2000.06 苏州大学 数学科学学院 获理学学士学位

2000.09-2003.02 同济大学 应用数学系 获理学硕士学位  

2003.03- 今 JS金沙 数学系 教师  

2005.09-2009.11 东南大学 数学系 获理学博士学位  

2012.10-2013.4 Purdue University (美国) 访问学者  

2013.05-2013.05 陈省身数学所 访问学者

2019.05-2019.11 威廉玛丽学院（美国）访问学者

社会兼职：

美国数学评论（Mathematical Reviews）评论员

研究领域：

主要从事非线性泛函分析、临界点理论、变分理论等研究及在常微和椭圆方程等方面的应用研究。

科研成果：

项目：
（1）国家自然科学基金天元专项基金（NO. 11026212） 

（2）江苏省高校自然科学基金（NO. 12KJB110015）

论文：  

[1] R. Cheng; Y. Wu，Remarks on infinitely many solutions for a class of Schrödinger equations with sublinear nonlinearity，Mathematical Methods in the Applied Sciences., 1(1): 1-11.

[2] R. Cheng, J. Xu, F. Zhang, Multiple periodic solutions for non-canonical Hamiltonian systems with application to differential delay equations，Science China Mathematics, 2014, 57(8): 1625-1638. 

[3] R. Cheng, J. Wang, Existence and concentration of positive solutions for coupled Schrodinger equations, Applicable Analysis，2017,9(5): 778-798.

[4]R.Cheng, Periodic solutions for asymptotically linear Hamiltonian system with resonance both at infinity and origin via computation of critical groups, Nonlinear Anal. 89 (2013) 134–145.  

[5]R.Cheng, J.Hu, Z. Wang, Multiple solutions for semilinear resonance elliptic problems with nonconstant coefficients at infinity, J.Math.Phy.53, 123524 (2012).  

[6]R.Cheng, D.Zhang, Nontrivial periodic solutions for strong resonance Hamiltonian systems via a local linking theorem, Nonlinear Anal., 74 (2011): 5467-5474.  

[7]R.Cheng, D.Zhang, Periodic solutions of asymptotically linear Hamiltonian systems without twist conditions, Z. Naturforsch., 65a (2010): 445-452.  

[8]R.Cheng，Symplectic transformations and a reduction method for asymptotically linear Hamiltonian systems，Acta Appl. Math., 110 (2010): 209-214.  

[9]R.Cheng, D.Zhang, Existence results of periodic solutions for non-autonomous differential delay equations with asymptotically linear properties，Nonlinear Anal.,11 (2010): 3406-3412.  

[10]R.Cheng, J.Xu and D.Zhang, On the existence of periodic solutions for a class of non-autonomous differential delay equations, Topol. Methods Nonlinear Anal., 35(2010):139-154.  

[11]R.Cheng, J.Xu, Periodic solutions for a class of differential delay equations, NoDEA Nonlinear Differential Equations Appl.,16(2009):793-809.

荣誉：

2012年获国家留学基金

2018年获江苏省省政府留学基金

其他学术成就：

中文文章若干