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1、ReprintedfromREGULARPAPERIonAccelerationbytheCoulombExplosionofGrapheneChenMing,Zheng-ZheLin,YinWang,WenxianZhang,JunZhuang,andXi-JingNingJpn.J.Appl.Phys.49(2010)045103#2010TheJapanSocietyofAppliedPhysicsPerson-to-persondistribution(upto10persons)bytheauthoronly.Notpe
2、rmittedforpublicationforinstitutionalrepositoriesoronpersonalWebsites.JapaneseJournalofAppliedPhysics49(2010)045103REGULARPAPERIonAccelerationbytheCoulombExplosionofGrapheneChenMing1;2;3,Zheng-ZheLin1;2;3,YinWang1;2;3,WenxianZhang4,JunZhuang4,andXi-JingNing1;2;31Inst
3、ituteofModernPhysics,FudanUniversity,Shanghai200433,China2AppliedIonBeamPhysicsLaboratory,KeyLaboratoryoftheMinistryofEducation,FudanUniversity,Shanghai200433,China3DepartmentofNuclearScienceandTechnology,FudanUniversity,Shanghai200433,China4DepartmentofOpticalScience
4、andEngineering,FudanUniversity,Shanghai200433,ChinaReceivedJanuary13,2010;revisedJanuary31,2010;acceptedFebruary1,2010;publishedonlineApril20,2010Coulombexplosionofgraphenewithdifferentsizesandlayersisinvestigatedviamoleculardynamicssimulation.Agroupofcollimatedionswi
5、thaverageenergyofkeVcanbeobtainedfromtheCoulombexplosionprocessofnanometer-scalemultilayergrapheneinatubewithnanometer-scalelength,asthecarboniontakingononly1+charge.Theaverageionenergyisfoundtobeproportionaltothesquarerootofthenumberofatomsinasinglelayerwhilealsoprop
6、ortionaltolayernumbers.Accordingtothislinearrelationship,weestimatethatcollimatedionswithaverageenergyashighasMeVcanbegeneratedfromgraphenelayersofseveralmicronswhilethecarbonionstakingon3+charge.#2010TheJapanSocietyofAppliedPhysicsDOI:10.1143/JJAP.49.045103applicatio
7、nsinthefieldsrequiredforthecollimatedion1.Introductionbeams.BeamsofhighenergyprotonsandionshavebeenreceivingTherecentappearanceofgrapheneprovidesusanewconsiderableinterestduetotheirsignificantapplicationsinpotentialmaterialtoobtainhighenergyionsfromCE.Thismanyfieldssucha
8、stumortherapy,1)highresolutionradio-singlegraphitelayerisconsideredtobethethinnestmaterialgraph,2)andfastignitionoffusion.3)
