简介:TheinteractionbetweenC60’sinsolidC60hasbeencalculatedby(exp-6-1)potential,andthecauseandthecontrolledfactorofthehighrapidrotationsofC60’swerediscussed.InordertodescribethedisordereddegreeofC60rotation,anequivalentMisintroduced.Thephasetransitionsatthe~260Kandatthe~90KarestudiedfromtheviewpointofC60rotation.Thepotentialbarriersoftheorderedrotationbelowthe~260Kandthedisorderedrotationabovethe~260Khavebeengiven,andtheeffectoftheexternalpressureonthetemperatureofphasetransitionhasalsobeengiven.
简介:IntroductionTherecentdiscoveryofaclassofcarboncontainingmoleculesknownasthefulereneshasproducedaseriesofmaterialswithawideran...
简介:TheconstructionofadsorptivetypeC60modifiedelectrodeanditselectrochemicalreductionandoxidationbehaviorinaqueoussolutionsaredescribedinthisreport.Fourpairsofone-electrontransferreductionandoxidationcyclicvoltammetryisobtainedinaqueoussolutioncontaining30%CH3CNand2%(C2H5)4NOH.ItisreportedinthispaperthattheC60modifiedelectrodealsocatalyzestheelectrochemicalreductionofdissolvedoxygenin40%DMFand2%(C2H5)4NOHaqueoussolutionandthismightopenanewfieldforthepotentialapplicationsofC60inelectrochemistryandelectroaualyticalchemistry.
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简介:1IntroductionFullerenehasreceivedconsiderableattentionandagreatresearchinginterestduetoitsuniquestructureandinterestingproperties[1-3].Manyfunctionalgroupshavebeenintroduced,oftenregion-orstereo-selectively,fortuningthephysicalpropertiesofC60andforconstructingsupramoleculararchitectures[4-6].AmongallkindsofC60derivatives,thediseoticmolecule-substitutedC60derivativesshowinterestingproperties,especially,liquidcrystalproperties.Uptonow,fewC60derivativeswithdiscotic-moleculargroupsandtheirliquidcrystalpropertieshavebeenstudied.In1996,Deschenauxetal.[7]reportedthefirstmesomorphicC60-ferrocenederivative.Tianetal.[8]synthesizedaC60-perylenederivativein2004.Nakanishietal.[9]preparedaseriesofuncommonliquidC60derivativeswith2,4,6-tris(alkyloxy)benzalgroupsin2006.Lately,Geertsetal.[10]describedthesynthesisofmesogenicphthalocyanine-C60.
简介:Thesolvent-freemechanochemicalreactionandtheliquid-phasereactionofC60withethyl2-diazopropionatepreparedinsituorpreformedfromalanineethylesterhydrochlorideandsodiumnitritehavebeeninvestigated.Methanofullerene1andfulleroids2and3fromthesereactionswereobtained,meanwhilethepyrazolineintermediatewasnotobserved.Fulleroids2and3canbeconvertedtomethanofullerene1inrefluxingtoluene.