ET jet2 ET jet3 9 GeV -1 lab 2.5; one jet -1 lab 1.3. ISMD ... Etjet1 7 GeV ; Et jet2(3) 5 GeV -1 lab 2.5. Look in the Hadronic Center of Mass frame: ...
Z nn 3 jets. Z l l 2/3 jets. W l n 2/3 jets. W t n 2 jets. Top. Looking for SUSY ... limits are coming from D0 and LEP I limits (model independent) ...
Recherche des squarks/gluinos. J r me COSS S minaire de 2 me Ann e. Groupe D0 Villeurbanne ... Pions. Milieu passif/actif : Ur/Ar liquide. Couverture angulaire |? ...
... Shabalina, Christopher Neu, Tom Junk, Ann Heinson, Jason Nielsen, Michael Begel, ... single-top vs. top-pair analysis. same in e jets & jets within ...
14th International Workshop on Deep Inelastic Scattering Recent Results from the H1 Experiment Emmanuelle PEREZ DESY & CEA-Saclay High Q2 DIS: inclusive measurements
Parton Shower (PS) is used in the previous study. But PS has some problem. ... Crack. Missing Et resolution is worse in the crack sample. Fake missing Ex (GeV) ...
gg H bb swamps in QCD multijet background. Search in VH production ... Remove multijet background by multivariate discriminant. D : Boosted decision tree (BDT) ...
Advanced analysis tools to separate signal from background (NN, ME, BDT) 29/09/08 ... signal. Good proof of principle for LHC. Analysis Technique. Analysis ...
Higgs review commitee. A committee has recently been formed and charged with making a re-evaluation of ... of this committee will be closely coordinated with a ...
Search For New Physics. at the TeVatron. Jean-Fran ois Grivaz. LAL-Orsay. http://www-cdf. ... not unnatural in GUTs (e.g. M3/M2 ~ 1 if SUSY breaking by a 75) ...
Searches for Supersymmetry at CDF Wisconsin HEP Seminar Madison, 31 October 2006 Giulia Manca, University of Liverpool Outline Supersymmetry Searching for SUSY at CDF ...
New prel. result based on full HERA luminosity (475 pb-1) Breit Frame. Q2. Q2/2 -Q2/2 ... Results on high Q2 DIS from full e-p HERA II data will be input to next ...
State of the Standard Model. Effective model which describes data well ... Discovery possible ranging from. Few pb for 5 TeV ~1 fb for 9 TeV. Summary ...
... collisions high radiation environment e.g. in forward calorimeters: ... Calorimeters: energy of electrons, photons, hadrons. External tracker: identify muons ...
B.Levchenko, J.Repond, M.Derrick, S.Chekanov: Observation of the strange sea via ... L.Zawiejski, K.Olkiewicz, M.Derrick, S.Chekanov. 1D and 2D BE effect in DIS ...
Higgs Searches at D Marcel Demarteau Fermilab For the D Collaboration LCWS06, Bangalore, India March 9-13, 2006 Tevatron Experimental Program Tevatron Run I: 1992 ...
Di-lepton opening angle Dfll discriminates against dominant WW background. ... Discriminates against Drell-Yan. D Run II Preliminary. signal. signal. Dfem [rad] ...
Good understanding of Jet reconstruction and Energy calibration tools ... Good shape. Good shape. QCD Background Estimation. Use PYTHIA in different pT bins ...
Reconstructed with cone algorithm from calorimeter towers. ET 15 GeV (8 GeV on 4th jet) ... Wrote calorimeter software documentation. Plus: Beauty, charm ...
A priori knowledge is used as a constraint in likelihood. 28. Results on Data I ... Yield relevant constraint on the SM Higgs mass (only based on this measurement) ...
Recon protojet = towers after applying noise supression. 15.1 0.2 MeV. Tower. Et (MeV) ... More diagnostic of the jet algorithm behaviour at recon level ...
Higgs boson production in association with a photon. in Vector Boson Fusion at LHC ... what happens if the radiation of a photon. from b-coupling is switched off ...
Wine and Cheese Seminar. Fermilab, 12 May 2006. 12th May 2006 ... THREE ISOLATED LEPTONS. If Rp conserved, LARGE MISSING TRANSVERSE ENERGY. from the stable LSP ...
ET(j) cuts depending on m(j) 3 b-tags. DF(bb) 109 (against g bb) Backgrounds: ... Limit (95%CL for Mj = 100 GeV): convert s BR limit in tanb vs Higgs mass exclusion ...
Introduction. Major goal of the Tevatron Run II is the search for Higgs bosons. ... Peak luminosity now better than Run I : 3.7 x 1031 cm-1 s-1. D upgraded for Run II ...
WW/WZ, lepton fakes, QCD. Dilepton mode. Clean, low background. Small ... Detector fakes, dibosons. D0: Require four jets and kinematics, or soft-lepton b tag ...
Methods we are planning to use to determine the Multijet (MJ) ... ET(EM1,EM2) 25 GeV , 2 track matched (spatial) and ET(jet1,jet2) 25 GeV. 2 EM clusters 0 jet ...
different SUSY breaking different class of models. MSSM Assumptions: ... 5 free parameters. mo common scalar mass. m1/2 common squark mass. Ao trilinear coupling ...
QCD: estimated from data. at least one EM cluster fails standard ID cut ... at low MET ( 20(15) GeV) normalized to predict contribution at high MET. e : from data ...
Higgs in the Standard Model. Mass of elementary particles ... Liquid Argon-Uranium | | 4. Excellent linearity and resolution. Muon detector. Low punch throughs ...
Wine and Cheese March 14, 2003. Brad Abbott. 1. Recent D results in B, QCD Electroweak, Top and Higgs ... A few noisy HDIs are causing infrequent HV trips ...
E. Nagy. Centre de Physique des Particules de Marseille ... E.Nagy - Tevatron SUSY Results. 8. Chargino (?1 ) and Neutralino (?20) RPC pair production ...
Missing ET is calculated using calorimeter cells with some minimum energies. Width and distribution of missing ET tells us the inherent noise of the calorimeter ...
New preliminary measurement of the mass of the top quark at D using Run I data ... Testing the analysis in simulated samples. New preliminary Run I Mt measurement ...
The Search For Supersymmetry at CDF. David Toback, Texas A&M University. 1 ... There are some theories that are so compelling that it's worth doing a ...
ajustement. bon accord. forte corr lation des masses (100fb-1) ... ajustement de tous les param tres. am liorations de plusieurs param tres. Caveat: erreurs ...