activity
19972024
most citedTest of lepton universality using decays

952 citations · 6.2k across the 116 of their papers we have counts for

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Showing 2011Show all

23 papers · 1 filter

hep-ex2011★ 42 cited

Measurement of mixing and CP violation parameters in two-body charm decays

LHCb Collaboration, R. Aaij, C. Abellan Beteta +585

A study of mixing and indirect CP violation in D0 mesons through the determination of the parameters y_CP and A_Γ is presented. The parameter y_CP is the deviation from unity of th…

hep-ex2011★ 53 cited

Measurement of charged particle multiplicities in collisions at TeV in the forward region

LHCb Collaboration, R. Aaij, C. Abellan Beteta +589

The charged particle production in proton-proton collisions is studied with the LHCb detector at a centre-of-mass energy of TeV in different intervals of pseudorapid…

hep-ex2011★ 26 cited

Measurement of ZZ production in leptonic final states at {\surd}s of 1.96 TeV at CDF

T. Aaltonen, B. Alvarez Gonzalez, S. Amerio +512

In this paper we present a precise measurement of the total ZZ production cross section in pp collisions at {\surd}s= 1.96 TeV, using data collected with the CDF II detector corres…

hep-ex2011★ 179 cited

Observation of X(3872) production in pp collisions at sqrt(s)= 7 TeV

LHCb Collaboration, R. Aaij, C. Abellan Beteta +585

Using 34.7 pb-1 of data collected with the LHCb detector, the inclusive production of the X(3872) meson in pp collisions at sqrt(s) = 7 TeV is observed for the first time. Candidat…

hep-ex2011★ 21 cited

Measurement of the Top Quark Mass in the All-Hadronic Mode at CDF

CDF Collaboration, T. Aaltonen, B. Álvarez González +472

We present a measurement of the top quark mass (Mtop) in the all-hadronic decay channel using 5.8 fb^{-1} of proton-antiproton data collected with the CDF II detector at the Fermil…

hep-ex2011★ 11 cited

Search for Standard Model Higgs Boson Production in Association with a W Boson Using a Matrix Element Technique at CDF in p-bar{p} Collisions at sqrt{s} = 1.96 TeV

CDF Collaboration, T. Aaltonen, B. Alvarez Gonzalez +512

This paper presents a search for standard model Higgs boson production in association with a boson using events recorded by the CDF experiment in a dataset corresponding to an…

hep-ex2011★ 133 cited

Measurement of the CP-violating phase phi_s in the decay Bs->J/psi phi

LHCb Collaboration, R. Aaij, C. Abellan Beteta +585

We present a measurement of the time-dependent CP-violating asymmetry in B_s -> J/psi phi decays, using data collected with the LHCb detector at the LHC. The decay time distributio…

hep-ex2011★ 224 cited

Evidence for CP violation in time-integrated D0 -> h-h+ decay rates

LHCb Collaboration, R. Aaij, C. Abellan Beteta +586

A search for time-integrated CP violation in D0 -> h-h+ (h=K, pi) decays is presented using 0.62 fb^-1 of data collected by LHCb in 2011. The flavor of the charm meson is determine…

hep-ex2011★ 34 cited

Observation of Exclusive Gamma Gamma Production in p pbar Collisions at sqrt{s}=1.96 TeV

CDF Collaboration, T. Aaltonen, M. G. Albrow +473

We have observed exclusive γγproduction in proton-antiproton collisions at \sqrt{s}=1.96 TeV, using data from 1.11 \pm 0.07 fb^{-1} integrated luminosity taken by the Run II Collid…

hep-ex2011★ 14 cited

Search for high-mass resonances decaying into ZZ in p collisions at \,TeV

CDF Collaboration, T. Aaltonen, B. Alvarez Gonzalez +472

We search for high-mass resonances decaying into Z boson pairs using data corresponding to 6 fb^-1 collected by the CDF experiment in p\bar{p} collisions at sqrt{s}=1.96 TeV. The s…

hep-ex2011★ 212 cited

Measurement of b hadron production fractions in 7 TeV pp collisions

The LHCb Collaboration, R. Aaij, C. Abellan Beteta +587

Measurements of hadron production ratios in proton-proton collisions at a centre-of-mass energy of 7 TeV with an integrated luminosity of 3 pb are presented. We study th…

hep-ex2011

Measurement of the Cross Section for Prompt Isolated Diphoton Production in p\bar p Collisions at \sqrt s = 1.96 TeV

