{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1390001204342805632.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.11203/jar.13.103"}},{"identifier":{"@type":"COI","@value":"1:CAS:528:DyaK1cXkt1WlsLk%3D"}},{"identifier":{"@type":"NDL_BIB_ID","@value":"4512509"}},{"identifier":{"@type":"URI","@value":"http://id.ndl.go.jp/bib/4512509"}},{"identifier":{"@type":"URI","@value":"https://ndlsearch.ndl.go.jp/books/R000000004-I4512509"}},{"identifier":{"@type":"NAID","@value":"10002782967"}}],"dc:title":[{"@language":"ja","@value":"PTFE・ガラス繊維素材フィルタのエアロゾル捕集性能"},{"@language":"en","@value":"Aerosol Penetrations through Filter Media Made of PTFE and/or Glass Fiber"},{"@language":"ja-Kana","@value":"Aerosol Penetrations through Filter Med"}],"dc:language":"ja","description":[{"type":"abstract","notation":[{"@language":"en","@value":"Collection performances of air filters made of PTFE (polytetrafluoroethlene) filter medium were investigated. Eight types of filters, including one HEPA-grade and one ULPA-grade glass fiber filter for comparison, were examined. Aerosol particle penetrations of the filters were measured by using monodisperse NaCl aerosols ranging 0.02 to 0.2 μm in diameter at air flow face velocity of 5.3 cm/s. Collection performance was evaluated by an index, <I>I</I><SUB>P</SUB>, defined as <I>I</I><SUB>P</SUB> = -log (<I>P</I><SUB>max</SUB>) /Δ<I>P</I>, where <I>P</I><SUB>max</SUB> is the maximum penetration and Δ<I>P</I> is the pressure drop. The most penetrating particle sizes of the PTFE filters, estimated to be around 0.06 μm, were smaller than those of the glass fiber filters. The collection performance index of the PTFE filters ranged from 17 to 20 kPa<SUP>-1</SUP> although the index of the glass fiber filters were constant at 10 or 11 kPa<SUP>-1</SUP>. No differences in the index between HEPA-grade and ULPA-grade glass fiber filters were observed."}],"abstractLicenseFlag":"disallow"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1410001204342805632","@type":"Researcher","foaf:name":[{"@language":"ja","@value":"山田 裕司"},{"@language":"en","@value":"YAMADA Yuji"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Division of Radiotoxicology and Protection, National Institute of Radiological Sciences"},{"@language":"ja","@value":"放射線医学総合研究所内部被ばく・防護研究部"}]},{"@id":"https://cir.nii.ac.jp/crid/1410001204288732160","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000364804051"},{"@type":"NRID","@value":"9000021026812"}],"foaf:name":[{"@language":"ja","@value":"小泉 彰"},{"@language":"en","@value":"KOIZUMI Akira"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Division of Radiotoxicology and Protection, National Institute of Radiological Sciences"},{"@language":"ja","@value":"放射線医学総合研究所内部被ばく・防護研究部"}]},{"@id":"https://cir.nii.ac.jp/crid/1410001204289945601","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000364804053"},{"@type":"NRID","@value":"9000021026821"}],"foaf:name":[{"@language":"ja","@value":"宮本 勝宏"},{"@language":"en","@value":"MIYAMOTO Katsuhiro"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Division of Radiotoxicology and Protection, National Institute of Radiological Sciences"},{"@language":"ja","@value":"放射線医学総合研究所内部被ばく・防護研究部"}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"09122834"},{"@type":"EISSN","@value":"1881543X"},{"@type":"CODEN","@value":"EAKEEA"},{"@type":"NDL_BIB_ID","@value":"000000044578"},{"@type":"ISSN","@value":"09122834"},{"@type":"LISSN","@value":"09122834"},{"@type":"NCID","@value":"AN10041511"}],"prism:publicationName":[{"@language":"en","@value":"Earozoru Kenkyu"},{"@language":"ja","@value":"エアロゾル研究"},{"@language":"en","@value":"Journal of Aerosol Research"},{"@language":"en","@value":"J. Aerosol Res."},{"@language":"en","@value":"Earozoru Kenkyu"},{"@language":"ja","@value":"エアロゾル研究"}],"dc:publisher":[{"@language":"en","@value":"Japan Association of Aerosol Science and Technology"},{"@language":"ja","@value":"日本エアロゾル学会"}],"prism:publicationDate":"1998","prism:volume":"13","prism:number":"2","prism:startingPage":"103","prism:endingPage":"109"},"url":[{"@id":"http://id.ndl.go.jp/bib/4512509"},{"@id":"https://ndlsearch.ndl.go.jp/books/R000000004-I4512509"}],"availableAt":"1998","foaf:topic":[{"@id":"https://cir.nii.ac.jp/all?q=Aerosol%20Penetration","dc:title":"Aerosol Penetration"},{"@id":"https://cir.nii.ac.jp/all?q=Pressure%20Drop","dc:title":"Pressure Drop"},{"@id":"https://cir.nii.ac.jp/all?q=Filtration","dc:title":"Filtration"},{"@id":"https://cir.nii.ac.jp/all?q=Filter%20Media","dc:title":"Filter Media"},{"@id":"https://cir.nii.ac.jp/all?q=Most%20Penetrating%20Particle%20Size","dc:title":"Most Penetrating Particle Size"},{"@id":"https://cir.nii.ac.jp/all?q=Collection%20Performance%20Index","dc:title":"Collection Performance Index"}],"relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1390282679318788480","@type":"Article","relationType":["cites"],"jpcoar:relatedTitle":[{"@language":"en","@value":"A Model of Aerosol Penetration through Fibrous Filters with Pinholes."},{"@language":"ja","@value":"繊維層フィルタのピンホールに対する粒子透過モデル"}]},{"@id":"https://cir.nii.ac.jp/crid/1570291224318240768","@type":"Article","relationType":["cites"]},{"@id":"https://cir.nii.ac.jp/crid/1570572700850258048","@type":"Article","relationType":["cites"]},{"@id":"https://cir.nii.ac.jp/crid/1571135651679092480","@type":"Article","relationType":["cites"]},{"@id":"https://cir.nii.ac.jp/crid/1571417124225080960","@type":"Article","relationType":["cites"]},{"@id":"https://cir.nii.ac.jp/crid/1571417124225083136","@type":"Article","relationType":["cites"]},{"@id":"https://cir.nii.ac.jp/crid/1571417124225084288","@type":"Article","relationType":["cites"]},{"@id":"https://cir.nii.ac.jp/crid/1571980074178504192","@type":"Article","relationType":["cites"]},{"@id":"https://cir.nii.ac.jp/crid/1572261551365707136","@type":"Article","relationType":["cites"]},{"@id":"https://cir.nii.ac.jp/crid/1573387449062055040","@type":"Article","relationType":["cites"]},{"@id":"https://cir.nii.ac.jp/crid/1574231873992187264","@type":"Article","relationType":["cites"]},{"@id":"https://cir.nii.ac.jp/crid/1574231873992191616","@type":"Article","relationType":["cites"]}],"dataSourceIdentifier":[{"@type":"JALC","@value":"oai:japanlinkcenter.org:0005389199"},{"@type":"NDL_SEARCH","@value":"oai:ndlsearch.ndl.go.jp:R000000004-I4512509"},{"@type":"CIA","@value":"10002782967"}]}