Effects of Variations in Nonlinear Damping Coefficients on the Parametric
Vibration of a Cantilever Beam with a Lumped Mass
Figure 15
Experimental and theoretical amplitude-response curves
of the first flexural mode when and for (trivial), (nontrivial), and .
Experimental results for parametric excitation frequency at .
(—) stable solution; () unstable solution [20].