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We investigate the scattering cross section of aligned dipolar molecules in low-temperature gases. Over a wide range of collision energies relevant to contemporary experiments, the cross section declines in inverse proportion to the…

Atomic Physics · Physics 2015-05-13 J. L. Bohn , M. Cavagnero , C. Ticknor

Scattering by an isolated defect embedded in a dielectric medium of two dimensional periodicity is of interest in many sub-fields of electrodynamics. Present approaches to compute this scattering rely either on the Born approximation and…

Mesoscale and Nanoscale Physics · Physics 2021-05-10 Kuljit S. Virk

Simultaneous $\chi^{2}$ analyses are performed for elastic scattering and fusion cross section data for the $^{12}$C+$^{208}$Pb system at near-Coulomb-barrier energies by using the extended optical model approach in which the polarization…

Nuclear Theory · Physics 2008-11-26 W. Y. So , T. Udagawa , S. W. Hong , B. T. Kim

Based on the extended optical model with the double folding potential, in which the polarization potential is decomposed into direct reaction (DR) and fusion parts, simultaneous $\chi^{2}$ analyses are performed of elastic scattering and…

Nuclear Theory · Physics 2010-03-16 W. Y. So , T. Udagawa , K. S. Kim , S. W. Hong , B. T. Kim

The inclusive electromagnetic responses in the quasi-elastic region are calculated with a model which considers the terms of the cluster expansion containinga single correlation line. The validity of this model is studied by comparing, in…

Nuclear Theory · Physics 2007-05-23 J. E. Amaro , F. Arias de Saavedra , A. M. Lallena , G. Co' , A. Fabrocini , S. Rashad

Radiative corrections (RC) to the Compton scattering cross section are calculated in the leading and next-to leading logarithmic approximation to the case of colliding high energy photon-electron beams. RC to the double Compton scattering…

High Energy Physics - Phenomenology · Physics 2009-11-10 A. N. Ilyichev , E. A. Kuraev , V. Bytev , Yu. P. Peresun'ko

The general form of the cross section as well as the polarizations of electron-deuteron elastic scattering are given. Two-photon exchange effects are analyzed. Possible signatures of the two-photon exchange effects in the electron-deuteron…

Nuclear Theory · Physics 2008-11-26 Yu Bing Dong , Chung Wen Kao , Shin Nan Yang , Yu Chun Chen

Measurements of elastic electron scattering data within the past decade have highlighted two-photon exchange contributions as a necessary ingredient in theoretical calculations to precisely evaluate hydrogen elastic scattering cross…

With relation to the RHIC spin program we research the polarization effects in elastic proton-proton scattering at small momentum transfer and in the diffraction dip region. The calculations take into account the Coulomb-hadron interference…

High Energy Physics - Phenomenology · Physics 2009-11-07 O. V. Selyugin

We have in earlier papers presented an extension of Mueller's dipole cascade model, which includes subleading effects from energy conservation and running coupling as well as colour suppressed effects from pomeron loops via a ``dipole…

High Energy Physics - Phenomenology · Physics 2011-03-23 Emil Avsar , Gosta Gustafson , Leif Lonnblad

Isolating the scattering of longitudinal weak bosons at the LHC is an important tool to probe the ElectroWeak Symmetry Breaking mechanism. Separating polarizations of $W$ and $Z$ bosons is complicated, because of non resonant contributions…

High Energy Physics - Phenomenology · Physics 2019-10-02 Alessandro Ballestrero , Ezio Maina , Giovanni Pelliccioli

Charge asymmetry in electron (positron) scattering arises from the interference of the Born amplitude and the box-type amplitude corresponding to two virtual photons exchange. It can be extracted from electron proton and positron proton…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. A. Kuraev , V. V. Bytev

A model to study two-proton emission processes induced by electron scattering is developed. The process is induced by one-body electromagnetic operators acting together with short-range correlations, and by two-body $\Delta$ currents. The…

Nuclear Theory · Physics 2008-11-26 Marta Anguiano , Giampaolo Co' , Antonio M. Lallena

Nucleon transfer reactions in low-energy deuteron-deuteron scattering are described by solving exact four-particle equations in momentum space. The Coulomb interaction between the protons is included using the screening and renormalization…

Nuclear Theory · Physics 2011-08-23 A. Deltuva , A. C. Fonseca

The scattering theory of low-energy (slow) electrons has been developed by Evans and Mills [Phys. Rev. B 5, 4126 (1972)]. The formalism is merely based on the electrostatic Coulomb interaction of the scattering electrons with the…

Strongly Correlated Electrons · Physics 2023-05-25 Khalil Zakeri , Christophe Berthod

We calculate elastic scattering of positronium (Ps) by the Xe atom using the recently developed pseudopotential method [I. I. Fabrikant and G. F. Gribakin, Phys. Rev. A 90, 052717 (2014)] and review general features of Ps scattering from…

Atomic Physics · Physics 2016-03-03 G. F. Gribakin , A. R. Swann , R. S. Wilde , I. I. Fabrikant

We calculate the short-range contributions $C^{(1)}$ and $C^{(10)}$ to the angular intensity correlation function for the scattering of s-polarized light from a one-dimensional random interface between two dielectric media. The calculations…

Disordered Systems and Neural Networks · Physics 2015-06-25 Ingve Simonsen , Alexei A. Maradudin , Tamara A. Leskova

This work aims to study theoretically the electron-proton scattering for initially spin-polarized electrons in the presence of a circularly polarized electromagnetic field. Using the first Born approximation and the Dirac-Volkov states for…

High Energy Physics - Phenomenology · Physics 2022-07-13 I. Dahiri , M. Baouahi , M. Jakha , S. Mouslih , B. Manaut , S. Taj

A deeper insight into electron elastic scattering off endohedral fullerenes $A$@C$_{60}$ is provided. The study accounts for polarization of both the encapsulated atom $A$ and C$_{60}$ cage by an incident electron. It is carried out in the…

Atomic Physics · Physics 2016-09-27 V. K. Dolmatov , M. Ya. Amusia , L. V. Chernysheva

Electromagnetic interactions of protons and alpha particles are modeled in a form that is suitable for Monte Carlo simulation of the transport of charged particles. The differential cross section (DCS) for elastic collisions with neutral…

Nuclear Theory · Physics 2023-11-13 Francesc Salvat , Carlos Heredia