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Related papers: Forward Jet Production at HERA

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We analyse forward-jet production at HERA in the framework of the Golec-Biernat and Wusthoff saturation models. We obtain a good description of the forward jet cross sections measured by the H1 and ZEUS collaborations in the two-hard-scale…

High Energy Physics - Phenomenology · Physics 2008-11-26 C. Marquet , R. Peschanski , C. Royon

The production of high transverse momentum piz^0-mesons has been measured in deep-inelastic e-p scattering events at low Bjorken-$x$ taken with the H1 detector at HERA. The production of high p_T particles is strongly correlated to the…

High Energy Physics - Experiment · Physics 2014-11-17 Thorsten Wengler

The production in hadron-hadron collisions of jet pairs with large rapidity separation and comparable modest transverse momentum is, in principle, described by the perturbative QCD BFKL equation. The measurement of such jet pairs appears…

High Energy Physics - Phenomenology · Physics 2009-10-31 Lynne H. Orr , W. J. Stirling

The results of measurement of beauty quark production at HERA performed by the H1 and ZEUS collaborations are presented. Total cross sections and the differential cross sections have been measured in both the photoproduction and the deep…

High Energy Physics - Phenomenology · Physics 2019-08-14 Katarzyna Helena Klimek

The status of HERA data on jet photoproduction is reviewed, and some suggestions and prospects for further work are given.

High Energy Physics - Experiment · Physics 2007-05-23 J. M. Butterworth

We use the BFKL equation to calculate the rate of deep inelastic scattering events containing two forward jets (adjacent to the proton remnants) at HERA. We compare the production of two forward jets with that of only one forward jet (the…

High Energy Physics - Phenomenology · Physics 2016-09-06 J. Kwiecinski , C. A. M. Lewis , A. D. Martin

Predictions from a new next-to-leading order (NLO) calculation for direct and resolved photoproduction of one and two jets are compared to simulated HERA data. We propose a method to match experimental and theoretical jet definitions and…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. M. Butterworth , L. Feld , M. Klasen , G. Kramer

A review of HERA measurements of structure functions, fragmentation functions and forward jet production is presented.

High Energy Physics - Experiment · Physics 2014-11-17 N. H. Brook

Hadronic jets in deeply inelastic electron-proton collisions are produced by the scattering of a parton from the proton with the virtual gauge boson mediating the interaction. The HERA experiments have performed precision measurements of…

High Energy Physics - Phenomenology · Physics 2020-11-03 James Currie , Thomas Gehrmann , Alexander Huss , Jan Niehues

We calculate observables relevant for forward jets at LHC. The simulations are performed using Monte Carlo event generators. In particular we compare results from CASCADE based on high energy factorization and PYTHIA which is based on…

High Energy Physics - Phenomenology · Physics 2011-02-08 Krzysztof Kutak

Many important QCD tests with jets and prompt photons have been performed with the experiments H1 and ZEUS at the HERA ep collider. This contribution focuses on results from jet and prompt photon photoproduction. In particular, the concept…

High Energy Physics - Experiment · Physics 2019-08-14 Thomas Schoerner-Sadenius

It has been found that recent results on forward jet production from deep inelastic scattering can neither be reproduced by models which are based on leading order $\alpha_s$ QCD matrix elements and parton showers nor by next-to-leading…

High Energy Physics - Phenomenology · Physics 2007-05-23 H. Jung , L. Jönsson , H. Küster

Recent results on jet production in neutral current deep inelastic scattering and high energy photoproduction at the HERA electron-proton-collider are briefly reviewed. The results are compared to QCD expectations in NLO and $\alpha_s$…

High Energy Physics - Experiment · Physics 2015-06-25 Gerd W. Buschhorn

The ZEUS inclusive cross-section data from HERA-I, for charged and neutral current processes, taken with $e^+$ and $e^-$ beams, have been used in a new NLO QCD analysis to extract the parton distribution functions (PDFs) of the proton…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. M. Cooper-Sarkar

We present calculations of the beauty photoproduction at HERA collider in the framework of the kt-factorization approach. Both direct and resolved photon contributions are taken into account. The unintegrated gluon densities in a proton and…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. V. Lipatov , N. P. Zotov

We present next-to-leading order calculations of one- and two-jet production in eP collisions at HERA for photon virtualities in the range 1<Q^2<100 GeV^2. Soft and collinear singularities are extracted using the phase space slicing method.…

High Energy Physics - Phenomenology · Physics 2011-07-19 G. Kramer , B. Potter

A new next-to-leading order Monte Carlo program for the calculation of fully differential heavy quark cross sections in electroproduction is described. A comparison between the theoretical predictions and the latest charm production data…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. W. Harris

The production of a pair of jets with large rapidity separation in hadron-hadron collisions, and of forward jets in deep inelastic scattering, can in principle be used to test the predictions of the BFKL equation. However in practice…

High Energy Physics - Phenomenology · Physics 2007-05-23 Lynne H. Orr , W. J. Stirling

Recent results from jet production in deep inelastic ep scattering to investigate parton dynamics at low x are reviewed. The results on jet production in deep inelastic scattering and photoproduction used to test perturbative QCD are…

High Energy Physics - Experiment · Physics 2014-11-17 C. Glasman

A method allowing for a direct comparison of data with theoretical predictions is proposed for forward jet production at HERA. It avoids the reconstruction of multi-parton contributions by expressing the experimental data directly as…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. G. Contreras , R. Peschanski , C. Royon