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We investigate some aspects and consequences of the extrema bounds for the soft Pomeron intercept, recently determined by means of global fits to $pp$ and $\bar{p}p$ total cross section data at both accelerator and cosmic-ray energy regions…

高能物理 - 唯象学 · 物理学 2009-11-10 E. G. S. Luna , M. J. Menon , J. Montanha

On the basis of the representation of the generalized structure of nucleons a new model of the hadron interaction at high energies is presented. The new t-dependence of the generalized parton distributions (GPDs) is obtained from the…

高能物理 - 唯象学 · 物理学 2015-10-13 O. V. Selyugin

The tensor-pomeron model is applied to low-x deep-inelastic lepton-nucleon scattering and photoproduction. We consider c.m. energies in the range 6 - 318 GeV and Q^2 < 50 GeV^2. In addition to the soft tensor pomeron, which has proven quite…

高能物理 - 唯象学 · 物理学 2019-12-11 Daniel Britzger , Carlo Ewerz , Sasha Glazov , Otto Nachtmann , Stefan Schmitt

Traditional idea of Pomeron/Reggeon description for hadron scattering is now being given theoretical foundation in gravity dual descriptions, where Pomeron corresponds to exchange of spin-$j \in 2\mathbb{Z}$ states in the graviton…

高能物理 - 唯象学 · 物理学 2014-08-28 Ryoichi Nishio , Taizan Watari

The role of low-$x$ parton dynamics in dictating the high-energy behavior of forward scattering observables at LHC energies is investigated using a QCD-based model with even-under-crossing amplitude dominance at high-energies. We explore…

高能物理 - 唯象学 · 物理学 2019-10-17 M. Broilo , D. A. Fagundes , E. G. S. Luna , M. J. Menon

Recent data from LHC13 by the TOTEM Collaboration on $\sigma_{tot}$ and $\rho$ have indicated disagreement with all the Pomeron model predictions by the COMPETE Collaboration (2002). On the other hand, as recently demonstrated by Martynov…

高能物理 - 唯象学 · 物理学 2018-05-23 M. Broilo , E. G. S. Luna , M. J. Menon

The two-tensor-pomeron model is applied to deeply virtual Compton scattering (DVCS) on a proton. A good description of the DVCS HERA data at small Bjorken-$x$ is achieved due to a sizeable interference of soft and hard pomeron…

高能物理 - 唯象学 · 物理学 2023-04-05 Piotr Lebiedowicz , Antoni Szczurek , Otto Nachtmann

We formulate a generalization of the Glauber formalism for hadron-nucleus and nucleus-nucleus collisions based on the Pomeron approach to high energy interactions. Our treatment is based on two physical assumptions (i.e. two small…

高能物理 - 唯象学 · 物理学 2019-08-17 S. Bondarenko , E. Gotsman , E. Levin , U. Maor

Most models for soft interactions which were proposed prior to the measurements at the LHC, are only marginally compatible with LHC data, our GLM model has the same deficiency. In this paper we investigate possible causes of the problem, by…

高能物理 - 唯象学 · 物理学 2013-05-30 E. Gotsman , E. Levin , U. Maor

In this paper, we discuss the inclusive production of hadrons in the framework of CGC/saturation approach. We argue, that the gluon jet inclusive production stems from the vicinity of the saturation momentum, even for small values of the…

高能物理 - 唯象学 · 物理学 2019-06-26 E. Gotsman , E. Levin

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,…

高能物理 - 唯象学 · 物理学 2022-06-24 Wei Xie , Akira Watanabe , Mei Huang

The standard Regge poles are considered as inputs for two unitarization methods: eikonal and U-matrix. It is shown that only models with three input pomerons and two input odderons can describe the high energy data on $pp$ and $\bar pp$…

高能物理 - 唯象学 · 物理学 2015-06-15 A. Alkin , O. Kovalenko , E. Martynov

The two-tensor-pomeron model proposed previously to describe low $x$ DIS data is applied to real and virtual Compton scattering on a proton. The model includes two tensor pomerons, a soft and a hard one, and tensor reggeons. We include…

高能物理 - 唯象学 · 物理学 2022-10-19 Piotr Lebiedowicz , Otto Nachtmann , Antoni Szczurek

In this paper we construct a model that satisfies the theoretical requisites of high energy soft interactions, based on two ingredients:(i) the results of N=4 SYM, which at present is a unique theory that allows one to deal with a large…

高能物理 - 唯象学 · 物理学 2011-03-10 E. Gotsman , E. Levin , U. Maor

A two-component (soft + hard) model (TCM) of hadron production in yields and spectra derived from the charge-multiplicity dependence of 200 GeV p-p collisions at the relativistic heavy ion collider (RHIC) is extended to describe p-p…

高能物理 - 唯象学 · 物理学 2017-06-28 Thomas A. Trainor

We confront soft Pomeron and gluon saturation models with the first LHC data on inclusive hadron production. We claim that while the first type of models are not able to describe some part of the LHC data, the Colour-Glass-Condensate (gluon…

高能物理 - 唯象学 · 物理学 2011-07-26 Eugene Levin , Amir H. Rezaeian

These lectures are the review of the main ideas and approaches to the structure of the Pomeron. They are divided in three natural parts: (i) the brief review of the Reggeon Calculus, which was the first attempt to build the effective theory…

高能物理 - 唯象学 · 物理学 2016-09-01 Eugene Levin

We discuss the application of the Color Glass Condensate (CGC), an effective field theory of Quantum Chromodynamics (QCD), to describe high-energy nuclear interactions. We first provide an introduction to the methods and language of the…

高能物理 - 唯象学 · 物理学 2025-02-17 Oscar Garcia-Montero , Sören Schlichting

The high-energy behaviour of soft scattering observables such as total cross sections, elastic scattering at small momentum transfer, diffractive dissociation and central production have been described successfully in the context of Regge…

高能物理 - 唯象学 · 物理学 2015-06-22 A. Donnachie , P. V. Landshoff

We attempt to describe soft hadron interactions in the framework of saturation models, one based upon the Balitsky-Kovchegov non-linear equation and another one due to Golec-Biernat and W\"{u}sthoff. For $pp$, $Kp$, and $\pi p$ scattering…

高能物理 - 唯象学 · 物理学 2009-11-07 J. Bartels , E. Gotsman , E. Levin , M. Lublinsky , U. Maor