Hopf bifurcation and chaos in the time-delay Chua's circuit

Author(s):  
Xingran Liao ◽  
Nankun Mu
2005 ◽  
Vol 15 (01) ◽  
pp. 83-98 ◽  
Author(s):  
QIUDONG WANG ◽  
ALI OKSASOGLU

In this paper, we discuss a new mechanism for chaos in light of some new developments in the theory of dynamical systems. It was shown in [Wang & Young, 2002b] that strange attractors occur when an autonomous system undergoing a generic Hopf bifurcation is subjected to a weak external forcing that is periodically turned on and off. For illustration purposes, we apply these results to the Chua's system. Derivation of conditions for chaos along with the results of numerical simulations are presented.


2004 ◽  
Vol 41 (3) ◽  
pp. 337-343 ◽  
Author(s):  
Chunguang Li ◽  
Guangrong Chen ◽  
Xiaofeng Liao ◽  
Juebang Yu

2007 ◽  
Vol 17 (02) ◽  
pp. 445-457 ◽  
Author(s):  
E. FREIRE ◽  
E. PONCE ◽  
J. ROS

In this paper, a possible degeneration of the focus-center-limit cycle bifurcation for piecewise smooth continuous systems is analyzed. The case of continuous piecewise linear systems with two zones is considered, and the coexistence of two limit cycles for certain values of parameters is justified. Finally, the Chua's circuit is shown to exhibit the analyzed bifurcation. The obtained bifurcation set in the parameter plane is similar to the degenerate Hopf bifurcation for differentiable systems.


2020 ◽  
Vol 137 ◽  
pp. 109845 ◽  
Author(s):  
Abdul-Basset A. Al-Hussein ◽  
Fadihl Rahma ◽  
Sajad Jafari

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