Nonlinear Free and Forced Vibration Behavior of Shear-Deformable Composite Beams with Shape Memory Alloy Fibers

Figure 2

Variation of the nonlinear natural frequency with the free vibration amplitude ( = 50°C, , , and  m): (a) ; (b) ; (c) ; and (d) .

(a)

(b)

(c)

(d)