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Search for contact interactions and large extra dimensions in dilepton events from pp collisions at sqrt(s) = 7 TeV with the ATLAS detector
ATLAS Collaboration
A search for non-resonant new phenomena, originating from either contact interactions or large extra spatial dimensions, has been carried out using events with two isolated electro…
Evidence for the decay and measurement of the relative branching fractions of meson decays to and
LHCb Collaboration, R. Aaij, C. Abellan Beteta +620
First evidence of the decay is found and the and decays are studied using a dataset corresponding to an integrated lumino…
Measurement of the -- oscillation frequency with the decays and
LHCb collaboration, R. Aaij, C. Abellan Beteta +621
The -- oscillation frequency is measured by the LHCb experiment using a dataset corresponding to an integrated luminosity of fb of proton-proton…
Measurement of the CP asymmetry in B0 -> K*0 mu+ mu- decays
LHCb collaboration, R. Aaij, C. Abellan Beteta +620
A measurement of the CP asymmetry in B0 -> K*0 mu+ mu- decays is presented, based on 1.0fb-1 of pp collision data recorded by the LHCb experiment during 2011. The measurement is pe…
Measurement of the D+/- production asymmetry in 7 TeV pp collisions
LHCb collaboration, R. Aaij, C. Abellan Beteta +619
The asymmetry in the production cross-section σof D+/- mesons, A_P = (σ(D+) - σ(D-))/(σ(D+) + σ(D-)), is measured in bins of pseudorapidity ηand transverse momentum p_T within the…
Differential branching fraction and angular analysis of the decay
LHCb collaboration, R. Aaij, C. Abellan Beteta +617
The angular distribution and differential branching fraction of the decay are studied with a dataset corresponding to of…
Observation of a new particle in the search for the Standard Model Higgs boson with the ATLAS detector at the LHC
The ATLAS Collaboration
A search for the Standard Model Higgs boson in proton-proton collisions with the ATLAS detector at the LHC is presented. The datasets used correspond to integrated luminosities of…
Implications of LHCb measurements and future prospects
LHCb collaboration, A. Bharucha, I. I. Bigi +763
During 2011 the LHCb experiment at CERN collected 1.0 fb-1 of sqrt{s} = 7 TeV pp collisions. Due to the large heavy quark production cross-sections, these data provide unprecedente…
Search for direct top squark pair production in final states with one isolated lepton, jets, and missing transverse momentum in sqrt(s) = 7 TeV pp collisions using 4.7 fb-1 of ATLAS data
ATLAS Collaboration
A search is presented for direct top squark pair production in final states with one isolated electron or muon, jets, and missing transverse momentum in proton-proton collisions at…
Combined search for the Standard Model Higgs boson in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector
ATLAS Collaboration
A combined search for the Standard Model Higgs boson with the ATLAS detector at the LHC is presented. The datasets used correspond to integrated luminosities from 4.6 fb^-1 to 4.9…
Measurement of the effective lifetime
LHCb collaboration, R. Aaij, C. Abellan Beteta +616
A precise determination of the effective lifetime can be used to constrain contributions from physics beyond the Standard Model in the meson sys…
Measurement of the Bs effective lifetime in the J/psi f0(980) final state
LHCb Collaboration, R. Aaij, C. Abellan Beteta +618
The effective lifetime of the Bs meson in the decay mode Bs->J/ψf0(980) is measured using 1.0/fb of data collected in pp collisions at sqrt(s) = 7 TeV with the LHCb detector. The r…
Measurement of the b-hadron production cross section using decays to D*muX final states in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector
ATLAS Collaboration
The b-hadron production cross section is measured with the ATLAS detector in pp collisions at sqrt(s) = 7 TeV, using 3.3 pb^-1 of integrated luminosity, collected during the 2010 L…
Hunt for new phenomena using large jet multiplicities and missing transverse momentum with ATLAS in 4.7 fb^-1 of sqrt(s) = 7 TeV proton-proton collisions
ATLAS Collaboration
Results are presented of a search for new particles decaying to large numbers of jets in association with missing transverse momentum, using 4.7 fb^-1 of pp collision data at sqrt(…
Measurement of the W boson polarization in top quark decays with the ATLAS detector
ATLAS Collaboration
This paper presents measurements of the polarization of W bosons in top quark decays, derived from ttbar events with missing transverse momentum, one charged lepton and at least fo…
Measurement of relative branching fractions of B decays to and mesons
LHCb Collaboration
The relative rates of B-meson decays into and mesons are measured for the three decay modes in pp collisions recorded with the LHCb detector. The ratios of branching…
Observation of excited Lambda_b0 baryons
LHCb collaboration, R. Aaij, C. Abellan Beteta +615
Using pp collision data corresponding to 1.0 fb-1 integrated luminosity collected by the LHCb detector, two narrow states are observed in the Lambda_b0pi+pi- spectrum with masses 5…
Measurement of the isospin asymmetry in decays
LHCb collaboration, R. Aaij, C. Abellan Beteta +615
The isospin asymmetries of decays and the partial branching fractions of and are measured as a function of the di-m…
Search for tb resonances in proton-proton collisions at sqrt(s) = 7 TeV with the ATLAS detector
ATLAS Collaboration
This Letter presents a search for tb resonances in 1.04/fb of LHC proton-proton collision data collected by the ATLAS detector at a center-of-mass energy of 7 TeV. Events with a le…
Observation of double charm production involving open charm in pp collisions at =7 TeV
LHCb Collaboration, R. Aaij, C. Abellan Beteta +589
The production of mesons accompanied by open charm, and of pairs of open charm hadrons are observed in pp collisions at a centre-of-mass energy of 7 TeV using an integrated l…
Search for a fermiophobic Higgs boson in the diphoton decay channel with the ATLAS detector
ATLAS Collaboration
A search for a fermiophobic Higgs boson using diphoton events produced in proton-proton collisions at a centre-of-mass energy of sqrt(s) = 7 TeV is performed using data correspondi…
Search for charged Higgs bosons decaying via H+ -> tau nu in top quark pair events using pp collision data at sqrt(s) = 7 TeV with the ATLAS detector
ATLAS Collaboration
The results of a search for charged Higgs bosons are presented. The analysis is based on 4.6/fb of proton-proton collision data at sqrt(s) = 7 TeV collected by the ATLAS experiment…
Search for scalar top quark pair production in natural gauge mediated supersymmetry models with the ATLAS detector in pp collisions at sqrt(s) = 7 TeV
ATLAS Collaboration
The results of a search for pair production of the lighter scalar partners of top quarks in 2.05 fb-1 of pp collisions at sqrt(s) =7 TeV using the ATLAS experiment at the LHC are r…
Measurement of tau polarization in W->taunu decays with the ATLAS detector in pp collisions at sqrt(s) = 7 TeV
ATLAS Collaboration
In this paper, a measurement of tau polarization in W->taunu decays is presented. It is measured from the energies of the decay products in hadronic tau decays with a single final…