ATLAS探测器上双玻色子WZ产生截面的精确测量

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1、LISToFFIGURESOFFlGURESFig．1．1Feynmandiagramfor∥Zproductionatppcollision⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．3Fig．2．1TGCFeynmandiagrams⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11Fig．2．2FeynmanDiagramsfortreelevel陟rZproduction⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．14Fig．3．1AreamapoftheLHCandtheFrench—Swissborder⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯17Fig．3．2Schematiclayoutofthe

2、LHC⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．19Fig．3．3InjectionschemefortheLHC⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．20Fig．3．4Schematicviewofatwin．boremagnetfortheLHC⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯2lFig．3．5StandardModelcrosssectionsattheTevatronandLHCcolliders⋯⋯一23Fig．3．6TheATLASdetector⋯．．．⋯⋯．．⋯⋯⋯．⋯⋯．⋯⋯．⋯．⋯⋯．．⋯⋯．⋯⋯⋯．．⋯⋯．⋯：18Fig．3．7Toro

3、idalbendingpower⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．30Fig．：；．8TheInnerDetectorlayout⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．31Fig．3．9Thestructureofthebarrelaccordioncalorimeter⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯．．．35Fig．3．10Themuonspectrometer⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯37Fig．3．11Triggerchambers⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．37Fig．3．12

4、BlockdiagramoftheTrigger／DAQsystem⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．41Fig．4．1SchematicrepresentationoftheFullChainMonteCarloproductionofATLAS⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯48Fig．5．1Electronandmuonreconstructionemciencies⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯54Fig．5．2Muonreconstructionefficiencies⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．55F

5、ig．5．3LeptonPrdistribution⋯⋯⋯⋯⋯⋯．．．⋯⋯⋯⋯⋯．．．．⋯．⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯．．58Fig．5。4Missingtransverseenergyand彳够distribution⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．58Fig．5．5WandZmassdistribution⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．59Fig．5．6Momentumandmassdistribution．．⋯．．⋯．⋯．⋯⋯．⋯．．．⋯⋯⋯．⋯．．⋯．⋯．⋯．⋯59Fig．5．76，distributionofWZ⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯

6、⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯59Fig．5．8ScalarandVectorsumofietenergy⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．60Fig．5．9Zdistributionafterfinalselection．⋯．．．⋯．．⋯．．．．⋯⋯．⋯．⋯⋯．．．⋯．⋯．⋯．⋯．．．．．62Fig．5．10WZdistributionafterfinalselection⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．63Fig．5．11BDToutputdistribution⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯65Fig?5．12Trans

7、versemassdistributionofWZ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．，61Fig．5．13TransversemomentumdistributionofZ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．68Fig．5．14Fourdecaychannelscombinedcrosssectionof旷Z⋯⋯⋯⋯⋯⋯⋯⋯⋯71Fig．5．15BDToutputofdif’ferentversiondata⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯72Fig．6．1Schematicviewofadecisiontree⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．74

8、Fig．6．2BookingoftheBDTclassifier．