'Top decays' diaporamas de présentation

Heavy Flavour

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PART 2

PART 2. Precise measurements of: m W , m top. Electromagnetic constant measured in atomic transitions, e + e - machines, etc. Fermi constant measured in muon decay. radiative corrections ?r ~ f (m top 2 , log m H ) ?r ? 3%. Weinberg angle measured at LEP/SLC.

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PART 2

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Calorimeter Calibration and Jet Energy Scale

Jean-Francois Arguin November 28 th , 2005 Physics 252B, UC Davis . Calorimeter Calibration and Jet Energy Scale. Outline. Quick remainder of calorimetry Calibration before the experiment starts: test beam Calibration when the experiment is running: Hardware calibration Collider data

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Top pair production cross section and branching ratio measurements

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Current Status of Top Quark Physics at ATLAS

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Some validation of MC@NLO, AlpGen and TopRex

Some validation of MC@NLO, AlpGen and TopRex. Stan Bentvelsen Feb 18 th , 2004. Resume of MC@NLO. MC@NLO: Matching NLO calculations of QCD process with parton shower MC simulation Fully exclusive events generated Hard emissions treated as in NLO Soft emissions handled by MC shower (Herwig)

329 views • 19 slides

Search for extra-boson from Top Decays

Search for extra-boson from Top Decays. Jenna Lane, Paul Miyagawa and Un-Ki Yang. Manchester Christmas Meeting, Dec. 20-21. Motivation. Search for extra boson from top decays (top->Xb, where X->jj) using a dijet mass Charged Higgs is a good candidate at low tan( ? )

173 views • 7 slides