Dynamical Properties and Finite-Time Hybrid Projective Synchronization Using Fractional Nonsingular Sliding Mode Surface in Fractional-Order Two-Stage Colpitts Oscillators

Figure 5

Phase portrait of system (1) for different values of 𝑞, with 𝛾=1.9 and corresponding power spectra: ((a) and (e)) period-1 for 𝑞=0.92, ((b) and (f)) period-2 for 𝑞=0.94, ((c) and (g)) period-4 for 𝑞=0.947, and ((d) and (h)) chaos for 𝑞=0.96.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)