【人物简介】

　　贾云锋，副教授。2007年6月毕业于陕西师范大学，获基础数学博士学位，2009年8月至2010年8月在台湾国立中山大学应用数学系进行博士后研究工作。主要从事反应扩散模型与非线性分析的研究。

【研究方向】

数学生物学，非线性分析。

【研究成果】

【科研项目】

　　2013.01-2016.12 一类具有营养质的反应扩散模型正解及大时间行为 国家自然科学基金 　　2011.01-2013.12 非均匀恒化器模型共存态的唯一性、多解性与Hopf分歧 国家自然科学基金 　　2010.01-2012.12 两类具有扩散的恒化器模型解的性质分析及数值模拟 国家自然科学基金

【论文著作】

　　1. Yunfeng Jia, Jianhua Wu, Hong-Kun Xu, Spatial pattern in an ecosystem of phytoplankton-nutrient from remote sensing, J. Math. Anal. Appl. 402(2013), 23-34. 　　2. Yunfeng Jia, Jianhua Wu, Hong-Kun Xu, On qualitative analysis for a two competing fish species model with a combined non-selective harvesting effort in the presence of toxicity, Commun. Pure Appl. Anal. 12 (2013) 1927-1941. 　　3. Yunfeng Jia, Jianhua Wu, Hong-Kun Xu, Analysis of bifurcation and stability on solutions of a Lotka-Volterra ecological system with cubic functional responses and diffusion, Commun. Math. Res. 28(2012), 127–136. 　　4. Yunfeng Jia, A sufficient and necessary condition for the existence of positive solutions for a prey–predator system with Ivlev-type functional response, Appl. Math. Lett. 24(2011), 1084-1088. 　　5. Yunfeng Jia, Jianhua Wu, Hua Nie, Coexistence states of a three-species cooperating model with diffusion, Appl. Anal. 90(2011), 1185–1202. 　　6. Yunfeng Jia, Hong-Kun Xu, Ravi P. Agarwal, Existence of positive solutions for a prey–predator model with refuge and diffusion, Appl. Math. Comput. 217(2011), 8264–8276. 　　7. Yunfeng Jia, Jianhua Wu, Hong-Kun Xu, Positive solutions for a predator-prey interaction model with Holling-type functional response and diffusion, Taiwanese J. Math. 15(2011), 2013-2034. 　　8. Yunfeng Jia, Jianhua Wu, Hua Nie, The Coexistence States of a Predator-Prey Model with Nonmonotonic Functional Response and Diffusion, Acta Appl. Math. 108(2009), 413–428. 　　9. Yunfeng Jia, Jianhua Wu, Asymptotic behavior of solutions of a periodic reaction-diffusion system of a three-species of competition model, Appl. Math. Comput. 189 (2007) 1683–1693.