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Related papers: Coulomb-Nuclear Interference in polarized pA scatt…

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We study the single-spin asymmetry, $A_N(t)$, arising from Coulomb-nuclear interference (CNI) at small 4-momentum transfer squared, $-t=q^2$, aiming at explanation of the recent data from the PHENIX experiment at RHIC on polarized…

High Energy Physics - Phenomenology · Physics 2017-11-08 Michal Krelina , Boris Z. Kopeliovich

Study of polarized proton-proton elastic scattering in the Coulomb-nuclear interference region allows one to measure the forward hadronic single spin-flip amplitude including its phase. However, in a precision experimental data analysis, a…

High Energy Physics - Phenomenology · Physics 2022-06-01 A. A. Poblaguev

Coulomb-nuclear interference in the single transverse spin asymmetry A_N is often considered as a possible absolute polarimeter for proton beams. The main uncertainty in this is the unknown hadronic spin-flip amplitude. This uncertainty is…

High Energy Physics - Phenomenology · Physics 2008-02-03 T. L. Trueman

Polarized pp elastic scattering at small angles in the Coulomb-nuclear interference (CNI) region offers a unique opportunity to study the spin structure of the Pomeron. Electromagnetic effects in elastic amplitude can be equivalently…

High Energy Physics - Phenomenology · Physics 2021-04-28 B. Z. Kopeliovich , M. Krelina , I. K. Potashnikova

We compare a few types of high energy reactions which seem to be practical for polarimetry at RHIC. Coulomb-nuclear interference (CNI) in pp elastic scattering leads to a nearly energy-independent left-right asymmetry A_N(t) at small t. The…

High Energy Physics - Phenomenology · Physics 2007-05-23 Boris Kopeliovich

We examine a suggestion to use ${p-} ^4{He}$ elastic scattering, as an absolute polarimeter for high-energy polarized proton beams, by means of a Coulomb-Nuclear Interference effect for the single-spin asymmetry $A_N(t)$, around the…

High Energy Physics - Phenomenology · Physics 2009-10-31 C. Bourrely , J. Soffer

The Coulomb-hadron interference effects are examined at small and large $t$. The methods for the definition of spin-dependent parts of hadron scattering amplitude are presented. The additional contributions to analyzing power $A_N$ and the…

High Energy Physics - Phenomenology · Physics 2017-08-23 S. B. Nurushev , O. V. Selyugin , M. N. Strikhanov

Absorptive corrections, which are known to suppress proton-neutron transitions with a large fractional momentum z -> 1 in pp collisions, become dramatically strong on a nuclear target, and they push the partial cross sections of leading…

High Energy Physics - Phenomenology · Physics 2023-11-14 B. Z. Kopeliovich , I. K. Potashnikova , Ivan Schmidt

Nuclear and Coulomb breakup of halo nuclei have been treated often as incoherent processes and structure information have been extracted from their study. The aim of this paper is to clarify whether interference effects and Coulomb-nuclear…

Nuclear Theory · Physics 2009-11-07 J. Margueron , A. Bonaccorso , D. M. Brink

Brand-new high-precision data for single-spin asymmetry $A_N(t)$ in small angle elastic $pp$ scattering from the fixed target experiment HJET at BNL at $E_{lab}=100$ and $255 \mbox{ GeV}$, as well as high energy STAR measurements at…

High Energy Physics - Phenomenology · Physics 2021-02-03 B. Z. Kopeliovich , M. Krelina

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 present a novel and efficient real space, semiclassical model of electric polarization with general applicability to any system in which screening plays an important role. This model includes the effects of both atomic and bond…

Superconductivity · Physics 2025-06-24 Nassim Derriche , George Sawatzky

Methods for limiting the size of hadronic spin-flip in the Coulomb-Nuclear Interference region are critically assessed. This work was presented at the High Energy Polarimetry Workshop in Amsterdam, Sept.9, 1996 and the RHIC Spin…

High Energy Physics - Phenomenology · Physics 2007-05-23 T. L. Trueman

Absorptive corrections, known to suppress proton-neutron transitions with large fractional momentum $z\to1$ in pp collisions, become dramatically strong on a nuclear target, and push the partial cross sections of leading neutron production…

High Energy Physics - Phenomenology · Physics 2017-02-27 B. Z. Kopeliovich , I. K. Potashnikova , Ivan Schmidt

We find exact solution in the Cahn eikonal model, which describes Coulomb-nuclear interference in elastic scattering of charged hadrons. The cases of both point-like and extended particles equipped with electromagnetic form factors are…

High Energy Physics - Phenomenology · Physics 2024-02-06 M. L. Nekrasov

We study the Coulomb interaction-induced Aharonov-Bohm (AB) oscillations in the linear response transport through a remote quantum dot which has no tunnel coupling but has Coulomb coupling with the quantum dot embedded in an AB…

Mesoscale and Nanoscale Physics · Physics 2015-08-04 Toshihiro Kubo , Yasuhiro Tokura

We study the interplay of hadronic and Coulomb interactions for $pp$ scattering at LHC energies on the basis of the previous determination of the real part of the amplitude [{\it V.V. Anisovich, V.A. Nikonov, J. Nyiri}, Int. J. Mod. Phys.…

High Energy Physics - Phenomenology · Physics 2016-03-02 V. V. Anisovich , V. A. Nikonov

The manifestation of pseudospin-symmetry in proton-nucleus scattering is discussed. Constraints on the pseudospin-symmetry violating scattering amplitude are given which require as input cross section and polarization data, but no…

Nuclear Theory · Physics 2009-11-10 H. Leeb , S. A. Sofianos

We study the screening of the Coulomb interaction in non polar systems by polarizable atoms. We show that in low dimensions and small finite size systems this screening deviates strongly from that conventionally assumed. In fact in one…

Strongly Correlated Electrons · Physics 2015-06-25 J. van den Brink , G. A. Sawatzky

An analysis of the Coulombic amplitude and its interference with the nuclear amplitude which is driven by the three-component Pomeron is presented. It is shown that different approaches towards the Coulomb phase evaluation give…

High Energy Physics - Phenomenology · Physics 2011-09-13 V. A. Petrov , E. Predazzi , A. Prokudin
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