Stability and Hopf bifurcation of a nonlinear electromechanical coupling system with time delay feedback*
Liu Shuanga),b), Zhao Shuang-Shuanga), Wang Zhao-Longa), Li Hai-Bina),b)
Fig. 5. a Time history response and b phase diagram when the initial values are [0.3, 0.15, 0.15, 0.3] with #cod#x03C4; #cod#x0003D; 2.9811.