Costas Vellidis, the CDF Collaboration

This article reports a measurement of the cross section of prompt isolated photon pair production in pp collisions at a total energy \sqrt{s} = 1.96 TeV using data of 5.36 fb-1 int…

hep-ex2011★ 11 cited

Measurement of the top-quark mass in the lepton+jets channel using a matrix element technique with the CDF II detector

CDF Collaboration, T. Aaltonen, B. Álvarez Gonzálezv +512

A measurement of the top-quark mass is presented using Tevatron data from proton-antiproton collisions at center-of-mass energy TeV collected with the CDF II detect…

hep-ex2011★ 173 cited

Observation of pair production in pp collisions at

LHCb Collaboration, R. Aaij, B. Adeva +567

The production of pairs in proton-proton collisions at a centre-of-mass energy of 7 TeV has been observed using an integrated luminosity of collected with the…

hep-ex2011★ 7 cited

Search for WZ+ZZ production with MET + jets with b enhancement at sqrt(s) = 1.96 TeV

CDF Collaboration, T. Aaltonen, B. Álvarez Gonzálezv +513

Diboson production () has been observed at the Tevatron in hadronic decay modes dominated by the process. This paper describes the measurement of the cross section o…

hep-ex2011★ 29 cited

Measurement of the inclusive phi cross-section in pp collisions at sqrt(s) = 7 TeV

LHCb Collaboration, R. Aaij, B. Adeva +551

The cross-section for inclusive phi meson production in pp collisions at a centre-of-mass energy of sqrt(s) = 7 TeV has been measured with the LHCb detector at the Large Hadron Col…

hep-ex2011

First Search for Multijet Resonances in TeV Collisions

CDF Collaboration, T. Aaltonen

We present the first model independent search for three-jet hadronic resonances within multijet events in TeV collisions at the Fermilab Tevatron using…

hep-ex2011★ 17 cited

Measurement of the Cross Section for Prompt Isolated Diphoton Production in p\bar p Collisions at \sqrt{s} = 1.96 TeV

CDF Collaboration, T. Aaltonen

This letter reports a measurement of the cross section of prompt isolated photon pair production in p\bar p collisions at a total energy \sqrt{s} = 1.96 TeV using data of 5.36/fb i…

hep-ex2011★ 68 cited

Measurement of branching ratio and Bs0 lifetime in the decay Bs0 -> J/psi f0(980) at CDF

CDF Collaboration, T. Aaltonen, B. Alvarez Gonzalez +512

We present a study of Bs0 decays to the CP-odd final state J/psi f0(980) with J/psi -> mu+ mu- and f0(980) -> pi+ pi-. Using ppbar collision data with an integrated luminosity of 3…

hep-ex2011★ 2 cited

Improved determination of the sample composition of dimuon events produced in {\boldmath } collisions at {\boldmath } TeV

CDF Collaboration

We use a new method to estimate with 5% accuracy the contribution of pion and kaon in-flight-decays to the dimuon data set acquired with the CDF detector. Based on this improved es…

hep-ex2011★ 33 cited

Search for Production of Heavy Particles Decaying to Top Quarks and Invisible Particles in collisions at TeV

CDF Collaboration

We present a search for a new particle decaying to top quark via , where is an invisible particle. In a data sample with 4.8 fb of int…

hep-ex2011★ 12 cited

Measurement of the Top Pair Production Cross Section in the Lepton + Jets Channel Using a Jet Flavor Discriminant

T. Aaltonen, B. Alvarez Gonzalez, S. Amerio +513

We present a new method to measure the top quark pair production cross section and the background rates with 2.7 fb of data from collisions at Te…

hep-ex2011★ 56 cited

Determination of αS using OPAL hadronic event shapes at sqrt(s) = 91 - 209 GeV and resummed NNLO calculations

The OPAL Collaboration

Hadronic event shape distributions from e+e- annihilation measured by the OPAL experiment at centre-of-mass energies between 91 GeV and 209 GeV are used to determine the strong cou…