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Related papers: Recent Photoproduction Results From ZEUS

200 papers

Inclusive photoproduction of D*+- in ep collisions at HERA has been measured with the ZEUS detector for photon-proton centre of mass energies in the range 115 < W < 280 GeV and photon virtuality Q**2 < 4 GeV**2. The cross section sigma(ep…

High Energy Physics - Experiment · Physics 2012-08-27 ZEUS Collaboration

The photoproduction of large-p_T charged hadrons and of prompt photons is discussed, for the inclusive case and with an associated jet, using predictions from the NLO partonic Monte Carlo program EPHOX. Comparisons to recent HERA data are…

High Energy Physics - Phenomenology · Physics 2017-08-23 G. Heinrich

Recent experimental data on dijet cross sections in diffractive photoproduction at HERA collider are analysed with an emphasis on QCD factorisation breaking effects. The possible sources of the contradiction in conclusions of H1 and ZEUS…

High Energy Physics - Phenomenology · Physics 2011-09-30 Radek Žlebčík , Karel Černý , Alice Valkárová

The next-to-leading order (NLO) QCD calculation for the isolated photon and isolated photon plus jet photoproduction at the ep collider DESY HERA is presented. The predictions for the isolated photon with no restrictions imposed on the jet…

High Energy Physics - Phenomenology · Physics 2007-05-23 Andrzej Zembrzuski , Maria Krawczyk

We present next-to-leading order QCD predictions for single-inclusive and di-jet observables, relevant to the collisions of two on-shell photons, obtained with a recently completed computation based upon the subtraction method. We compare…

High Energy Physics - Phenomenology · Physics 2009-11-10 L. Bertora

We present results on the production of jets of particles in association with a $Z/\gamma^*$ boson, in proton-proton collisions at $\sqrt{s} = 7$ TeV with the ATLAS detector at the LHC. The analysis includes the full 2010 data set,…

High Energy Physics - Experiment · Physics 2019-08-13 Evelin Meoni

Preliminary results are presented from a study of dijet photoproduction in ep collisions with both virtual and quasi-real photons at the ZEUS detector. Samples of events with photons of virtuality $P^2$ in the ranges $0.1 < P^2 < 0.55$…

High Energy Physics - Experiment · Physics 2007-05-23 Martin Utley

We present the complete next-to-leading order calculation of isolated prompt photon production in association with a jet in deep-inelastic scattering. The calculation involves, direct, resolved and fragmentation contributions. It is shown…

High Energy Physics - Phenomenology · Physics 2015-06-23 P. Aurenche , M. Fontannaz

Inclusive jet production cross-sections are measured in proton--proton collisions at a centre-of-mass energy of $\sqrt{s}=$8 TeV recorded by the ATLAS experiment at the Large Hadron Collider at CERN. The total integrated luminosity of the…

High Energy Physics - Experiment · Physics 2017-10-05 ATLAS Collaboration

We compute the charm dijet photoproduction cross section at next-to-leading order of QCD in the zero-mass variable flavour number scheme, i.e. with active charm quarks in the proton and photon. The results are compared to recent…

High Energy Physics - Phenomenology · Physics 2015-05-27 M. Klasen , G. Kramer

Selected quantum chromodynamics (QCD) measurements performed at the Fermilab Run II Tevatron ppbar collider running at sqrt{s} = 1.96 TeV by CDF and D0 Collaborations are presented. The inclusive jet, dijet production and three-jet cross…

High Energy Physics - Experiment · Physics 2012-01-04 Dmitry Bandurin

Two recent measurements of the cross section for the inclusive production of isolated prompt photons in pp collisions at a center-of-mass energy sqrt(s) = 7 TeV are presented. The results are based on data collected in 2010 with the ATLAS…

High Energy Physics - Experiment · Physics 2019-08-13 Giovanni Marchiori

We review recent measurements of high transverse momentum (high $p_T$) hadron production in nuclear collisions by the STAR Collaboration at RHIC. The previously observed suppression in central Au+Au collisions has been extended to much…

Nuclear Experiment · Physics 2010-01-05 Peter Jacobs , Jennifer Klay

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 integrated luminosity collected with the CDF II detector at…

High Energy Physics - Experiment · Physics 2011-10-06 CDF Collaboration , T. Aaltonen

We report on the measurements of inclusive W+jets and Z+jets cross sections in proton-proton collisions at sqrt(s) = 7 TeV with the ATLAS detector. Cross sections, in both the electron and muon decay modes of the bosons, are presented as a…

High Energy Physics - Experiment · Physics 2011-06-13 Stefan Ask

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 Q^2 < 1 GeV^2, 0.20 < y < 0.85 and x_pom <…

High Energy Physics - Experiment · Physics 2008-11-26 ZEUS Collaboration , S. Chekanov

We present a summary of recent measurements of vector boson production in association with jets in $p\bar{p}$ collisions at $\sqrt{s}=1.96$ TeV with the D\O\ detector. Results of measurements of the inclusive $n$-jet cross-sections,…

High Energy Physics - Experiment · Physics 2015-03-19 Darren D. Price

Selected recent results from the H1 and ZEUS experiments are reviewed, illustrating some of the many facets of ``meson physics'' at the HERA ep collider. The results cover exclusive elastic and proton-dissociative diffractive vector meson…

High Energy Physics - Phenomenology · Physics 2017-08-23 J. Olsson

Inclusive isolated-photon production in $pp$ collisions at a centre-of-mass energy of 13 TeV is studied with the ATLAS detector at the LHC using a data set with an integrated luminosity of 3.2 fb$^{-1}$. The cross section is measured as a…

High Energy Physics - Experiment · Physics 2017-07-19 ATLAS Collaboration

The scaled momentum distributions of charged particles in jets have been measured for dijet photoproduction with the ZEUS detector at HERA using an integrated luminosity of 359 pb-1. The distributions are compared to predictions based on…

High Energy Physics - Experiment · Physics 2012-08-27 ZEUS Collaboration