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Related papers: Jet Production by Virtual Photons

200 papers

We expose the role of collisional energy loss on high $p_T$ photon data measured by PHENIX collaboration by calculating photon yield in jet plasma interaction. The phase space distribution of the participating jet is dynamically evolved by…

High Energy Physics - Phenomenology · Physics 2015-03-13 Lusaka Bhattacharya , Pradip Roy

Cross sections for the production of pairs of photons plus two additional jets produced from double parton scattering in high-energy proton-proton collisions at the LHC are calculated for the first time. The estimates are based on the…

High Energy Physics - Phenomenology · Physics 2016-01-20 Junquan Tao , Sijing Zhang , Yuqiao Shen , Jiawei Fan , Guoming Chen , Hesheng Chen

Photoproduction of beauty quarks in events with two jets and an electron associated with one of the jets has been studied with the ZEUS detector at HERA using an integrated luminosity of 120 pb-1. The fractions of events containing b…

High Energy Physics - Experiment · Physics 2008-10-06 Markus Jüngst , Detlef Bartsch , Ian C. Brock , Oliver M. Kind

Photoproduction of beauty quarks in events with two jets and an electron associated with one of the jets has been studied with the ZEUS detector at HERA using an integrated luminosity of 120pb^-1. The fractions of events containing b…

High Energy Physics - Experiment · Physics 2008-11-07 ZEUS Collaboration , S. Chekanov

The main experimental results on jet production at HERA are reviewed. A study of jet shapes shows that the internal structure of jets is well understood. The potential to accurately determine the strong coupling constant using jet rates is…

High Energy Physics - Phenomenology · Physics 2007-05-23 Tancredi Carli

Manifestation of QCD improved partonic structure of longitudinally polarized virtual photons in hard collisions is discussed. As an example, dijet production in ep collisions at HERA is investigated in detail.

High Energy Physics - Phenomenology · Physics 2009-10-31 Jiri Chyla

A new next-to-leading order Monte Carlo program for the calculation of jet cross sections in photoproduction is described. The contributions from both resolved and direct components are included to O(\alpha \alpha_s^2). Properties of the…

High Energy Physics - Phenomenology · Physics 2011-07-19 B. W. Harris , J. F. Owens

We considered the three jet production processes in the region of the incident lepton, photon, quark or gluon fragmentation. The fourth jet is created by the recoil proton. The kinematics of jet production is discussed in jets production in…

High Energy Physics - Phenomenology · Physics 2015-06-18 Azad I. Ahmadov , Eduard A. Kuraev

The production of hard di-jet events in photoproduction at HERA is dominated by resolved photon processes in which a parton in the photon with momentum fraction x_gamma is scattered from a parton in the proton. These processes are sensitive…

High Energy Physics - Experiment · Physics 2008-11-26 H1 Collaboration , C. Adloff

Jet production in proton-proton collisions is one of the main phenomenological predictions of QCD. The ATLAS and CMS Collaborations have performed measurements of several jet observables at the LHC and compared their results to theoretical…

High Energy Physics - Experiment · Physics 2019-08-14 Marco Peruzzi

Recent results on the Deeply Virtual Compton Scattering (DVCS) and prompt photon productions from H1 and ZEUS experiments on the $ep$ collider HERA are presented. A new DVCS cross section measurements of the H1 Collaboration, for photon…

High Energy Physics - Experiment · Physics 2007-05-23 L. Favart

Jet photoproduction, where the two highest transverse energy ($\ETJ$) jets have $\ETJ$ above 6 GeV and a jet-jet invariant mass above 23~GeV, has been studied with the ZEUS detector at the HERA $ep$ collider. Resolved and direct…

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

Dijet production by almost real photons has been studied at HERA with the ZEUS detector. Jets have been identified using the cone algorithm. A cut on xg, the fraction of the photon energy participating in the production of the two jets of…

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

Jets are extended multipartonic systems and serve as a powerful tool for investigating the dynamics of emergent phenomena driven by many body QCD interactions. In heavy ion collisions, starting from their production during the perturbative…

High Energy Physics - Phenomenology · Physics 2025-05-26 Balbeer Singh

Present data on the partonic content of the photon from LEP, TRISTAN and HERA accelerators are reviewed and the essential aspects of the underlying ideas and methods are pointed out. Results of the unpolarized photon structure function F_2…

High Energy Physics - Phenomenology · Physics 2014-11-17 Maria Krawczyk , Magdalena Staszel , Andrzej Zembrzuski

Summary of recent ATLAS measurements of jet and photon production using proton-proton (pp) collisions from the Large Hadron Collider. The charged-particle multiplicity in jets, and jet charge measurements are presented using 8 TeV pp…

High Energy Physics - Experiment · Physics 2016-10-14 Chris Meyer

We study the production of a large-pT photon in association with a jet in proton-proton collisions. We examine the sensitivity of the jet rapidity distribution to the gluon distribution function in the proton. We then assess the sensitivity…

High Energy Physics - Phenomenology · Physics 2009-07-09 Z. Belghobsi , M. Fontannaz , J. -Ph. Guillet , G. Heinrich , E. Pilon , M. Werlen

We report on the first measurements done with the ATLAS experiment of the characteristics of energetic jets produced in proton-proton collisions at the center of mass energy of 7 TeV. Jets are reconstructed using the anti-kt clustering…

High Energy Physics - Experiment · Physics 2019-08-13 C. Roda

Inclusive jet production (e+e- -> e+e- +jet+X) is studied in collisions of quasi-real photons radiated by the LEP beams at e+e- centre-of-mass energies sqrt see from 189 to 209 GeV. Jets are reconstructed using the kp jet algorithm. The…

High Energy Physics - Experiment · Physics 2010-04-21 The OPAL collaboration

Jet production in $\gamma \gamma$ collisions have been studied with a jet-cone algorithm using a 233 $pb^{-1}$ data taken by the TOPAZ detector at the TRISTAN $e^+e^-$ collider. The transverse momentum dependence of the jet-cross section as…

High Energy Physics - Experiment · Physics 2007-05-23 H. Hayashii , TOPAZ collaboration