Research Article
Vibroacoustical Analysis of Multiple-Layered Structures with Viscoelastic Damping Cores
Table 1
The Biot constants of 3M ISD-110/112 45°C.
| | ISD110 | ISD112 |
| | 55000 (Pa) | 172000 (Pa) | a1 | 1.809517 | 5.699386303 | a2 | 14.53095 | 0.596843249 | a3 | 3.221535 | 1.000560485 | a4 | 52.01026 | 0.577694736 | a5 | 19768.22 | | a6 | 6.561162 | | b1 | 5.410993 | 4268.18097 | b2 | 1093.778 | 70.26089968 | b3 | 60.36544 | 501.5607814 | b4 | 4319.613 | 1.969150769 | b5 | 2840958 | | b6 | 298.0672 | |
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