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Related papers: A comparative study on two characteristic parametr…

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The energy dependence of the total hadronic cross section at high energies is investigated with focus on the recent experimental result by the TOTEM Collaboration at 7 TeV and the Froissart-Martin bound. On the basis of a class of…

High Energy Physics - Phenomenology · Physics 2015-06-03 D. A. Fagundes , M. J. Menon , P. V. R. G. Silva

The rise of the total, elastic and inelastic hadronic cross sections at high energies is investigated by means of an analytical parametrization, with the exponent of the leading logarithm contribution as a free fit parameter. Using…

High Energy Physics - Phenomenology · Physics 2013-05-07 D. A. Fagundes , M. J. Menon , P. V. R. G. Silva

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

A forward amplitude analysis on $pp$ and $\bar{p}p$ elastic scattering above 5 GeV is presented. The dataset includes the recent high-precision TOTEM measurements of the $pp$ total and elastic (integrated) cross-sections at 7 TeV and 8 TeV.…

High Energy Physics - Phenomenology · Physics 2013-07-31 M. J. Menon , P. V. R. G. Silva

Based on duality, we previously proposed to use rich informations on pi p total cross sections below N=10GeV in addition to high-energy data in order to discriminate whether these cross sections increase like log nu or log2 nu at high…

High Energy Physics - Phenomenology · Physics 2007-05-23 Keiji Igi , Muneyuki Ishida

A comparative study on some representative parametrizations for the total and elastic cross-sections as a function of energy is presented. The dataset comprises pp and \bar{p}p scattering in the c.m energy interval 5 GeV-8 TeV. The…

High Energy Physics - Phenomenology · Physics 2013-10-30 M. J. Menon , P. V. R. G. Silva

We present the results of fitting all data for $pp$ and $\bar pp$ scattering at $\sqrt s \geq 9.7$ Gev and up to the collider energy with various analytic parametrizations of the elastic forward scattering amplitudes based on the derivative…

High Energy Physics - Phenomenology · Physics 2009-09-25 Kyungsik Kang , Sung Ku Kim

We propose to use rich informations on pi p total cross sections below N=10 GeV in order to investigate whether these cross sections increase like log nu or log2 nu at high energies. A finite-energy sum rule (FESR) which is derived in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Keiji Igi , Muneyuki Ishida

We reanalyse $\bar p p$ and $pp$ high energy data of the elastic scattering above $\sqrt{s}=5$ GeV on the total cross-section $\sigma_{tot}$ and on the forward $\rho$-ratio for various models of Pomeron, utilizing two methods. The first one…

High Energy Physics - Phenomenology · Physics 2009-10-30 P. Desgrolard , M. Giffon , E. S. Martynov

We report on measurements of the differential cross section $d\sigma/d\Omega$ in the energy region of $\sqrt{s}$ = 2.5-2.9 GeV of the reaction $pp \to \{pp\}_s \pi^0$ where $\{pp\}_s$ is a $^1\!S_0$ proton pair. The experiment has been…

Saturation of the Froissart-Martin unitarity bound that the total cross sections increase like log2(s/s_0) appears to be confirmed. Due to this statement, the B log2(s/s_0) was assumed to extend the universal rise of all the total hadronic…

High Energy Physics - Phenomenology · Physics 2008-11-26 Muneyuki Ishida , Keiji Igi

We propose to use rich informations on the pp, pbar p total cross sections sigma below N=10 GeV in order to predict the total cross section and rho ratio at very high energies. Using the FESR as a constraint for high energy parameters, we…

High Energy Physics - Phenomenology · Physics 2008-11-26 Keiji Igi , Muneyuki Ishida

Considering the Froissart-Martin bound, Jin-Martin-Cornille bound and the optical theorem, we propose a novel parametrization for the total cross-section of proton-proton and antiproton-proton elastic scattering data. Using derivative…

High Energy Physics - Phenomenology · Physics 2010-11-30 S. D. Campos , V. A. Okorokov

For the first time, a systematic analysis of the high energy behavior of total and diffractive proton-proton cross sections is performed within the Reggeon Field Theory framework, based on the resummation of all significant contributions of…

High Energy Physics - Phenomenology · Physics 2014-11-20 Sergey Ostapchenko

We predict $\sigma_{p{-}\rm air}^{\rm prod}$, the proton--air inelastic production cross section, at $pp$ center-of-mass energies $2\le\sqrt s \le 100000$ TeV, using high energy predictions from a saturated Froissart bound parameterization…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. M. Block

Inspired by the recent TOTEM data for the elastic proton -- proton ($pp$) scattering at $\sqrt{s} =$ 8 and 13 TeV, we update previous studies of the differential cross sections using the Phillips -- Barger (PB) model, which parametrizes the…

High Energy Physics - Phenomenology · Physics 2019-05-14 V. P. Goncalves , P. V. R. G. Silva

It is shown that $p p$ and $p\bar p$ data, including those from the TOTEM experiment, agree well with Regge theory.

High Energy Physics - Phenomenology · Physics 2015-09-07 A. Donnachie , P. V. Landshoff

Recent measurements of the proton-proton total cross section $\sigma_{tot}$ at 7 and 8 TeV by the TOTEM and ATLAS Collaborations are characterized by some discrepant values: the TOTEM data suggest a rise of the cross section with the energy…

High Energy Physics - Phenomenology · Physics 2017-07-11 D. A. Fagundes , M. J. Menon , P. V. R. G. Silva

A previously successful model for purely hadronic total cross-sections, based on QCD minijets and soft-gluon resummation, is here applied to the total photoproduction cross section. We find that our model in the gamma p case predicts a rise…

High Energy Physics - Phenomenology · Physics 2009-01-05 A. Achilli , R. M. Godbole , A. Grau , G. Pancheri , Y. N. Srivastava

It is well known that high energy data alone do not discriminate between asymptotic $\ln s$ and $\ln^2s$ behavior of $pp$ and $\bar pp$ cross sections. By exploiting high quality low energy data, analyticity resolves this ambiguity in favor…

High Energy Physics - Phenomenology · Physics 2009-11-11 M. M. Block , F. Halzen
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