introduction to the physics of higgs bosons

《introduction to the physics of higgs bosons》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、BNL-61012October,1994INTRODUCTIONTOTHEPHYSICSOFHIGGSBOSONSS.DawsonPhysicsDepartment,BrookhavenNationalLaboratory,Upton,NY11973AbstractarXiv:hep-ph/9411325v117Nov1994AbasicintroductiontothephysicsoftheStandardModelHiggsbosonisgiven.WediscussHiggsbosonproductionine+eandhadroniccollisionsandsurveyse

2、archtechniquesatfutureaccelerators.TheHiggsbosonsoftheminimalSUSYmodelarebrie yconsidered.Indirectlimitsfromtrivialityarguments,vacuumstabilityandprecisionmeasurementsatLEParealsopre-sented.Lecturesgivenatthe1994TheoreticalAdvancedStudyInstitute,Boulder,CO.,May30-June23,1994Contents1TheHiggsMechan

3、ism41.1AbelianHiggsModel...........................41.2Weinberg-SalamModel..........................72HiggsProductionine+eColliders103HiggsProductioninHadronicCollisions113.1GluonFusion...............................113.2LowEnergyTheorem...........................143.3FindingtheHiggsBosonattheLHC

4、..................153.4HiggsBosonProductionattheTevatron................174HiggsBosonProductionfromVectorBosons174.1TheEectiveWApproximation.....................174.2DoestheEectiveWapproximationWork?..............204.3SearchingforaHeavyHiggsBosonattheLHC............225StronglyInteractingHiggsBos

5、ons235.1MH!1,TheNon-LinearTheory...................245.2CoecientsofNewInteractionsinaStronglyInteractingSymmetryBreakingSector..............................276IndirectLimitsontheHiggsBosonMass286.1Unitarity..................................296.2Triviality..................................306.3Vac

6、uumStability.............................326.4BoundsfromElectroweakRadiativeCorrections............337ProblemswiththeHiggsMechanism348HiggsBosonsinSupersymmetricModels359Conclusions371ListofFiguresFig.1Scalarpotentialwith2>0.Fig.2Scalarpotentialwith2<0.Fig.3Determinationofvfromdecay.Fig.4Feynma

7、nrulesfortheStandardModelHiggsboson.Fig.5Higgsproductionthroughe+e!ZH.Fig.6BranchingratioforZ!He+e.Fig.7Totalcrosssectionfore+e!ZH.Fig.8Higgsbosonproductionthroughgluonfusionwithaquarkloop.4M22Fig.9Formfacto