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国家自然科学基金(10865006): 作品数：10被引量：15H指数：2; 导出分析报告; 相关作者：梅冬成李江城林灵闫勇更多>>; 相关机构：云南大学思茅师范高等专科学校更多>>; 相关期刊：《Chinese Physics B》《物理学报》更多>>; 相关主题：TIME_DELAYSTOCHASTIC_RESONANCEALMULTIPLICATIVEINDUCED更多>>; 相关领域：理学自然科学总论一般工业技术生物学更多>>

Effect of time delay on the upper bound of the time derivative of information entropy in a stochastic dynamical system: 《Chinese Physics B》2011年第11期122-126,共5页张敏敏王参军梅冬成; supported by the National Natural Science Foundation of China(Grant No.10865006);the Science Foundation of Yunnan University,China(Grant No.2009A01z);the Natural Science Foundation of Shaanxi Province,China(Grant No.2010JQ1014);the Science Foundation of Baoji University of Science and Arts of China(Grant No.ZK0954); The effects of the time delay on the upper bound of the time derivative of information entropy are investigated in a time-delayed dynamical system driven by correlated noise. Using the Markov approximation of the stoc...; 关键词：information entropy upper bound time delay noise

Effects of an electromagnetic field on intracellular calcium oscillations in a cell with external noise: 《Chinese Physics B》2011年第3期65-73,共9页段卫龙杨林静梅冬成; supported by the National Natural Science Foundation of China (Grant No. 10865006);the Science Foundation of Yunnan University,China (Grant No. 2009A001Z); Intracellular calcium ion concentration oscillation in a cell subjected to external noise and irradiated by an electromagnetic field is considered. The effects of the intensity E0, the polar angle θ and the frequency...; 关键词：fluctuation phenomena interactions of biosystems with radiations

Simulation study of the effects of time delay on the correlation function of a bistable system with correlated noises: 《Chinese Physics B》2010年第8期151-155,共5页杜鲁春戴祖诚梅冬成; Project supported by the National Natural Science Foundation of China(Grant No.10865006);the Science Foundation of Yunnan University(Grant No.2009A01z);the Graduate Science Foundation of Yunnan University(Grant No.ynuy200926); The effects of time delay on the fluctuation properties of a bistable system are investigated by simulating its normalised correlation function C（s）. Three cases including linear delay, cubic delay and global delay ...; 关键词：bistable system time delay correlation function

Stochastic resonance induced by a multiplicative periodic signal in the gene transcriptional regulatory system with correlated noises被引量：2: 《Chinese Physics B》2010年第6期88-92,共5页白春燕闫勇梅冬成; Project supported by the National Natural Science Foundation of China (Grant No.10865006);the Science Foundation of Yunnan University (Grant No.2009A01Z); This paper investigates the stochastic resonance （SR） induced by a multiplicative periodic signal in the gene transcriptional regulatory system with correlated noises. The expression of the signal-to-noise ratio （...; 关键词：gene transcriptional regulatory system stochastic resonance critical phenomenon

Stochastic resonance in the gene transcriptional regulatory system subjected to noises被引量：1: 《Chinese Physics B》2010年第3期112-116,共5页王参军; Project supported by the National Natural Science Foundation of China (Grant No. 10865006);the Science Foundation of the Education Bureau of Shaanxi Province of China (Grant No. 09JK331);the Science Foundation of Baoji University of Science and Arts of China (Grant No. Zk0834); We have investigated in the adiabatic limit the phenomenon of stochastic resonance in the gene transcriptional regulatory system subjected to an additive noise, a multiplicative noise, and a weakly periodic signal. Us...; 关键词：gene transcriptional regulatory system stochastic resonance NOISES

时间延迟增强双稳系统的共振抑制被引量：6: 《物理学报》2010年第4期2240-2243,共4页林灵闫勇梅冬成; 国家自然科学基金(批准号:10865006);云南省自然科学基金(批准号:2008CD214)资助的课题~~; 研究了时间延迟对双稳系统激活率的影响.在短时间延迟的情况下,应用最陡下降法导出延迟双稳系统的平均首通时间表达式和相应的与延迟时间有关的激活率表达式.数值计算结果表明,时间延迟可以增强双稳系统的共振抑制.; 关键词：双稳系统时间延迟共振抑制

Simulation study of the two-time intensity correlation function of a two-mode laser system with both pump and quantum noises: 《Chinese Physics B》2010年第1期131-135,共5页向友林梅冬成; Project supported by the National Natural Science Foundation of China (Grant No. 10865006);the Natural Science Foundation of Yunnan Province of China (Grant No. 2005A0002M); This paper investigates the two-time intensity correlation function of a two-mode ring laser system subjected to both pump and quantum noises by stochastic simulation. It finds that the decay rate of the intensity cor...; 关键词：two-mode laser correlated noises correlation function

The nonequilibrium phase transition and the symmetry revival induced by time delay in an asymmetric bistable system with correlated noises: 《Chinese Physics B》2009年第11期4738-4741,共4页龙飞杜鲁春梅冬成; Project supported by the National Natural Science Foundation of China (Grant No 10865006); The nonequilibrium phase transition and the symmetry revival induced by time delay in a bistable system are investigated. The stationary probability distribution function （SPDF） of the bistable system with time dela...; 关键词：asymmetric bistable system time delay nonequilibrium phase transition symmetry revival

Effects of time delay on stochastic resonance of a periodically driven linear system with multiplicative and periodically modulated additive white noises被引量：1: 《Chinese Physics B》2009年第3期946-951,共6页杜鲁春梅冬成; supported by the National Natural Science Foundation of China (Grant No 10865006); Stochastic resonance （SR） of a periodically driven time-delayed linear system with multiplicative white noise and periodically modulated additive white noise is investigated. In the condition of small delay time, an...; 关键词：linear system time delay stochastic resonance

集合种群的延时效应被引量：7: 《物理学报》2008年第11期6792-6798,共7页李江城梅冬成; 国家自然科学基金(批准号:10865006)资助的课题~~; 用简化的延时率函数模型对集合种群的稳定性和平均灭绝时间进行研究.对集合种群的定态概率分布函数和平均首通时间的分析和计算,发现:1)延迟时间增大将使集合种群在斑块中占有率减小;2)随延迟时间增大,集合种群的灭绝时间将会减小.; 关键词：集合种群延时效应灭绝时间

国家自然科学基金(10865006)