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Advances in Condensed Matter Physics
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Advances in Condensed Matter Physics
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2018
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Article
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Tab 1
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Research Article
The Effect of Geometrical Parameters on Resonance Characteristics of Acoustic Metamaterials with Negative Effective Modulus
Table 1
Relation between the neck radius and resonance frequency, (
= 5.0 mm,
= 4.5 mm).
The radius of neck/mm
0.5
1.0
1.5
2.0
2.5
Theoretical frequency/Hz
2200
3502
4602
5602
6491
Simulate frequency/Hz
2190
3514
4607
5594
6546