Graphene Technology：Roadmap to Applications

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1、GrapheneTechnology:RoadmaptoApplicationsAndreaC.FerrariDepartmentofEngineering,CambridgeUniversity,Cambridge,UKCAMBRIDGEUNIVERSITYELECTRONICDEVICESNANOMATERIALSANDDEPARTMENTOFENGINEERINGSPECTROSCOPYGROUPANDMATERIALSGROUPQuantumHallEffectLinearSpectrumOneAtomThinTransistorsMembra

2、nes/GasBarrierHighMobility?StrengthPhotovoltaicsCompositesUniqueOpticalHighlyPropertiesTransparentStretchableCAMBRIDGEUNIVERSITYELECTRONICDEVICESNANOMATERIALSANDDEPARTMENTOFENGINEERINGConductorsSPECTROSCOPYGROUPANDMATERIALSGROUP2BendabilityofElectronicMaterialsMaterialFractureSt

3、rainMaterialFractureStrainSilicon～0.7%Poly-ZnO0.03%ITO0.58～1.15%Polyimide4%Au0.46%Graphene>15-20%CAMBRIDGEUNIVERSITYELECTRONICDEVICESNANOMATERIALSANDDEPARTMENTOFENGINEERINGSPECTROSCOPYGROUPANDMATERIALSGROUPHowtoMakeGraphene?CAMBRIDGEUNIVERSITYDrawing:ELECTRONICDEVICESDEPARTMENTO

4、FENGINEERINGANDMATERIALSGROUP(micro)mechanicalcleavageofgraphiteHowtoMakeGraphene?GRAPHITEISSTRONGLYLAYEREDSLICEDOWNTOONEATOMICPLANECAMBRIDGEUNIVERSITYELECTRONICDEVICESDEPARTMENTOFENGINEERINGANDMATERIALSGROUPGrapheneProductionCAMBRIDGEUNIVERSITYELECTRONICDEVICESNANOMATERIALSANDD

5、EPARTMENTOFENGINEERINGSPECTROSCOPYGROUPANDMATERIALSGROUPSKKUProcessBaeNatureNano(2010)CAMBRIDGEUNIVERSITYELECTRONICDEVICESNANOMATERIALSANDDEPARTMENTOFENGINEERINGSPECTROSCOPYGROUPANDMATERIALSGROUPIndustrialgraphiteIndustrialgraphitepurification&exfoliationpurification&exfoliation

6、CAMBRIDGEUNIVERSITYELECTRONICDEVICESNANOMATERIALSANDDEPARTMENTOFENGINEERINGSPECTROSCOPYGROUPANDMATERIALSGROUP10ChemicalExfoliationofChemicalExfoliationofGrapheneGrapheneLargeareagraphenecoverageCAMBRIDGEUNIVERSITYELECTRONICDEVICESNANOMATERIALSANDDEPARTMENTOFENGINEERINGSPECTROSCO

7、PYGROUPANDMATERIALSGROUP28April201111Liquidphaseexfoliationgraphite+Idealcase:100%UltrasonicationmonolayergrapheneflakesCAMBRIDGEUNIVERSITYELECTRONICDEVICESNANOMATERIALSANDDEPARTMENTOFENGINEERINGSPECTROSCOPYGROUPANDMATERIALSGROUPLiquidphaseexfoliationDispersioninwater-Dispersion

8、insurfactantsolutionorganicsolventSolventwithhi