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Shock and Vibration
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Shock and Vibration
/
2020
/
Article
/
Tab 2
/
Research Article
Enhancement of the Piezoelectric Cantilever Beam Performance via Vortex-Induced Vibration to Harvest Ocean Wave Energy
Table 2
Materials of the piezoelectric vibrator.
Material
Young’s modulus 10
10
(N/m
2
)
Density 10
3
(kg/m
3
)
Poisson’s ratio
σ
Mechanical quality coefficient (
Q
m
)
Brass
11.2
8780
0.35
—
PZT-4
5.6
7500
0.36
70