Three-Dimensional Investigation of the Stokes Eigenmodes in Hollow Circular Cylinder

Figure 15

The modal shapes (𝑛,𝑚) of elastic solid with fluid: the colours pertain to the displacement filed.

(a) 𝜔=0.702

(b) 𝜔=0.749

(c) 𝜔=0.645

(d) 𝜔=0.813