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CRADAReportNREL/TP-7A1-48417August2010InkJetPrintingforSiliconPhotovoltaicsCooperativeResearchandDevelopmentFinalReportCRADANumber:CRD-04-00139NRELTechnicalContact:DavidGinleyNOTICEThisreportwaspreparedasanaccountofworksponsoredbyanagencyoftheUnitedStatesgovernment.
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A(3)oftheCRADAdocument,thisdocumentisthefinalCRADAreport,includingalistofSubjectInventions,tobeforwardedtotheOfficeofScienceandTechnicalInformationaspartofthecommitmenttothepublictodemonstrateresultsoffederallyfundedresearch.
CRADAnumber:CRD-04-00139CRADATitle:InkJetPrintingforSiliconPhotovoltaicsPartiestotheAgreement:EvergreenSolar,Inc.
+NRELJointWorkStatementFundingTableshowingDOEcommitment:EstimatedCostsNRELSharedResourcesYear1$33,000.
00Year2$10,000.
00Year3$32,000.
00TOTALS$75,000.
00AbstractofCRADAwork:EvergreenSolaronlyhasequipmentsuitablefortestinglargeareacells.
ThesprayequipmentandtubefurnacesatNRELarecurrentlysuitableonlyforsmallareas.
However,Evergreencoulduseasmall-areagrid,andsubsequentcellisolationwithadicingandcellmeasurementcouldbeperformedatNREL.
NRELhasperformedworkwithsprayingAlandAgnanoparticlestoformmetalcontactstoSi.
Theyhavealsousedmetallo-organicprecursorstoformmetalcontact.
SummaryofResearchResults:ThepurposeofthisCRADAwastocombinethestrengthsofNRELandEvergreenSolarintheareaofinkjetprintingtodevelopanewmanufacturingtechnologynecessarytoproduceSisolarcellsbasedonribbontechnologycomparabletoorexceedingcurrenttechnologies.
Successwasbasedontheachievementefficienciesequaltoorsuperiortothosemadewithexistingtechnologicalapproaches.
SubjectInventionslisting:NoneReportDate:4/30/10ResponsibleTechnicalContactatAlliance/NREL:Ginley,DavidThisdocumentcontainsNOconfidential,protectable,orproprietaryinformation.