首页|Noise-induced cooperative dynamics and its control in coupled electrochemical models

Noise-induced cooperative dynamics and its control in coupled electrochemical models

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We have investigated the feedback control of the cooperative dynamics of two coupled electrochemical oscillators that is induced merely by external noise. The interacting electrochemical ceils are modeled with parameter values at which no autonomous oscillations occur, and each unit is forced by its own source of random fluctuations. Application of delayed feedback to only one of two subsystems is shown to be able to change the coherence and time scales of noise-induced oscillations either in the given subsystem or globally. It can also induce or suppress stochastic resonance under the certain conditions.

oscillationfeedbacknoisestochastic resonance

PI Zong-xin、GUO Hui-jiao、GUO Jing-xin、GENG Hong-ya、JIAO Zheng

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Department of Chemistry and Chemical Engineering, Hefei Normal University, Hefei 230061, P. R. China

School of Environmental and Chemical Engineering, Shanghai University, Shanghai 200444, P. R. China

国家自然科学基金

20871081

2010

上海大学学报(英文版)
上海大学

上海大学学报(英文版)

影响因子:0.196
ISSN:1007-6417
年,卷(期):2010.14(4)
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