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The elastic pion-proton and pion-pion scattering are studied in a holographic QCD model, focusing on the Regge regime. Taking into account the Pomeron and Reggeon exchange, which are described by the Reggeized $2^{++}$ glueball and vector…

High Energy Physics - Phenomenology · Physics 2024-03-28 Zhibo Liu , Akira Watanabe

A future Electron Ion Collider (EIC) will be able to provide collisions of polarized electrons with protons and heavy ions over a wide range of center-of-mass energies (20 $\mathrm{GeV}$ to 140 $\mathrm{GeV}$) at an instanteous luminosity…

Nuclear Experiment · Physics 2017-11-15 Xiaoxuan Chu , Elke-Caroline Aschenauer , Jeong-Hun Lee , Liang Zheng

The first measurement of diffractive processes in deep inelastic scattering at the HERA collider is analysed in terms of a "soft" pomeron exchange model. The partonic structure of the pomeron which emerges in this picture is determined…

High Energy Physics - Phenomenology · Physics 2008-11-26 K. Golec--Biernat

In high energy electron-ion colliders, a new way to probe nucleon structure becomes available through diffractive reactions, where the incident particle produces a very energetic almost forward particle. QCD describes these reactions as due…

High Energy Physics - Phenomenology · Physics 2021-06-02 W. Cosyn , B. Pire

We present a quantitative assessment of the impact a future Electron-Ion Collider would have in the determination of parton distribution functions in the proton and parton-to-hadron fragmentation functions through semi-inclusive…

High Energy Physics - Phenomenology · Physics 2019-05-15 Elke C. Aschenauer , Ignacio Borsa , Rodolfo Sassot , Charlotte Van Hulse

The elastic proton-proton and pion-proton scattering processes are investigated in the framework of holographic QCD. Considering the Pomeron and Reggeon exchange in the Regge regime, the total and differential cross sections are calculated.…

High Energy Physics - Phenomenology · Physics 2026-03-24 A. Watanabe

The cross sections of the high energy proton-proton scattering are studied in a holographic QCD model, focusing on the Regge regime. In our model setup, the involved nonperturbative partonic dynamics is described by the Pomeron exchange,…

High Energy Physics - Phenomenology · Physics 2022-06-24 Wei Xie , Akira Watanabe , Mei Huang

We study the electron-photon deep inelastic scattering at small Bjorken variable x in the framework of holographic QCD, employing the Pomeron exchange to describe the involved strong interaction. With the Brower-Polchinski-Strassler-Tan…

High Energy Physics - Phenomenology · Physics 2018-08-03 Akira Watanabe , Hsiang-nan Li

A future Electron-Ion Collider (EIC) will deliver luminosities of $10^{33} - 10^{34}$ cm$^{-2}$s$^{-1}$ for collisions of polarized electrons and protons and heavy ions over a wide range of center-of-mass energies (40 $\mathrm{GeV}$ to 145…

Nuclear Experiment · Physics 2016-07-12 Xiaoxuan Chu , Elke-Caroline Aschenauer , Jeong-Hun Lee

The quantitative knowledge of heavy nuclei's partonic structure is currently limited to rather large values of momentum fraction $x$ -- robust experimental constraints below $x \sim 10^{-2}$ at low resolution scale $Q^2$ are particularly…

Nuclear Experiment · Physics 2017-12-13 E. C. Aschenauer , S. Fazio , M. A. C. Lamont , H. Paukkunen , Pia Zurita

The total and differential cross sections of high energy pion-proton and pion-pion scattering are investigated in a holographic QCD model, focusing on the Regge regime in which the Pomeron exchange gives the dominant contribution to those…

High Energy Physics - Phenomenology · Physics 2022-10-05 Zhibo Liu , Wei Xie , Fei Sun , Shuang Li , Akira Watanabe

We present a quantitative assessment of the anticipated impact of future Electron-Ion Collider (EIC) measurements on the extraction of parton-to-pion fragmentation functions (FFs). Our analysis combines simulated semi-inclusive…

High Energy Physics - Phenomenology · Physics 2025-10-09 Maryam Soleymaninia , Hamzeh Khanpour , Majid Azizi , Hadi Hashamipour

The total and differential cross sections of elastic proton-proton and proton-antiproton scattering are studied in a holographic QCD model, considering the Pomeron and Reggeon exchanges in the Regge regime. In our model setup, the Pomeron…

High Energy Physics - Phenomenology · Physics 2024-03-27 Zhibo Liu , Wei Xie , Akira Watanabe

The possibilities for inclusive diffraction in the Electron Ion Collider, EIC, in the US, are analyzed. We find that thanks to the excellent forward proton tagging, the EIC will be able to access a wider kinematical range of longitudinal…

High Energy Physics - Phenomenology · Physics 2022-03-08 Wojciech Slominski , Nestor Armesto , Paul R. Newman , Anna Stasto

We present a model which describes proton scattering data from ISR to Tevatron energies, and which can be applied to collimation n high energy accelerators, such as the LHC and FCC. Collimators remove beam halo particles, so that they do…

High Energy Physics - Phenomenology · Physics 2016-10-12 R. B. Appleby , R. J. Barlow , J. G Molson , M. Serluca , A. Toader

Highlights are presented mainly from two recent measurements of the diffractive Deep Inelastic Scattering cross section at HERA. In the first, the process $ep\to eXp$ is studied by tagging the leading final state proton. In the second,…

High Energy Physics - Experiment · Physics 2007-05-23 F. -P. Schilling

Elements of the pomeron phenomenology within the Regge pole exchange picture are recalled. This includes discussion of the high energy behaviour of total cross-sections, the triple pomeron limit of the diffractive dissociation and the…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Kwiecinski

We study the potential impact of inclusive deep-inelastic scattering data from a future electron-ion collider (EIC) on longitudinally polarized parton distribution (PDFs). We perform a PDF determination using the NNPDF methodology, based on…

High Energy Physics - Phenomenology · Physics 2014-01-10 The NNPDF Collaboration , Richard D. Ball , Stefano Forte , Alberto Guffanti , Emanuele R. Nocera , Giovanni Ridolfi , Juan Rojo

We present in this letter the first systematic feasibility study of accessing generalised parton distributions of the pion at an electron-ion collider through deeply virtual Compton scattering at next-to-leading order. It relies on a…

High Energy Physics - Phenomenology · Physics 2021-10-19 J. M. Morgado Chávez , V. Bertone , F. De Soto , M. Defurne , C. Mezrag , H. Moutarde , J. Rodríguez-Quintero , J. Segovia

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
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