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Inclusive photoproduction of D*+- mesons has been measured for photon-proton centre-of-mass energies in the range 130 < W < 280 GeV and a photon virtuality Q^2 < 1 GeV^2. The data sample used corresponds to an integrated luminosity of 37…

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

We review recent developments in the theoretical description of inclusive single-hadron production at next-to-leading order in the parton model of quantum chromodynamics. Fragmentation functions are extracted from fits to data of inclusive…

High Energy Physics - Phenomenology · Physics 2007-05-23 Bernd A. Kniehl

We explore the possibility of observing Odderon exchange in proton--ion collisions at the LHC, via the ultraperipheral photoproduction of C-even mesons. As well as the signal, we consider in detail the principle backgrounds, due to…

High Energy Physics - Phenomenology · Physics 2019-02-27 L. A. Harland-Lang , V. A. Khoze , A. D. Martin , M. G. Ryskin

We evaluate Higgs boson and dijet cross-sections at the Tevatron collider via Double Pomeron exchange when accompanying particles in the central region are taken into account. Such {\it inclusive} processes, normalized to the observed dijet…

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

In this paper we discuss coherent photo- and leptoproduction of vector mesons from deuterons at intermediate (virtual) photon energies, 3 < nu < 30 GeV. We consider the scattering from unpolarized and polarized targets as well as processes…

Nuclear Theory · Physics 2008-11-26 L. Frankfurt , G. Piller , M. Sargsian , M. Strikman

Measurements of differential cross sections are presented for inclusive isolated-photon production in $pp$ collisions at a centre-of-mass energy of 13 TeV provided by the LHC and using 139 fb$^{-1}$ of data recorded by the ATLAS experiment.…

High Energy Physics - Experiment · Physics 2023-08-15 ATLAS Collaboration

From the very early days of Particle Physics, both experimental and theoretical studies on proton-proton collisions had occupied the center-stage of attention for very simple and obvious reasons. And this intense interest seems now to be at…

High Energy Physics - Phenomenology · Physics 2012-01-23 P. Guptaroy , Goutam Sau , S. Bhattacharyya

In this work we analyse the theoretical uncertainties on the predictions for the photoproduction of light vector mesons in coherent pp, pA and AA collisions at the LHC energies using the color dipole approach. In particular, we present our…

High Energy Physics - Phenomenology · Physics 2015-03-05 G. Sampaio dos Santos , M. V. T. Machado

One of the more promising observables to probe the high energy regime of the QCD dynamics in the future Electron-Ion Colliders (EIC) is the exclusive vector meson production cross section in coherent and incoherent interactions. Such…

High Energy Physics - Phenomenology · Physics 2019-06-24 M. Krelina , V. P. Goncalves , J. Cepila

We report a set of measurements of particle production in inelastic pbar{p} collisions collected with a minimum-bias trigger at the Tevatron Collider with the CDF II experiment. The inclusive charged particle transverse momentum…

High Energy Physics - Experiment · Physics 2010-12-28 CDF Collaboration , T. Aaltonen

We investigate the role of exclusive channels in semi-inclusive electroproduction of pions and kaons. Using the QCD factorization theorem for hard exclusive processes we evaluate the cross sections for exclusive pseudoscalar and vector…

High Energy Physics - Phenomenology · Physics 2014-11-18 M. Diehl , W. Kugler , A. Schaefer , C. Weiss

We calculate the nuclear cross section for coherent and incoherent vector meson production within the QCD color dipole picture, including saturation effects. Theoretical estimates for scattering on both light and heavy nuclei are given over…

High Energy Physics - Phenomenology · Physics 2009-08-26 V. P. Goncalves , M. S. Kugeratski , M. V. T. Machado , F. S. Navarra

We calculate the inclusive cross section of double Z-boson production within large extra dimensions at the Large Hadron Collider (LHC). Using perturbatively quantized gravity in the ADD model we perform a first order calculation of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Martin Kober , Benjamin Koch , Marcus Bleicher

The double-differential inclusive di-jet cross section in photoproduction processes is measured with the H1 detector at HERA. The cross section is determined as a function of the average transverse jet energy E_T^jets for ranges of the…

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

The ultraperipheral heavy ion collisions (UPC's) are an important alternative to study the QCD dynamics until the next generation of $e^+e^-/ ep / eA $ colliders become reality. Due to the coherent action of all the protons in the nucleus,…

High Energy Physics - Phenomenology · Physics 2009-11-11 V. P. Goncalves , M. V. T. Machado

Ultra-peripheral collisions (UPCs) of relativistic ions are an important tool for studying photoproduction at high energies. Vector meson photoproduction is an important tool for nuclear structure measurements and other applications. A…

Nuclear Theory · Physics 2019-08-28 Spencer. R. Klein , Ya-Ping Xie

The strong electromagnetic fields associated with high energy protons and nuclei may lead to exclusive photoproduction of vector mesons in proton-proton and nucleus-nucleus collisions at the LHC. This paper will discuss the expected cross…

High Energy Physics - Phenomenology · Physics 2007-05-23 Joakim Nystrand

In this preprint we analyze the inclusive photoproduction of heavy charmonia-bottomonia pairs in the Color Glass Condensate framework and demonstrate that the cross-section of the process is sensitive to dipole and quadrupole forward…

High Energy Physics - Phenomenology · Physics 2024-01-30 Marat Siddikov

Inclusive jet cross sections in photoproduction for events containing a $D^*$ meson have been measured with the ZEUS detector at HERA using an integrated luminosity of $78.6 {\rm pb}^{-1}$. The events were required to have a virtuality of…

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

We reproduce the di-electron spectra in the low and intermediate mass regions in most central Au+Au collisions by the STAR Collaboration incorporation of the STAR detector acceptance. We also compare our results with PHENIX data constrained…

Nuclear Theory · Physics 2015-05-30 Hao-jie Xu , Hong-fang Chen , Xin Dong , Qun Wang , Yi-fei Zhang