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Related papers: Diffraction slopes for elastic proton-proton and p…

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The local nuclear slope $B(s,t) = {d \over d t} (\ln {d\sigma_n (s,t)\over dt})$ is reconstructed from the experimental angular distributions with a procedure that uses overlapping $t$-bins, for an energy that ranges from the ISR to the…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Desgrolard , J. Kontros , A. I Lengyel , E. S. Martynov

The diffraction spectrum of coherent waves scattered from fractal supports is calculated exactly. The fractals considered are of the class generated iteratively by successive dilations and translations, and include generalizations of the…

Condensed Matter · Physics 2009-10-28 Daniel A. Hamburger-Lidar

Modern experiments with heavy ion-leptons collisions open the possibility to measure the deviation of cross section of small angles electron(positron)-ion elastic scattering from the Rutherford formula due to multiple virtual photons…

High Energy Physics - Phenomenology · Physics 2009-08-18 E. A. Kuraev , M. Shatnev , E. Tomasi-Gustafsson

The paper presents the phenomenological analysis of the energy dependence for the ratio of elastic to total cross section in proton-proton and antiproton-proton scattering. The analytic functions based on the study of low- and high-energy…

High Energy Physics - Phenomenology · Physics 2019-04-11 V. A. Okorokov

Microscopic optical model potential results for reaction cross sections of proton elastic scattering are presented. The applications cover the 10-1000 MeV energy range and consider both stable and unstable nuclei. The study is based on…

Nuclear Theory · Physics 2008-11-26 H. F. Arellano , M. Girod

Close to one half of the LHC events are expected to be due to elastic or inelastic diffractive scattering. Still, predictions based on extrapolations of experimental data at lower energies differ by large factors in estimating the relative…

High Energy Physics - Experiment · Physics 2010-04-22 Mikael Kuusela , Jerry W. Lamsa , Eric Malmi , Petteri Mehtala , Risto Orava

We investigate the scaling properties of elastic scattering data at ISR and LHC energies and find that the significance of an Odderon observation is larger than the discovery threshold of 5$\sigma$. As an unexpected by-product of these…

High Energy Physics - Phenomenology · Physics 2021-02-01 T. Csorgo , T. Novak , R. Pasechnik , A. Ster , I. Szanyi

Independent multiple scattering (`Landshoff') contributions to proton-proton elastic scattering at wide angles are calculated in the quark-diquark model. Results confirm previous observations about the magnitude of these contributions. The…

High Energy Physics - Phenomenology · Physics 2009-09-25 Rainer Jakob

Recent measurements of the diffractive deep-inelastic cross section are used to extract diffractive parton densities of the proton. These are subsequently applied in models to predict the production of jets and open charm in the final…

High Energy Physics - Experiment · Physics 2007-05-23 Pierre Van Mechelen

Proton-${}^3$H elastic scattering and charge-exchange reaction ${}^3$H$(p,n){}^3$He in the energy regime above four-nucleon breakup threshold are described in the momentum-space transition operator framework. Fully converged results are…

Nuclear Theory · Physics 2017-06-05 A. Deltuva , A. C. Fonseca

An eikonalized elastic proton-proton and proton-antiproton scattering amplitude F(s,t), calculated from QCD as a finite sum of gluon ladders, is compared with the existing experimental data on the total cross section and the ratio…

High Energy Physics - Phenomenology · Physics 2010-04-06 R. Fiore , L. Jenkovszky , E. Kuraev , A. Lengyel , Z. Tarics

We apply a subtracted dispersion relation formalism with the aim to improve predictions for the two-photon exchange corrections to elastic electron-proton scattering observables at finite momentum transfers. We study the formalism on the…

High Energy Physics - Phenomenology · Physics 2016-01-29 O. Tomalak , M. Vanderhaeghen

Numerical predictions for the global characteristics of proton-proton interactions are given for the LHC energy. Possibilities for the discovery of the antishadow scattering mode and its physical implications are discussed.

High Energy Physics - Phenomenology · Physics 2009-01-07 S. M. Troshin , N. E. Tyurin

First results of a detailed analysis of p+p elastic scattering data are presented from ISR to LHC energies utilizing the quark-diquark model of protons in a form proposed by Bialas and Bzdak. The differential cross-section of elastic…

High Energy Physics - Phenomenology · Physics 2012-02-14 F. Nemes , T. Csörgő

It is emphasized that the collective dynamics associated with color confinement is dominating over a point-like mechanism related to a scattering of the proton constituents at the currently available values of the momentum transferred in…

High Energy Physics - Phenomenology · Physics 2015-06-12 S. M. Troshin

A new method for the determination of the real part of the elastic scattering amplitude is examined for high energy proton-proton elastic scattering at small momentum transfer. This method allows us to decrease the number of model…

High Energy Physics - Phenomenology · Physics 2009-11-10 P. Gauron , B. Nicolescu , O. V. Selyugin

We present the results of a calculation of differential cross sections and polarization observables for proton-deuteron elastic scattering, for proton laboratory energies from 2.5 to 22.5 MeV. The Paris potential parametrisation of the…

Nuclear Theory · Physics 2009-11-07 E. O. Alt , A. M. Mukhamedzhanov , M. M. Nishonov , A. I. Sattarov

The scaling of the diffraction peak in antiproton--proton scattering has been investigated from near threshold up to $3\,\,\, GeV/c$ laboratory momenta.It was shown that the scaling of the differential cross sections are evidentiated with a…

High Energy Physics - Phenomenology · Physics 2019-08-17 D. B. Ion , V. Topor Pop , C. Petrascu , V. Popa

We perform Glauber model calculations of the antiproton-nucleus elastic and quasielastic scattering and absorption in the beam momentum range $\sim 0.5\div10$ GeV/c. A good agreement of our calculations with available LEAR data and with…

Nuclear Theory · Physics 2016-12-21 A. B. Larionov , H. Lenske

Explicit analytical expressions for the drag and diffusion coefficients of a spherical particle attached to the interface between two immiscible fluids are constructed for the case of a small viscosity ratio between the fluid phases. The…

Soft Condensed Matter · Physics 2016-04-20 Aaron Dörr , Steffen Hardt