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1、NEWASPECTSOFTHESTRUCTUREANDDYNAMICSINNANOCRYSTALLINEOXIDESI.OVERVIEWOFTHEPROJECTPropertiesofmaterialscanbedrasticallychangedwhenoneormoredimensionsareinthenanometreregime.Theresultingchangesinchemical,physicalandbiologicalbehaviour,withexcitingtechnologicalapplications,hasbeenofintenseandg
2、rowinginterestoverthelastdecadeandanewresearcharea,thatofnanostructuredmaterials,hasemerged.Applicationsofthesematerials,nanotechnology,featuresintheforwardscienceplanningofmostdevelopedcountries(e.g.inForesightplansoftheUK,JapanandUS)andtheUSgovernmentregardsitas“thenextindustrialrevoluti
3、on”.Thisapplicationisfocusedononeparticularclassofthesenovelmaterials,namelynanocrystallineoxides,whichareattractingspecialattentionasadvancedceramics,catalysts,sensorsandadsorbents.Theseapplicationsrelyontheunique,butverypoorlyunderstood,structuresandatomictransportmechanismsinnanocrystal
4、s.Theaimoftheprojectistodefinethemicrostructureandmeasureatomictransportinselectedmaterials,andhencebetterunderstandthefundamentalparametersandmechanisms,whichgoverntheseproperties.Theplannedworkwillbuildontheexpertiseoftheapplicants,theirsuccessfulEPSRCproject(grantGR/K74876)inthisarea,an
5、drecentdevelopmentsinthesynthesisofsuchmaterials.Keyfeaturesoftheproposalaretheuseofnanocrystalsfromdifferentpreparativeroutesandnovelmethodsofrestrictingthegraingrowth.II.TRACKRECORDOFTHEAPPLICANTSTheapplicantsfirmlybelievethatitisthesynergyofunderstandingtheunderlyingchemistryandphysicst
6、hatunderpinsstrongmaterialstechnologyinthiscountry.Theyhavespecialisedexpertiseinthevarioussophisticatedmethodsandtechniquesinvolvedinthisproposal,andhavewellestablishedreputationsintheareaofsolid-statescience.However,keytothesuccessofthisprojectwillbetheverystrongresearchlinksthatexistbet
7、weentheapplicants(jointgrants,postdoctoralfellows,postgraduatestudentsandpublications)thatgivethecombinedteamauniquepositioninthestudyofdefectivematerials.Theinvestigatorshavecloselycollaboratedoncombinedstudiesofglasses[1,2]and,particularlyrelevanttothecurren
