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Adaptive synchronisation of fractional-order chaotic systems
作者姓名:张若洵  杨世平
作者单位:College of Physics Science and Information Engineering, Hebei Normal University, Shijiazhuang 050016, China;Hebei Advanced Thin Films Laboratory, Shijiazhuang 050016, China;College of Elementary Education, Xingtai University, Xingtai 054001, Hebei Provin;College of Physics Science and Information Engineering, Hebei Normal University, Shijiazhuang 050016, China;Hebei Advanced Thin Films Laboratory, Shijiazhuang 050016, China
基金项目:Project supported by the Natural Science Foundation of Hebei Province of China (Grant No.~A2008000136).
摘    要:A new stability theory of nonlinear dynamic systems is proposed, and a novel adaptive synchronisation method is presented for fractional-order chaotic and hyperchaotic systems based on the theory described in this paper. In comparison with previous methods, not only is the present control scheme simple but also it employs only one control strength, converges very fast, and it is also suitable for a large class of fractional-order chaotic and hyperchaotic systems. Moreover, this scheme is analytical and simple to implement in practice. Numerical and circuit simulations are used to validate and demonstrate the effectiveness of the method.

关 键 词:new  stability  theory  fractional-order  chaotic  system  adaptive  synchronisation
收稿时间:2009-06-30

Adaptive synchronisation of fractional-order chaotic systems
Zhang Ruo-Xun and Yang Shi-Ping.Adaptive synchronisation of fractional-order chaotic systems[J].Chinese Physics B,2010,19(2):20510-020510.
Authors:Zhang Ruo-Xun and Yang Shi-Ping
Institution:College of Physics Science and Information Engineering, Hebei Normal University, Shijiazhuang 050016, China;Hebei Advanced Thin Films Laboratory, Shijiazhuang 050016, China; College of Physics Science and Information Engineering, Hebei Normal University, Shijiazhuang 050016, China;Hebei Advanced Thin Films Laboratory, Shijiazhuang 050016, China;College of Elementary Education, Xingtai University, Xingtai 054001, Hebei Provin
Abstract:A new stability theory of nonlinear dynamic systems is proposed, and a novel adaptive synchronisation method is presented for fractional-order chaotic and hyperchaotic systems based on the theory described in this paper. In comparison with previous methods, not only is the present control scheme simple but also it employs only one control strength, converges very fast, and it is also suitable for a large class of fractional-order chaotic and hyperchaotic systems. Moreover, this scheme is analytical and simple to implement in practice. Numerical and circuit simulations are used to validate and demonstrate the effectiveness of the method.
Keywords:new stability theory  fractional-order chaotic system  adaptive synchronisation
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