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Cited by 349

The DOI matches its Crossref record; 12 of the 12 references it cites were found in a registry or an index.

Tunable filtering and demultiplexing in phononic crystals with hollow cylinders

Pennec, Y., Djafari-Rouhani, B., Vasseur, J. O., Khelif, A., Deymier, P. A.·2004·Physical Review E

Abstract

Acoustic band gap (ABG) materials constituted of steel hollow cylinders immersed in water can exhibit a tunable narrow pass band (NPB) located inside their gap. We theoretically investigate, using the finite difference time domain (FDTD) method, the properties of waveguides composed of a row of hollow cylinders in a two-dimensional (2D) phononic crystal made of filled steel cylinders. These waveguides exhibit NPB's at frequencies slightly higher than their infinite periodic ABG counterpart. The frequency of the waveguide's NPB can be selected by adjusting the inner radius of the hollow cylinders or by changing the nature of the fluid that fills them. We show that a waveguide constituted of a row of hollow cylinders with different inner radii can transport waves at two different frequencies. By selectively filling the cylinders with water or mercury we have created an active device that permits the transmission of waves at one, both, or neither of these frequencies. Finally, we examine the multiplexing and demultiplexing capabilities of Y shaped waveguides constituted of hollow cylinders.

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Metadata

Authors
Pennec, Y., Djafari-Rouhani, B., Vasseur, J. O., Khelif, A., & Deymier, P. A.
Venue
Physical Review E
Published
2004-04-29
Volume
69
Issue
4
Pages
046608-046608
ISSN
  • 1539-3755 (ISSN-L)
  • 1550-2376
OpenAlex
W2110301453
Cited by
349
References
12
FWCI
7.07
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Tunable filtering and demultiplexing in phononic crystals with hollow cylinders. https://app.cochat.ai/papers/10.1103/physreve.69.046608
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Pennec, Y., Djafari-Rouhani, B., Vasseur, J. O., Khelif, A., & Deymier, P. A. (2004). Tunable filtering and demultiplexing in phononic crystals with hollow cylinders. Physical Review E. https://doi.org/10.1103/physreve.69.046608

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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