Showing 2011 · hep-exShow all

105 papers · 2 filters

hep-ex2011★ 448 cited

Jet energy measurement with the ATLAS detector in proton-proton collisions at sqrt(s) = 7 TeV

ATLAS Collaboration

The jet energy scale (JES) and its systematic uncertainty are determined for jets measured with the ATLAS detector at the LHC in proton-proton collision data at a centre-of-mass en…

hep-ex2011★ 20 cited

Search for Higgs bosons of the minimal supersymmetric standard model in p-pbar collisions at sqrt(s)=1.96 TeV

D0 Collaboration

We report results from searches for neutral Higgs bosons produced in p-pbar collisions recorded by the Dzero experiment at the Fermilab Tevatron Collider. We study the production o…

hep-ex2011★ 29 cited

Measurements of WW and WZ production in W + jets final states in p-pbar collisions

D0 Collaboration

We study WW and WZ production with () final states using data collected by the D0 detector at the Fermilab Tevatron Collider corresponding to 4.3 fb^-1 of integrate…

hep-ex2011★ 215 cited

Measurement of inclusive jet and dijet production in pp collisions at sqrt(s) = 7 TeV using the ATLAS detector

ATLAS Collaboration

Inclusive jet and dijet cross sections have been measured in proton-proton collisions at a centre-of-mass energy of 7 TeV using the ATLAS detector at the Large Hadron Collider. The…

hep-ex2011★ 43 cited

Search for heavy vector-like quarks coupling to light quarks in proton-proton collisions at sqrt(s) = 7 TeV with the ATLAS detector

ATLAS Collaboration

This letter presents a search for singly produced vector-like quarks, Q, coupling to light quarks, q. The search is sensitive to both charged current (CC) and neutral current (NC)…

hep-ex2011★ 106 cited

Observation of a new chi_b state in radiative transitions to Upsilon(1S) and Upsilon(2S) at ATLAS

ATLAS Collaboration

The chi_b(nP) quarkonium states are produced in proton-proton collisions at the Large Hadron Collider (LHC) at sqrt(s) = 7 TeV and recorded by the ATLAS detector. Using a data samp…

hep-ex2011★ 47 cited

Search for first generation scalar leptoquarks in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector

ATLAS Collaboration

We report a search for first generation scalar leptoquarks using 1.03 fb^-1 of proton-proton collisions data produced by the Large Hadron Collider at sqrt(s)=7 TeV and recorded by…

hep-ex2011★ 42 cited

Measurement of D*+/- meson production in jets from pp collisions at sqrt(s) = 7 TeV with the ATLAS detector

ATLAS Collaboration

This paper reports a measurement of D*+/- meson production in jets from proton-proton collisions at a center-of-mass energy of sqrt(s) = 7 TeV at the CERN Large Hadron Collider. Th…

hep-ex2011★ 6 cited

Search for universal extra dimensions in ppbar collisions

D0 Collaboration

We present a search for Kaluza-Klein (KK) particles predicted by models with universal extra dimensions (UED) using a data set corresponding to an integrated luminosity of 7.3 fb$^…

hep-ex2011★ 85 cited

Search for scalar bottom pair production with the ATLAS detector in pp collisions at sqrt(s) = 7 TeV

ATLAS Collaboration

The results of a search for pair production of the scalar partners of bottom quarks in 2.05 fb^-1 of pp collisions at sqrt{s} = 7 TeV using the ATLAS experiment are reported. Scala…

hep-ex2011★ 14 cited

Search for production of resonant states in the photon-jet mass distribution using pp collisions at sqrt(s) = 7 TeV collected by the ATLAS detector

ATLAS Collaboration

This Letter describes a model-independent search for production of new resonant states in photon-jet events in 2.11 fb^-1 of proton-proton collisions at sqrt(s) = 7 TeV. We compare…

hep-ex2011★ 57 cited

Search for the Higgs boson in the H->WW(*)->lvlv decay channel in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector

