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Bicer, Ahmet; Korozlu, Nurettin; Kaya, Olgun A.; Cicek, Ahmet
<?xml version='1.0' encoding='utf-8'?> <resource xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://datacite.org/schema/kernel-4" xsi:schemaLocation="http://datacite.org/schema/kernel-4 http://schema.datacite.org/meta/kernel-4.1/metadata.xsd"> <identifier identifierType="URL">https://aperta.ulakbim.gov.tr/record/234106</identifier> <creators> <creator> <creatorName>Bicer, Ahmet</creatorName> <givenName>Ahmet</givenName> <familyName>Bicer</familyName> <affiliation>Burdur Mehmet Akif Ersoy Univ, Golhisar Hlth Serv Vocat High Sch, Opticiamy Programme, TR-15400 Burdur, Turkey</affiliation> </creator> <creator> <creatorName>Korozlu, Nurettin</creatorName> <givenName>Nurettin</givenName> <familyName>Korozlu</familyName> <affiliation>Burdur Mehmet Akif Ersoy Univ, Fac Arts & Sci, Dept Nanosci & Nanotechnol, TR-15030 Burdur, Turkey</affiliation> </creator> <creator> <creatorName>Kaya, Olgun A.</creatorName> <givenName>Olgun A.</givenName> <familyName>Kaya</familyName> <affiliation>Inonu Univ, Fac Educ, Dept Comp Educ & Educ Technol, TR-44280 Malatya, Turkey</affiliation> </creator> <creator> <creatorName>Cicek, Ahmet</creatorName> <givenName>Ahmet</givenName> <familyName>Cicek</familyName> <affiliation>Burdur Mehmet Akif Ersoy Univ, Fac Arts & Sci, Dept Nanosci & Nanotechnol, TR-15030 Burdur, Turkey</affiliation> </creator> </creators> <titles> <title>Broad Omnidirectional Acoustic Band Gaps In A Three-Dimensional Phononic Crystal Composed Of Face-Centered Cubic Helmholtz Resonator Network</title> </titles> <publisher>Aperta</publisher> <publicationYear>2021</publicationYear> <dates> <date dateType="Issued">2021-01-01</date> </dates> <resourceType resourceTypeGeneral="Text">Journal article</resourceType> <alternateIdentifiers> <alternateIdentifier alternateIdentifierType="url">https://aperta.ulakbim.gov.tr/record/234106</alternateIdentifier> </alternateIdentifiers> <relatedIdentifiers> <relatedIdentifier relatedIdentifierType="DOI" relationType="IsIdenticalTo">10.1121/10.0006043</relatedIdentifier> </relatedIdentifiers> <rightsList> <rights rightsURI="http://www.opendefinition.org/licenses/cc-by">Creative Commons Attribution</rights> <rights rightsURI="info:eu-repo/semantics/openAccess">Open Access</rights> </rightsList> <descriptions> <description descriptionType="Abstract">Broad omnidirectional band gaps in a three-dimensional phononic crystal consisting of a face-centered cubic array of spherical air voids connected by cylindrical conduits in solid background are numerically and experimentally demonstrated. With a low material filling fraction of 37.7%, the first bandgap covers 3.1-13.6 kHz frequency range with 126.1% gap-over-midgap ratio. Finite-element method is employed in band structure and numerical transmission analyses. Omnidirectional band gaps are observed in only two-period thick slabs in the 100, 110, and 111 orientations. Experimental transmission characteristics are in good agreement with numerical data. The phononic crystal can be employed in low-frequency sound proofing.&amp; nbsp;(C) 2021 Acoustical Society of America<p></p></description> </descriptions> </resource>
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