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1、REVIEWSªSyntheticMetalsº:ANovelRoleforOrganicPolymers(NobelLecture)**AlanG.MacDiarmid*Sincetheinitialdiscoveryin1977,thatchallengeisthedevelopmentoflow-orsemiconductingregimes;however,polyacetylene(CH)x,nowcommonlycostdisposableplastic/paperelectronicthelackofsimplemethodstoobtaink
2、nownastheprototypeconductingdevices.Conventionalinorganiccon-inexpensiveconductivepolymerpolymer,couldbep-orn-dopedeitherductors,suchasmetals,andsemicon-shapes/patternslimitmanyapplica-chemicallyorelectrochemicallytotheductors,suchassilicon,commonlytions.Hereinisdescribedanovel,met
3、allicstate,thedevelopmentoftherequiremultipleetchingandlitho-simple,andcheapmethodtopreparefieldofconductingpolymershascon-graphicstepsinfabricatingthemforpatternsofconductingpolymersbyatinuedtoaccelerateatanunexpectedlyuseinelectronicdevices.Thenumberprocesswhichweterm,ªLinePatter
4、n-rapidrateandavarietyofotherofprocessingandetchingstepsin-ingº.conductingpolymersandtheirderiva-volvedlimitstheminimumprice.Ontiveshavebeendiscovered.Othertheotherhand,conductingpolymersKeywords:conductingmaterials´typesofdopingarealsopossible,suchcombinemanyadvantagesofplastics,l
5、iquidcrystals´nano-electronics´asªphoto-dopingºandªcharge-injec-forexample,flexibilityandprocessingNobellecture´polymerstiondopingºinwhichnocounterfromsolution,withtheadditionalad-dopantionisinvolved.OneexcitingvantageofconductivityinthemetallicIntroductionincreasedbyseveralorderso
6、fmagnitudefromthesemi-conductorregimearegenerallyreferredtoasªelectronicAnorganicpolymerthatpossessestheelectrical,electronic,polymersºandhavebecomeofverygreatscientificandmagnetic,andopticalpropertiesofametalwhileretainingthetechnologicalimportancesince1990becauseoftheiruseinlight
7、emittingdiodes.[1]Theemeraldinebaseformofpolyani-mechanicalproperties,processibility,etc.commonlyassoci-atedwithaconventionalpolymer,istermedanªintrinsicallylineandtrans-(CH)xareshowninFigure1toillustratetheconductingpolymerº(ICP)morecommonlyknownasaincreasesinelectricalconductivit
8、yofmanyordersofmagni-ªsynt
