30 Result(s)
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Article
Measurement of the diffractive structure functionF 2 D(4) at HERA
This paper presents the first analysis of diffractive photon dissociation events in deep inelastic positron-proton scattering at HERA in which the proton in the final state is detected and its momentum measure...
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Article
Dijet cross sections in photoproduction at HERA
Dijet cross sections are presented using photoproduction data obtained with the ZEUS detector during 1994. These measurements represent an extension of previous results, as the higher statistics allow cross se...
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Article
Diffractive dijet cross sections in photoproduction at HERA
Differential dijet cross sections have been measured with the ZEUS detector for photoproduction events in which the hadronic final state containing the jets is separated with respect to the outgoing proton dir...
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Article
Measurement of prompt photons with associated jets in photoproduction at HERA
The photoproduction of prompt photons, together with an accompanying jet, has been studied in ep collisions at a centre-of-mass energy of 318 GeV with the ZEUS detector at HERA using an integrated luminosity o...
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Article
Measurement of neutral current cross sections at high Bjorken-x with the ZEUS detector at HERA
A new method is employed to measure the neutral current cross section up to Bjorken-x values of one with the ZEUS detector at HERA using an integrated luminosity of 65.1 pb-1 for e+p collisions and 16.7 pb-1 for ...
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Article
Measurement of open beauty production at HERA in the D*μ final state
The production of beauty quarks with a \(D^{\ast\pm}\) and a muon in the final state has been measured with the ZEUS de...
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Article
Search for stop production in R-parity-violating supersymmetry at HERA
A search for stop production in R-parity-violating supersymmetry has been performed in e+p interactions with the ZEUS detector at HERA, using an integrated luminosity of 65 pb-1. At HERA, the R-parity-violating c...
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Article
Photoproduction of events with rapidity gaps between jets at HERA
The photoproduction of dijet events, where the two jets with the highest transverse energy are separated by a large gap in pseudorapidity, have been studied with the ZEUS detector using an integrated luminosit...
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Article
Measurement of K0 S, Λ and Λ̄ production at HERA
The production of the neutral strange hadrons K0 S, Λ and Λ̄ has been measured in ep collisions at HERA using the ZEUS detector. Cross sections, baryon-to-meson ratios, relative yields of strange and charged ligh...
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Article
Measurement of azimuthal asymmetries in neutral current deep inelastic scattering at HERA
The distribution of the azimuthal angle of charged and neutral hadrons relative to the lepton plane has been studied for neutral current deep inelastic ep scattering using an integrated luminosity of 45 pb-1 take...
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Article
Diffractive photoproduction of D*±(2010) at HERA
Diffractive photoproduction of D*±(2010) mesons was measured with the ZEUS detector at the ep collider HERA, using an integrated luminosity of 78.6 pb-1. The D* mesons were reconstructed in the kinematic range: t...
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Article
Forward-jet production in deep inelastic ep scattering at HERA
Forward jet cross sections have been measured in neutral current deep inelastic scattering at low Bjorken-x with the ZEUS detector at HERA using an integrated luminosity of 81.8 pb-1. Measurements are presented f...
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Article
Dijet production in diffractive deep inelastic scattering at HERA
The production of dijets in diffractive deep inelastic scattering has been measured with the ZEUS detector at HERA using an integrated luminosity of 61 pb-1. The dijet cross section has been measured for virtuali...
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Article
Open AccessDiffractive photoproduction of dijets in ep collisions at HERA
Diffractive photoproduction of dijets was measured with the ZEUS detector at the ep collider HERA using an integrated luminosity of 77.2 pb-1. The measurements were made in the kinematic range Q2 < 1 GeV2, 0.20<y...
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Article
Open AccessProduction of excited charm and charm-strange mesons at HERA
The production of excited charm, D 1(2420)0 and D 2 * (2460)0, and charm-strange, D ...
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Article
Open AccessMeasurement of charged current deep inelastic scattering cross sections with a longitudinally polarised electron beam at HERA
Measurements of the cross sections for charged current deep inelastic scattering in e − p collisions with longitudinally polarised electron beams are presented. The...
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Article
Open AccessMeasurement of high-Q 2 neutral current deep inelastic e − p scattering cross sections with a longitudinally polarised electron beam at HERA
Measurements of the neutral current cross sections for deep inelastic scattering in e − p collisions at HERA with a longitudinally polarised electron beam are prese...
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Article
Open AccessSubjet distributions in deep inelastic scattering at HERA
Subjet distributions were measured in neutral current deep inelastic ep scattering with the ZEUS detector at HERA using an integrated luminosity of 81.7 pb−1. Jets were identified using the k ...
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Article
Open AccessMeasurement of D ± and D 0 production in deep inelastic scattering using a lifetime tag at HERA
The production of D ±- and D 0-mesons has been measured with the ZEUS detector at HERA using an integrated luminosity of 133.6 pb−1. The measurements cover the kinematic range 5<Q ...
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Article
Open AccessMeasurement of charm and beauty production in deep inelastic ep scattering from decays into muons at HERA
The production of charm and beauty quarks in ep interactions has been measured with the ZEUS detector at HERA for squared four-momentum exchange Q 2>20 GeV2, using an integrated luminosity...
