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Showing 2010 · hep-exShow all

60 papers · 2 filters

hep-ex2010★ 70 cited

Measurement of the top quark pair production cross section in the lepton+jets channel in proton-antiproton collisions at =1.96 TeV

D0 Collaboration, V. Abazov

We present a measurement of the inclusive top quark pair production cross section in \ppbar collisions at (\sqrt{s}=1.96) TeV utilizing data corresponding to an integrated luminosi…

hep-ex2010★ 93 cited

Study of Jet Shapes in Inclusive Jet Production in pp Collisions at sqrt(s) = 7 TeV using the ATLAS Detector

The ATLAS Collaboration

Jet shapes have been measured in inclusive jet production in proton-proton collisions at sqrt(s) = 7 TeV using 3 pb^{-1} of data recorded by the ATLAS experiment at the LHC. Jets a…

hep-ex2010★ 18 cited

Measurement of the underground atmospheric muon charge ratio using the MINOS Near Detector

MINOS Collaboration

The magnetized MINOS Near Detector, at a depth of 225 meters of water equivalent (mwe), is used to measure the atmospheric muon charge ratio. The ratio of observed positive to nega…

hep-ex2010★ 157 cited

Measurement of the centrality dependence of J/ψ yields and observation of Z production in lead-lead collisions with the ATLAS detector at the LHC

The ATLAS Collaboration

Using the ATLAS detector, a centrality-dependent suppression has been observed in the yield of J/ψ mesons produced in the collisions of lead ions at the Large Hadron Collider. In a…

hep-ex2010★ 195 cited

Measurement of the inclusive isolated prompt photon cross section in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector

The ATLAS Collaboration

A measurement of the cross section for the inclusive production of isolated prompt photons in pp collisions at a centre-of-mass energy sqrt(s) = 7TeV is presented. The measurement…

hep-ex2010★ 230 cited

Measurement of the top quark-pair production cross section with ATLAS in pp collisions at $\sqrt{s}=7\TeV$

The ATLAS Collaboration

A measurement of the production cross-section for top quark pairs($\ttbar$) in collisions at $\sqrt{s}=7 \TeV$ is presented using data recorded with the ATLAS detector at the…

hep-ex2010★ 20 cited

Search for associated production in 5.3 fb of collisions at the Fermilab Tevatron

D0 Collaboration, V. Abazov

We present a search for associated production of Higgs and bosons in collisions at a center of mass energy of TeV in 5.3 fb of integrated lumi…

hep-ex2010★ 510 cited

Charged-particle multiplicities in pp interactions measured with the ATLAS detector at the LHC

The ATLAS Collaboration

Measurements are presented from proton-proton collisions at centre-of-mass energies of sqrt(s) = 0.9, 2.36 and 7 TeV recorded with the ATLAS detector at the LHC. Events were collec…

hep-ex2010★ 27 cited

Search for Diphoton Events with Large Missing Transverse Energy in 7 TeV Proton-Proton Collisions with the ATLAS Detector

The ATLAS Collaboration

A search for diphoton events with large missing transverse energy is presented. The data were collected with the ATLAS detector in proton-proton collisions at sqrt(s) = 7 TeV at th…

hep-ex2010★ 129 cited

Measurement of underlying event characteristics using charged particles in pp collisions at and 7 TeV with the ATLAS detector

The ATLAS Collaboration

Measurements of charged particle distributions, sensitive to the underlying event, have been performed with the ATLAS detector at the LHC. The measurements are based on data collec…

hep-ex2010★ 4 cited

J/psi production at high pT at STAR

Zebo Tang

We report results on J/psi-hadron azimuthal angular correlations in 200 GeV p+p collision in the STAR experiment at RHIC. The extracted B-hadron feed-down contribution to inclusive…

hep-ex2010★ 741 cited

Observation of a Centrality-Dependent Dijet Asymmetry in Lead-Lead Collisions at sqrt(S(NN))= 2.76 TeV with the ATLAS Detector at the LHC

