Table 1 The corresponding stiffness-based force coefficients.
From: New effectual configuration of bistable nonlinear energy sink
\(\overline{f}\left( \beta \right)\) | Polynomial coefficients | ||
|---|---|---|---|
\(a\) | \(b\) | \(c\) | |
\(\alpha = 2\) | −0.998 | 0.329 | −0.0143 |
\(\alpha = 1\) | 0.0009 | 0.1645 | −0.0071 |
\(\alpha = 0.5\) | 0.5005 | 0.0823 | −0.0036 |
\(\alpha = - 1\) | 1.9991 | -0.1645 | 0.0071 |
