'Selection cuts' presentation slideshows

Precision electroweak measurements: LHCb

Precision electroweak measurements: LHCb. Tara Shears, On behalf of the LHCb collaboration. Overview W, Z production Measurement definitions. 1. Introduction 2. Cross-sections 3. Outlook 4. Conclusions. Introduction Cross-sections: Z, W, ratios Outlook: PDF sensitivity, A FB

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Potential to Discover Supersymmetry in Events with Same-sign Dimuon, Jets and Missing Energy

Potential to Discover Supersymmetry in Events with Same-sign Dimuon, Jets and Missing Energy at LHC Yu riy Pakhotin (pakhotin@ufl.edu) for CMS and ATLAS Collaboration. SUSY08, COEX, Seoul, Korea June 19 th , 2008. LHC: Large Hadron Collider. LHC is pp-collider nominal energy: E=14 TeV

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FD event selection and data/MC comparisons

FD event selection and data/MC comparisons. D. A. Petyt 13/10/05. Motivation of this study Look at FD events (with blinding scheme imposed) to determine Whether we observe neutrino interactions at roughly the expected rate (i.e constant number of nu/pot)

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Estimation of W+jets background using Z+jets as a control sample

Estimation of W+jets background using Z+jets as a control sample. Maria Ilaria Besana, Umberto De Sanctis, Tommaso Lari (Milano group). Contents :. Introduction Datasets and selection cuts W/Z as a function of jet multiplicity Background contamination as a function of jet multiplicity

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Pentaquark Results from CDF

Pentaquark Results from CDF. International Workshop Pentaquark04 21-Jul, 2004 Ming-Jer Wang ( Institute of Physics, Academia Sinica ), Y.S. Chung, F. Curbis, E. Gerchtein, D. Litvintsev, M. Neubauer, R. Oldeman, J. Russ, F. Wurthwein For the CDF collaboration. Outline.

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PPR chapter 6.5 & D 0 detection

PPR chapter 6.5 & D 0 detection. Andrea Dainese University of Padova. 6.5 Charm and Beauty: update. First part on c and b production at LHC is finalized It will be submitted as a Note in these days Contents: cross sections and yields in Pb-Pb and pp at NLO (Nicola)

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gg->H->WW (*) ->2 l group Les Houches 2005: preparation for Higgs discovery

gg->H->WW (*) ->2 l group Les Houches 2005: preparation for Higgs discovery. E.W.N. Glover, J. Ohnemus and S. Willenbrock Phys. Rev., D 37 ( 1988 ) 3193 V. Barger, G. Bhattachatya, T, Han, B.A. Kniehl Phys. Rev., D43 (1991) 779 D. Dittmar and H. Dreiner hep-ph/9703401

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Proposed design of LumiCal for a 3TeV CLIC

Proposed design of LumiCal for a 3TeV CLIC. Iftach Sadeh Tel Aviv University Presenting a study which was conducted while enjoying the hospitality of the CLIC-LCD group at CERN. June 29 th 2009 sadeh@alzt.tau.ac.il. Overview. 2. 1. Basic design of the calorimeter.

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W->e?+jets Update

W->e?+jets Update. Kira Grogg UW-Madison 14 May, 2009. Action Items. Now including Ttbar+jets and Zee+jets backgrounds S/?(S+B) using all backgrounds and all selection cuts Now have W transverse mass cut applied Trying p T dependent electron ID cuts Not sure how to optimize

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Search for the Standard Model Higgs Boson Decaying to Muons via Weak Gauge Boson Fusion

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Monika Wielers (RAL) on behalf of the ATLAS Collaboration

ATLAS e/ ? / ? /jet/E T miss High Level Trigger Algorithms Performance with first LHC collisions. Monika Wielers (RAL) on behalf of the ATLAS Collaboration. Real Time 2010. Introduction. Outline

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ANGELO CARBONE INFN Bologna (for the LHCb Collaboration) PHYSICS AT LHC Prague, 6-12 July, 2003

ANGELO CARBONE INFN Bologna (for the LHCb Collaboration) PHYSICS AT LHC Prague, 6-12 July, 2003. Overview. Physics Motivation Event selection Sensitivity on CP-violating observables Determination of the ? angle of the unitarity triangle Conclusions. ?. *. V td V tb. *. V ud V ub.

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Measuring the Top Quark Cross Section in the Semileptonic Channel

Measuring the Top Quark Cross Section in the Semileptonic Channel. Andrea Bangert. Preview. TTbar decay channels and cross sections The ttbar sample Event selection Reconstructing the top quark Reconstructing the W boson Ttbar signal, ttbar background Physics backgrounds Next steps.

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FP420 Signal/Background WG

275 views • 17 slides

Single Top Production

264 views • 17 slides

e/gamma Trigger Overview

e/gamma Trigger Overview. Overview on what the e/g trigger does Main e/g triggers for L=10 31 Commissioning strategy Summary. L1 EM Calorimeter selection. EM/Tau Trigger

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11 April 2006 - KPM meeting

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Introduction

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Properties of Jets in Z Boson Events from 1.8 TeV ppbar Collisions

Properties of Jets in Z Boson Events from 1.8 TeV ppbar Collisions. Physics Motivation. 6708 Z ?e + e - decays, from 106pb -1 Sample large enough to study production of high energy hadronic jets associated with Z boson production Good test of QCD Small backgrounds

77 views • 7 slides