Fig. 17
From: New effectual configuration of bistable nonlinear energy sink

The LO and B-SLIP NES angular displacements at \(\hat{\lambda }_{\theta } = 0.017\),\(\hat{k}_{\theta } = 0.127\),\(\alpha = 1.16\) ,\(\gamma = 0.05\), and \(\varepsilon = 0.02\) in (a) and (b) for \(\omega /\omega_{0} = 0.98\), and in (c) and (d) for \(\omega /\omega_{0} = 1.02\).