ATLAS Collaboration

A search for the Higgs boson has been performed in the H->WW->lvlv channel (l=e/mu) with an integrated luminosity of 2.05/fb of pp collisions at sqrt(s) = 7 TeV collected with the…

hep-ex2011★ 62 cited

Search for extra dimensions using diphoton events in 7 TeV proton-proton collisions with the ATLAS detector

ATLAS Collaboration

Using data recorded in 2011 with the ATLAS detector at the Large Hadron Collider, a search for evidence of extra spatial dimensions has been performed through an analysis of the di…

hep-ex2011★ 151 cited

Search for a vector gauge boson in phi meson decays with the KLOE detector

2 Collaboration

The existence of a light dark force mediator has been tested with the KLOE detector at DAPHNE. This particle, called U, is searched for using the decay chain phi-->etaU, eta-->pi+p…

hep-ex2011★ 48 cited

Measurement of the production cross section for Z/gamma* in association with jets in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector

ATLAS Collaboration

Results are presented on the production of jets of particles in association with a Z/gamma* boson, in proton-proton collisions at sqrt(s) = 7 TeV with the ATLAS detector. The analy…

hep-ex2011★ 40 cited

Search for a Narrow ttbar Resonance in ppbar Collisions at sqrt{s}=1.96 TeV

D0 Collaboration

We report a search for a narrow ttbar resonance that decays into a lepton+jets final state based on an integrated luminosity of 5.3/fb of proton-antiproton collisions at sqrt{s}=1.…

hep-ex2011★ 36 cited

Search for diphoton events with large missing transverse momentum in 1 fb^-1 of 7 TeV proton-proton collision data with the ATLAS detector

ATLAS Collaboration

A search for diphoton events with large missing transverse momentum has been performed using 1.07 fb^-1 of proton-proton collision data at sqrt(s) = 7 TeV recorded with the ATLAS d…

hep-ex2011★ 34 cited

Zgamma production and limits on anomalous ZZgamma and Zgammagamma couplings in ppbar collisions at sqrt(s)=1.96 TeV

D0 Collaboration

We present a measurement of ppbar->Zgamma->ll+gamma (l = e, mu) production with a data sample corresponding to an integrated luminosity of 6.2 fb^{-1} collected by the D0 detector…

hep-ex2011★ 41 cited

Measurement of the relative branching ratio of B^0_s to J/psi f_{0}(980) to B_{s}{0} to J/psi phi

D0 collaboration, V. Abazov

We present a measurement of the relative branching fraction, R_{f_{0}/phi}, of B_{s}^{0} to J/ψf_{0}(980), with f_{0}(980) to pi^+ pi^-, to the process B_{s}^{0} to J/psi phi, with…

hep-ex2011★ 65 cited

Measurement of the inclusive jet cross section in p pbar collisions at sqrt(s)=1.96 TeV

D0 Collaboration, V. Abazov

We present a measurement of the inclusive jet cross section using the Run II cone algorithm and data collected by the D0 experiment in p pbar collisions at a center-of-mass energy…

hep-ex2011★ 99 cited

Search for new phenomena in final states with large jet multiplicities and missing transverse momentum using sqrt(s)=7 TeV pp collisions with the ATLAS detector

ATLAS Collaboration

Results are presented of a search for any particle(s) decaying to six or more jets in association with missing transverse momentum. The search is performed using 1.34 fb^-1 of sqrt…

hep-ex2011★ 29 cited

Search for anomalous Wtb couplings in single top quark production in ppbar collisions at sqrt(s) = 1.96 TeV

D0 Collaboration

We present new direct constraints on a general interaction using data corresponding to an integrated luminosity of 5.4 fb collected by the D0 detector at the Tevatron…

hep-ex2011★ 68 cited

Evidence for spin correlation in ttbar production

V. M. Abazov

We present a measurement of the ratio of events with correlated t and tbar spins to the total number of ttbar events. This ratio f is evaluated using a matrix-element-based approac…

hep-ex2011★ 417 cited

Electron performance measurements with the ATLAS detector using the 2010 LHC proton-proton collision data

ATLAS Collaboration

Detailed measurements of the electron performance of the ATLAS detector at the LHC are reported, using decays of the Z, W and J/psi particles. Data collected in 2010 at sqrt(s)=7 T…