Present status of Geant4 .pdf

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1、NuclearInstrumentsandMethodsinPhysicsResearchA453(2000)455}460PresentstatusofGeant4KatsuyaAmakoOnbehalfoftheGeant4CollaborationHighEnergyAcceleratorResearchOrganization,KEK,InstituteofParticleandNuclearStudies,1-1Oho,Tsukuba-shi,Ibaraki-ken305,JapanAccepted21June2000AbstractGeant4

2、isasoftwaretoolkitforbothfullandfastMonteCarlosimulationofdetectorsinhigh-energyphysicsexperiments.Ithasbeendevelopedunderaworldwidecollaborationofabout100scientists,comingfromover40institutesandHEPexperimentgroupsin15countries.The"rstproductionversionofGeant4wasreleasedinDecember

3、1998.Inthisreport,thepresentstatusofthetoolkitissummarized.(2000PublishedbyElsevierScienceB.V.Allrightsreserved.1.IntroductionweaccumulatedbasicuserrequirementsfromtheHEPcommunity.AlsotakenintoaccountwereGeant4isageneral-purposesimulationtoolkitrequirementsfromspaceandcosmicrayapp

4、lica-forparticledetectors.Itprovidesbasicfunctional-tions,nuclearandradiationcomputations,heavyityofsimulationastodescribedetectorgeometryionandmedicalapplications.RD44"nisheditsandmaterials,totransportparticle,todescribemandatebyreleasingthe"rstproductionversionindetectorresponse

5、andtovisualizesimulationDecemberof1998.Afterthisrelease,majorHEPrelatedinformation.Italsoprovidesextensivelaboratoriesandexperimentsovertheworldphysicsmodelstodescribeinteractionsofparticlesformedanewinternationalcollaboration}Geant4,withmatteracrossawideenergyrange.Itwaswhichisba

6、sedontheMemorandumofUnder-designedanddevelopedundertheCERNR&Dstanding(MoU).ThisnewGeant4collaborationproject(RD44)[1}4]fromtheendof1994throughhasaresponsibilitytomaintaintheproduction1998.RD44wasaworldwidecollaborationofphaseofthetoolkit.about100scientists,comingfromover40institut

7、esandexperimentsin15countries.ThedesigngoalofGeant4wastocreatea#exibleandextensiblesimu-2.Geant4developmentandsoftwaremethodologylationtoolkitexploitingobject-orientedmethod-ologiesandC##implementationtechnology.BecauseofwidevarietyofrequirementstotheAchievementoftransparencyofthe

8、physicsimple-Geant4toolkitnotonly