activity
19952019
most citedObservation of resonances consistent with pentaquark states in decays

1.3k citations · 19.4k across the 268 of their papers we have counts for

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Showing 2011 · hep-exShow all

13 papers · 2 filters

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★ 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★ 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★ 11 cited

Measurement of the Azimuthal Correlation between the most Forward Jet and the Scattered Positron in Deep-Inelastic Scattering at HERA

H1 Collaboration

Deep-inelastic positron-proton scattering events at low photon virtuality Q^2 with a forward jet, produced at small angles with respect to the proton beam, are measured with the H1…

hep-ex2011★ 36 cited

Measurement of Dijet Production in Diffractive Deep-Inelastic Scattering with a Leading Proton at HERA

H1 Collaboration

The cross section of diffractive deep-inelastic scattering ep \rightarrow eXp is measured, where the system X contains at least two jets and the leading final state proton is detec…

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★ 16 cited

Measurement of the Diffractive Longitudinal Structure Function F_L^D at HERA

H1 Collaboration

First measurements are presented of the diffractive cross section at centre-of-mass energies of 225 and 252 GeV, together with a precise new mea…

hep-ex2011★ 22 cited

Search for Contact Interactions in e^{\pm}p Collisions at HERA

H1 Collaboration

A search for physics beyond the Standard Model in neutral current deep inelastic scattering at high negative four-momentum transfer squared Q^2 is performed in e^{\pm}p collisions…

hep-ex2011★ 42 cited

Search for First Generation Leptoquarks in ep Collisions at HERA

H1 Collaboration

A search for first generation scalar and vector leptoquarks produced in ep collisions is performed by the H1 experiment at HERA. The full H1 data sample is used in the analysis, co…

hep-ex2011★ 9 cited

Measurement of Photon Production in the Very Forward Direction in Deep-Inelastic Scattering at HERA

H1 Collaboration

The production of photons at very small angles with respect to the proton beam direction is studied in deep-inelastic positron-proton scattering at HERA. The data are taken with th…

hep-ex2011★ 54 cited

Measurement of D^{*\pm} Meson Production and Determination of F_2^{ccbar} at low Q2 in Deep-Inelastic Scattering at HERA

H1 Collaboration

Inclusive production of D* mesons in deep-inelastic ep scattering at HERA is studied in the range 5 < Q^2 <100 GeV^2 of the photon virtuality and 0.02 < y < 0.7 of the inelasticity…