The ATLAS Collaboration

Using the ATLAS detector, observations have been made of a centrality-dependent dijet asymmetry in the collisions of lead ions at the Large Hadron Collider. In a sample of lead-lea…

hep-ex2010★ 20 cited

Search for resonant WW and WZ production in ppbar collisions at ?s = 1.96 TeV

D0 Collaboration, V. Abazov

We search for resonant WW or WZ production using up to 5.4 fb-1 of integrated luminosity collected by the D0 experiment in Run II of the Fermilab Tevatron Collider. The data are co…

hep-ex2010★ 18 cited

Low Multiplicity Burst Search at the Sudbury Neutrino Observatory

SNO Collaboration

Results are reported from a search for low-multiplicity neutrino bursts in the Sudbury Neutrino Observatory (SNO). Such bursts could indicate detection of a nearby core-collapse su…

hep-ex2010★ 42 cited

Search for neutral Higgs bosons in the multi-b-jet topology in 5.2fb-1 of ppbar collisions at sqrt(s)=1.96 TeV

D0 Collaboration, V. Abazov et al.

Data recorded by the D0 experiment at the Fermilab Tevatron Collider are analyzed to search for neutral Higgs bosons produced in association with b quarks. The search is performed…

hep-ex2010★ 47 cited

Measurement of the W boson helicity in top quark decays using 5.4 fb^-1 of ppbar collision data

V. M. Abazov, B. Abbott, B. S. Acharya +425

We present a measurement of the helicity of the W boson produced in top quark decays using ttbar decays in the l+jets and dilepton final states selected from a sample of 5.4 fb^-1…

hep-ex2010★ 22 cited

A measurement of the ratio of inclusive cross sections at TeV

D0 Collaboration, V. Abazov et al.

The ratio of the cross section for interactions producing a boson and at least one quark jet to the inclusive cross section is measured using $4.2\…

hep-ex2010★ 128 cited

Measurement of the W -> lnu and Z/gamma* -> ll production cross sections in proton-proton collisions at sqrt(s) = 7 TeV with the ATLAS detector

The ATLAS Collaboration

First measurements of the W -> lnu and Z/gamma* -> ll (l = e, mu) production cross sections in proton-proton collisions at sqrt(s) = 7 TeV are presented using data recorded by the…

hep-ex2010★ 12 cited

Forward Neutron Production at the Fermilab Main Injector

T. S. Nigmanov, D. Rajaram, M. J. Longo +50

We have measured cross sections for forward neutron production from a variety of targets using proton beams from the Fermilab Main Injector. Measurements were performed for proton…

hep-ex2010★ 21 cited

Search for single vector-like quarks in ppbar collisions at sqrt(s) = 1.96 TeV

D0 Collaboration, V. Abazov

We present a search for hypothetical vector-like quarks in ppbar collisions at sqrt(s) = 1.96 TeV. The data were collected by the D0 detector at the Fermilab Tevatron Collider and…

hep-ex2010★ 396 cited

Solar neutrino results in Super-Kamiokande-III

K. Abe, Y. Hayato, T. Iida +120

The results of the third phase of the Super-Kamiokande solar neutrino measurement are presented and compared to the first and second phase results. With improved detector calibrati…

hep-ex2010★ 59 cited

Cross section and double helicity asymmetry for eta mesons and their comparison to neutral pion production in p+p collisions at sqrt(s)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +429

Measurements of double-helicity asymmetries for inclusive hadron production in polarized p+p collisions are sensitive to helicity--dependent parton distribution functions, in parti…

hep-ex2010★ 181 cited

Measurement of inclusive jet and dijet cross sections in proton-proton collisions at 7 TeV centre-of-mass energy with the ATLAS detector

ATLAS Collaboration

Jet cross sections have been measured for the first time in proton-proton collisions at a centre-of-mass energy of 7 TeV using the ATLAS detector. The measurement uses an integrate…

hep-ex2010★ 22 cited

Search for pair production of the scalar top quark in the electron-muon final state

V. M. Abazov, B. Abbott, M. Abolins +428

We report the result of a search for the pair production of the lightest supersymmetric partner of the top quark () in collisions at a center-of-mass energy…