Curriculum Vitae
Name: Ruojun Zhang
Current position: Associate Professor
Contact Information:
School of Mathematical Sciences,
OceanUniversity of China,
238 Songling Road,
Qingdao, China, 266100
Email: mathscenter@ouc.edu.cn
Office Phone: (86)0532-66787266
Education:
Ph.D. in Marine Information Detection and Treatment，July 2009
School of Information Science, Ocean University of China, P. R. China,
M. Sc. in Pure Mathematics，July 1995
Department of Mathematics, Harbin University of Science and Technology, P. R. China,
B. Sc. in Mathematics Education，July 1992
Department of Mathematics, Harbin Normal University, P. R. China
Professional Experience:
1995—present: in Department of Mathematics at Ocean University of China
Current position: Associate Professor
Teaching Courses: Mathematical Analysis, College Mathematics, Calculus,
Mathematical Thought and Culture, Dynamical System
Research Interests:
Differential Equations, Dynamical System Theory:
Existence and uniqueness, stability analysis and periodic solutions
for ordinary differential equations, functional differential equations and stochastic functional differential equations, etc
Artificial Neural Networks:
Exponential stability or stochastic stability analysis and periodic solutions fordelayed Hopfield neural networks
Selected Publications:
1．Linshan Wang, Ruojun Zhang，Global exponential stability of reaction-diffusion cellular neural with S-type distributed time delays [J]. Nonlinear Analysis: Real World Applications, 10（2）：1101-1113, 2009.
2.Ruojun Zhang, Linshan Wang，Global exponential robust stability of interval cellular neural networks with S-type distributed delays [J]. Mathematical and computer Modelling , 50（3-4）：380-385，2009.
3.Hongwei Zhu, Ruojun Zhang, Existence for a kind of generalized Duffing-type Equations [J]．Periodical of Ocean University of China（Natural Science），39（6）, 1311-1314，2009.
4.Hongwei Zhu, Ruojun Zhang, Existence of periodic solutions for a kind of Lienard-type Equations with distributed delays [J]．Journal of Shandong University（Natural Science，44（S2）：64-67, 2009.
5.Ruojun Zhang, Linshan Wang，Almost periodic solutions for cellular neural networks
with distributed delays [J]. Acta Mathematical Scientia, 31A（2）：422-429, 2011.
6.Ruojun Zhang, Nan Ding，Global exponential robust stability of static neural networks with S-type distributed delays[J]．Periodical of Ocean University of China（Natural Science），42（12）：142-146, 2012.
7.Ruojun Zhang, Nan Ding, Linshan Wang，Mean Square Almost Periodic Solutions for Impulsive Stochastic Differential Equations with Delays [J]．Journal of Applied Mathematics，Volume 2012, Article ID 414320,doi:10.1155/2012/414320.
8. Ruojun Zhang, Fuyun Lian，The existence and uniqueness of positive periodic solutions for a class of Nicholson-type systems with impulses and delays [J]．Abstract and Applied Analysis，Volume 2013, Article ID 980935, 10 pages，http://dx.doi.org/10.1155/2013/980935.