2011-Structure and Bonding Solid Oxide Fuel Cells

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1、StructBond(2011)141:132DOI:10.1007/430_2011_42#Springer-VerlagBerlinHeidelberg2011Publishedonline:24May2011StructureandBonding:SolidOxideFuelCellsXiao-DongZhouandSubhashC.SinghalAbstractRecentmaterialsdevelopmentforsolidoxidefuelcells(SOFCs)hasbeendrivenbytherecognitionofsimultaneousimprovement

2、overtheactivity(e.g.,systemperformance)anddurability(e.g.,stabilityoftheperformance).StructureandbondingofSOFCcomponentsanddeviceslieattheheartoftheviableapproachestoachievetheseimprovements.WewillstartthispaperwithabriefillustrationofstructureandbondinginSOFCs,followedbydetailedanalysisonthero

3、leoflocalstructureandchemicalbondingontheelectrochemicalperformanceandperformancestabilityofSOFCs.KeywordsComponents
Performance
Solidoxidefuelcells
Stability
StructureContents1Introduction.................................................................................22StructureandChemicalBon

4、dingattheAtomicScale......................................42.1OxygenIonConductivityintheElectrolyte..........................................42.2ElectrochemicalReactionsintheCathode...........................................102.3Fuel/AnodeInteraction.............................................

5、.................173StructureandChemicalBondingattheMicrometerScale................................203.1GasDiffusionRequirement..........................................................203.2TriplePhaseBoundary...............................................................223.3Sealant...........

6、....................................................................224StructureandChemicalBondingattheMacroScale......................................234.1Interconnect..........................................................................244.2CellDesignandPowerSystems.......................

7、..............................255Summary...................................................................................28References......................................................................................29X.-D.Zh