Research Article
Free Vibrations of a Series of Beams Connected by Viscoelastic Layers
Table 1
Properties of the five beams of the example.
| | Beam number, | Elastic modulus, (TPa) | Density, (kg/m3) | Inner radius, (nm) | Outer radius, (nm) | Area, (nm2) | Moment of inertia (nm4) | Length (nm) |
| | 1 | 1 | 1300 | 1.0 | 1.34 | 2.50 | 1.75 | 20 | | 2 | 1 | 1300 | 1.34 | 1.68 | 3.23 | 3.73 | 20 | | 3 | 1 | 1300 | 1.68 | 2.02 | 3.95 | 6.82 | 20 | | 4 | 1 | 1300 | 2.02 | 2.36 | 4.98 | 12.12 | 20 | | 5 | 1 | 1300 | 2.36 | 2.70 | 5.79 | 19.07 | 20 |
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