A Semianalytical Approach for Free Vibration Characteristics of Functionally Graded Spherical Shell Based on First-Order Shear Deformation Theory

Figure 3

Variations of the volume fraction (V_c) through the structure thickness for different values of power-law exponent p. (a) FGM_{I(a=1/b=0/c/p)}; (b) FGM_{II(a=1/b=0/c/p)}; (c) FGM_{I(a=1/b=0.5/c=2/p)}; (d) FGM_{I(a=1/b=0.5/c=2/p)}.

(a)

(b)

(c)

(d)