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Ultralow Pt loading on CVD graphene for acid electrolytes and PEM fuel cells

Yazici, M. Suha; Azder, M. Akif; Salihoglu, Omer; San, F. Gul Boyaci


DataCite XML

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  <identifier identifierType="URL">https://aperta.ulakbim.gov.tr/record/93139</identifier>
  <creators>
    <creator>
      <creatorName>Yazici, M. Suha</creatorName>
      <givenName>M. Suha</givenName>
      <familyName>Yazici</familyName>
      <affiliation>Marmara Res Ctr, Energy Inst, PK 21, TR-41470 Gebze, Turkey</affiliation>
    </creator>
    <creator>
      <creatorName>Azder, M. Akif</creatorName>
      <givenName>M. Akif</givenName>
      <familyName>Azder</familyName>
      <affiliation>Marmara Res Ctr, Energy Inst, PK 21, TR-41470 Gebze, Turkey</affiliation>
    </creator>
    <creator>
      <creatorName>Salihoglu, Omer</creatorName>
      <givenName>Omer</givenName>
      <familyName>Salihoglu</familyName>
      <affiliation>Marmara Res Ctr, Energy Inst, PK 21, TR-41470 Gebze, Turkey</affiliation>
    </creator>
    <creator>
      <creatorName>San, F. Gul Boyaci</creatorName>
      <givenName>F. Gul Boyaci</givenName>
      <familyName>San</familyName>
      <affiliation>Marmara Res Ctr, Energy Inst, PK 21, TR-41470 Gebze, Turkey</affiliation>
    </creator>
  </creators>
  <titles>
    <title>Ultralow Pt Loading On Cvd Graphene For Acid Electrolytes And Pem Fuel Cells</title>
  </titles>
  <publisher>Aperta</publisher>
  <publicationYear>2018</publicationYear>
  <dates>
    <date dateType="Issued">2018-01-01</date>
  </dates>
  <resourceType resourceTypeGeneral="Text">Journal article</resourceType>
  <alternateIdentifiers>
    <alternateIdentifier alternateIdentifierType="url">https://aperta.ulakbim.gov.tr/record/93139</alternateIdentifier>
  </alternateIdentifiers>
  <relatedIdentifiers>
    <relatedIdentifier relatedIdentifierType="DOI" relationType="IsIdenticalTo">10.1016/j.ijhydene.2018.06.020</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">Continuous-phase, porous graphene was produced by CVD process and tested for suitability as catalyst and catalyst support for polymer electrolyte membrane (PEM) fuel cells. N-doping of CVD graphene was carried by NH3 gas flown over graphene for a given time. Ultralow Pt was sputter deposited onto porous, continuous phase N-doped graphene. Oxygen reduction reaction (ORR) activity by Rotating Disc Electrode (RDE) in 0,1 M HClO4 electrolyte and PEM fuel cell performance were measured. N-doping and thicker Pt sputtering increases reduction current in RDE measurements. Sputter deposition of 1 nm and 10 nm Pt on CVD graphene (2.1 and 21.45 mu gPt/cm(2) loading) has shown orders of magnitude increase in current compare to only-graphene samples. In fuel cell testing, sputter deposited Pt layer of 10 nm has provided 2.5 A/mgPt at 0.5 V polarization while 1 nm samples shows 15 A/mgPt performance at the same voltage. (C) 2018 Hydrogen Energy Publications LLC. Published by Elsevier Ltd. All rights reserved.</description>
  </descriptions>
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