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Related papers: GPDs from charged current meson production in $ep$…

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An earlier developed model for vector meson photoproduction, based on a dipole Pomeron exchange, is extended to electroproduction. Universality of the non linear Pomeron trajectory is tested by fitting the model to ZEUS and H1 data as well…

High Energy Physics - Phenomenology · Physics 2009-11-10 R. Fiore , L. L. Jenkovszky , F. Paccanoni , A. Prokudin

In this paper, after a brief summary of the properties of the Off-Forward Parton Distributions, we give some examples of what could be the experimental opportunities to access them at the current high-energy lepton facilities : JLab (E_e >=…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Guidal , M. Vanderhaeghen

In this short review paper, we discuss some of the recent advances in the field of parton fragmentation processes into hadrons as well as their possible modifications in QCD media. Hadron production data in e+e-, deep inelastic scattering…

High Energy Physics - Phenomenology · Physics 2009-07-22 Francois Arleo

The relevance of measuring Generalized Parton Distributions (GPDs) for few nucleon systems is illustrated. An approach which permits to calculate the GPDs of hadrons made of composite constituents by proper convolutions is described. The…

High Energy Physics - Phenomenology · Physics 2008-11-26 Sergio Scopetta

Generalized parton distributions (GPDs) are important nonperturbative functions that provide tomographic images of partonic structures of hadrons. We introduce a type of exclusive processes, to be referred to as single diffractive hard…

High Energy Physics - Phenomenology · Physics 2023-01-09 Jian-Wei Qiu , Zhite Yu

Nuclear Generalized Parton Distributions (GPDs), a unique tool to access several crucial features of nuclear structure, could be measured in the coherent channel of hard exclusive processes, such as deep electroproduction of photons and…

Nuclear Theory · Physics 2007-05-23 Sergio Scopetta

Precision measurements of heavy-flavor hadroproduction at the Large Hadron Collider (LHC) have the ability to probe heavy-flavor parton distribution functions (PDFs) in the proton. Sensitivity of inclusive $B^\pm$ meson production cross…

High Energy Physics - Phenomenology · Physics 2022-03-15 Keping Xie , Marco Guzzi , Pavel Nadolsky

Hadron tomography can be investigated by three-dimensional structure functions such as generalized parton distributions (GPDs), transverse-momentum-dependent parton distributions, and generalized distribution amplitudes (GDAs). Here, we…

High Energy Physics - Phenomenology · Physics 2019-01-14 S. Kumano , Qin-Tao Song , O. V. Teryaev

The analysis of deeply virtual meson production is extended to neutrino-production of the pseudo-Goldstone mesons (pions, kaons, eta-mesons) on nucleons, with the flavor content of the recoil baryon either remaining intact, or changing to a…

High Energy Physics - Phenomenology · Physics 2013-01-01 B. Z. Kopeliovich , Ivan Schmidt , M. Siddikov

The cross section of the exclusive $\pi^0$ and $\eta$ electroproduction reaction $ep\to e^\prime p^\prime \pi^0/\eta$ was measured at Jefferson Lab with a 5.75-GeV electron beam and the CLAS detector. Differential cross sections…

High Energy Physics - Phenomenology · Physics 2019-02-08 Valery Kubarovsky

We consider the charge-odd correlations (COC) in cross sections of processes of production of charged particles. The cases of a muonic pair and pion systems $\pi^{+}\pi^{-},\pi^{+}\pi^{-}\pi^{0}$ are considered in detail for electron-proton…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. I. Ahmadov , Yu. M. Bystritskiy , E. A. Kuraev , E. Zemlyanaya , T. V. Shishkina

We present a detailed phenomenological analysis of single-inclusive hadron production at the CERN-LHC in both proton-proton and proton-lead collisions. First data from the LHC experiments on charged hadron spectra are compared to…

High Energy Physics - Phenomenology · Physics 2014-11-21 M. Stratmann , R. Sassot , P. Zurita

The rich structure of photon-exchange processes at hadron colliders is studied. We discuss central vector meson production pp --> p + J/psi + p, W production pp --> p + W + X and mu+ mu- production. Each process has distinct, and large,…

High Energy Physics - Phenomenology · Physics 2011-09-13 V. A. Khoze , A. D. Martin , M. G. Ryskin

We calculate total and differential production rates of D* mesons in two-photon collisions at LEP2. We include full next-to-leading order QCD corrections, and perform an extensive study of the sensitivity of our predictions to variations of…

High Energy Physics - Phenomenology · Physics 2008-11-26 Stefano Frixione , Michael Krämer , Eric Laenen

Generalized Parton Distributions (GPDs) have emerged as a powerful framework for exploring the internal structure of hadrons in terms of their partonic constituents. Over the past three decades, the field has witnessed significant…

Heavy ion collisions provide a unique probe of the quark-gluon plasma properties. The role of partonic degrees of freedom in p-Pb collisions at $\sqrt{s_{NN}}$ = 5 TeV by studying the production cross section is studied. Experimental…

High Energy Physics - Phenomenology · Physics 2020-02-14 O. Kot , T. Obikhod , O. Okhrimenko , I. Petrenko

We update our extraction of parton-to-charged hadron fragmentation functions at next-to-leading order accuracy in QCD, focusing on the wealth of data collected at the Large Hadron Collider over the past decade. We obtain an accurate…

High Energy Physics - Phenomenology · Physics 2023-11-30 Ignacio Borsa , Daniel de Florian , Rodolfo Sassot , Marco Stratmann

Atomic nuclei can be used as spatial analyzers of the hadronization process in semi-inclusive deep inelastic scattering. The study of this process using fully-identified final state hadrons began with the HERMES program in the late 1990s,…

High Energy Physics - Phenomenology · Physics 2015-05-30 Will Brooks , Hayk Hakobyan , Cristian Peña , Miguel Arratia , Constanza Valdés

Elastic and proton-dissociative photoproduction of $\rho^0$, $\phi$ and $J/\psi$ vector mesons ($\gamma p\to Vp$, $\gamma p\to VN$, respectively) have been measured in e^+p interactions at HERA up to -t=3 GeV$^2$, where t is the…

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

At high energy, exclusive meson photo- and electro-production give access to the structure of hadronic matter. At low momentum transfers, the exchange of a few Regge trajectories leads to a comprehensive account of the cross-sections. Among…

High Energy Physics - Phenomenology · Physics 2020-02-18 J. M. Laget