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Related papers: New limits on "odderon" amplitudes from analyticit…

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Utilizing the most recent experimental data, we reanalyze high energy \pbar p and pp data, using the asymptotic amplitude analysis, under the assumption that we have reached `asymptopia'. This analysis gives strong evidence for a $\log…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. M. Block , A. R. White , B. Margolis

The ratios $\rho^{pp}_{\bar pp}(s)$ of the real to the imaginary part of forward elastic $pp$ and $\bar pp$ scattering amplitudes at very high energies are considered in the models with rising total cross-sections and its difference. It is…

High Energy Physics - Phenomenology · Physics 2020-01-01 E. Martynov , G. Tersimonov

We here comment on a series of recent papers by Igi and Ishida[K. Igi and M. Ishida, Phys. Lett B 622, 286 (2005)] and Block and Halzen[M. M. Block and F. Halzen, Phys. Rev D 72, 036006 (2005)] that fit high energy $pp$ and $\bar pp$ cross…

High Energy Physics - Phenomenology · Physics 2009-01-07 M. M. Block

We provide a statistically significant observation of the elusive Odderon exchange, based on novel and model-independent analysis of the scaling properties of the differential cross sections of elastic $pp$ and $p\bar p$ scattering in the…

High Energy Physics - Phenomenology · Physics 2021-06-01 T. Csörgő , T. Novák , R. Pasechnik , A. Ster , I. Szanyi

Utilizing the most recent experimental data, we reanalyze high energy \pbar p and pp data, using two distinct (and {\em dissimilar}) analysis techniques: (1) asymptotic amplitude analysis, under the assumption that we have reached…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. M. Block , F. Halzen , B. Margolis , A. R. White

In this manuscript we analyzed the elastic $pp$ and $p\bar{p}$ cross-section in the Color Glass Condensate framework, treating them as a dilute-dense system, and derived the phenomenological constraints (upper bounds) on the…

High Energy Physics - Phenomenology · Physics 2026-03-04 Michael Roa , Marat Siddikov , Yanil Gentile , Ivan Zemlyakov

We analyse the pp elastic scattering amplitudes using the recent LHC data, revisiting the model proposed by A. Martin based on analytic continuation and crossing symmetry. Introducing a new form for the scaling function we show that the…

High Energy Physics - Phenomenology · Physics 2017-10-20 A. K. Kohara

We assume that the scattering amplitude is represented by Froissaron, Maximal Odderon as well as by standard Regge poles. From the fit to the data of $pp$ and $\bar pp$ scattering at high energy and not too large momentum transfers we found…

High Energy Physics - Phenomenology · Physics 2020-11-09 N. Bence , A. Lengyel , Z. Tarics , E. Martynov , G. Tersimonov

We analyse the pp and p\=p elastic scattering amplitudes using the data of several CERN and FERMILAB experiments, revisiting ideas proposed by Andr\'e Martin based on analytic continuation and crossing symmetry. Introducing a new form for…

High Energy Physics - Phenomenology · Physics 2019-10-25 Anderson Kendi Kohara

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…

High Energy Physics - Phenomenology · Physics 2019-10-17 M. Broilo , D. A. Fagundes , E. G. S. Luna , M. J. Menon

The C-odd amplitude for the elastic $pp$ and $p\bar{p}$ scattering due to the exchange of the QCD odderon proposed by J.Bartels, L.N.Lipatov and G.P. Vacca is calculated with the Fukugita-Kwiecinski proton impact factor. The found amplitude…

High Energy Physics - Phenomenology · Physics 2021-03-17 M. A. Braun

In the present paper, we extend the Froissaron-Maximal Odderon (FMO) approach at $t$ different from 0. Our extended FMO approach gives an excellent description of the 3266 experimental points considered in a wide range of energies and…

High Energy Physics - Phenomenology · Physics 2019-06-26 Evgenij Martynov , Basarab Nicolescu

An extensive generalization of the ordinary and quasi-eikonal methods is presented for the $pp$ and $\bar pp$ elastic scattering amplitudes, which takes into account in a phenomenological way all intermediate multiparticle states involving…

High Energy Physics - Phenomenology · Physics 2009-01-07 P. Desgrolard , M. Giffon , E. Martynov , E. Predazzi

Making use of a derivative dispersion approach, we investigate the behavior of the the total cross section and the rho parameter for pp and p(bar)p scattering from accelerator to cosmic ray energies. The discrepancies in the cosmic ray…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. F. Ávila , E. G. S. Luna , M. J. Menon

Theory suggests that in high-energy elastic hadron+hadron scattering, $t$-channel exchange of a family of colourless crossing-odd states -- the odderon -- may generate differences between $p\bar p$ and $pp$ cross-sections in the…

High Energy Physics - Phenomenology · Physics 2023-04-05 Zhu-Fang Cui , Daniele Binosi , Craig D. Roberts , Sebastian M. Schmidt , D. N. Triantafyllopoulos

Based on the AdS/CFT correspondence, we present a holographic description of various C-odd exchanges in high energy baryon-baryon and baryon-antibaryon scattering, and calculate their respective contributions to the difference in the total…

High Energy Physics - Theory · Physics 2010-04-22 Emil Avsar , Yoshitaka Hatta , Toshihiro Matsuo

With analytical representation for the pp scattering amplitudes introduced and tested at lower energies, a description of high precision is given of the $d\sigma/dt$ data at $\sqrt{s}$= 13 TeV for all values of the momentum transfer, with…

High Energy Physics - Phenomenology · Physics 2021-03-25 E. Ferreira , A. K. Kohara , T. Kodama

We study the high-energy behavior of the elastic scattering amplitude using two distinct unitarization schemes: the eikonal and the $U$-matrix. Our analysis begins with a formalism involving solely Pomerons, incorporating pion-loop…

High Energy Physics - Phenomenology · Physics 2024-10-10 M. Maneyro , E. G. S. Luna , M. Peláez

We analyze forward Compton scattering, using real analytic amplitudes. By fitting the total \gamma p scattering cross section data in the high energy region 5 GeV < \sqrt s < 20 GeV, using a cross section rising as \ln^2 s, we calculate…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. M. Block

We consider the possible contribution of Odderon (Reggeon with alpha_(Odd)(0) similar to 1 and negative signature) exchange to the differences in the total cross sections of particle and antiparticle, to the ratios of real/imaginary parts…

High Energy Physics - Phenomenology · Physics 2009-06-16 C. Merino , M. M. Ryzhinskiy , Yu. M. Shabelski
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