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1、LBNL-50425UCB-PTH-02/24hep-ph/0205317May2002PROBINGNEWPHYSICS:FROMCHARMTOSUPERSTRINGS∗†MaryK.GaillardDepartmentofPhysics,UniversityofCalifornia,andTheoreticalPhysicsGroup,50A-5101,LawrenceBerkeleyNationalLaboratory,Berkeley,CA94720,USAAbstractEffectivetheoriesbasedonexperimentaldataprovid
2、epowerfulprobesandtestsofunderlyingtheoriesinelementaryparticlephysics.ExampleswithinandbeyondtheStandardModelarediscussed,includingaspecificmodelforsupersymmetrybreakingwithinthecontextoftheweaklycoupledheteroticstring.arXiv:hep-ph/0205317v128May2002∗TalkpresentedatArkadyfest,Universityo
3、fMinnesota,Minneapolis,MN,May17-18,2002,tobepublishedintheproceedings.†ThisworkwassupportedinpartbytheDirector,OfficeofEnergyResearch,OfficeofHighEnergyandNuclearPhysics,DivisionofHighEnergyPhysicsoftheU.S.DepartmentofEnergyunderContractDE-AC03-76SF00098andinpartbytheNationalScienceFoundatio
4、nundergrantsPHY-0098840andINT-9910077.DisclaimerThisdocumentwaspreparedasanaccountofworksponsoredbytheUnitedStatesGovernment.Whilethisdocumentisbelievedtocontaincorrectinformation,neithertheUnitedStatesGovernmentnoranyagencythereof,norTheRegentsoftheUniversityofCalifornia,noranyoftheirem
5、ployees,makesanywarranty,expressorimplied,orassumesanylegalliabilityorresponsibilityfortheaccuracy,completeness,orusefulnessofanyinformation,apparatus,product,orprocessdisclosed,orrepresentsthatitsusewouldnotinfringeprivatelyownedrights.Referencehereintoanyspecificcommercialproductsproces
6、s,orservicebyitstradename,trademark,manufacturer,orotherwise,doesnotnecessarilyconstituteorimplyitsendorsement,recommendation,orfavoringbytheUnitedStatesGovernmentoranyagencythereof,orTheRegentsoftheUniversityofCalifornia.Theviewsandopinionsofauthorsexpressedhereindonotnecessarilystateor
7、reflectthoseoftheUnitedStatesGovernmentoranyagencythereof,orTheRegentsoftheUniversityofCalifornia.LawrenceBerkeleyLaboratoryisanequalopportunityemployer.ii1IntroductionThistalkbeginswithsomehistoricalremarksaboutworkdoneduringtheperiodoftheinceptionoftheStandardModel,espec
