Research Article
Dynamic Property Investigation of Sandwich Acoustic Black Hole Beam with Clamped-Free Boundary Condition
Figure 10
Mode shapes of ABH beams with different damping layer thickness at around 9 kHz: (a) h = 1 mm, frequency = 9141.59 Hz; (b) h = 2 mm, frequency = 9158.9 Hz; (c) h = 3 mm, frequency = 9158.22 Hz.
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(b) |
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