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Related papers: Semi-inclusive deep-inelastic scattering on a pola…

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We develop the theoretical framework for semi-inclusive deep-inelastic scattering on a polarized spin-1 target and apply it to scattering on the polarized deuteron with spectator nucleon tagging. In Part I (previous article) we present the…

High Energy Physics - Phenomenology · Physics 2026-03-26 W. Cosyn , C. Weiss

We discuss the process of deep-inelastic electron scattering (DIS) on the polarized deuteron with detection of a nucleon in the nuclear fragmentation region ("spectator tagging"). We cover (a) the general structure of the semi-inclusive DIS…

High Energy Physics - Phenomenology · Physics 2016-09-08 W. Cosyn , M. Sargsian , C. Weiss

We investigate the semi-inclusive deep inelastic scattering off a tensor-polarized spin-1 target, focusing on the production of an unpolarized hadron. The complete differential cross section is expressed in terms of 23 structure functions,…

High Energy Physics - Phenomenology · Physics 2025-12-12 Jing Zhao , Alessandro Bacchetta , Shunzo Kumano , Tianbo Liu , Ya-jin Zhou

We establish the relationship between distribution and fragmentation functions and the structure functions appearing in the cross section of polarized 1-particle inclusive deep-inelastic scattering. We present spectator model evaluations of…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Bacchetta , S. Boffi , R. Jakob

We investigate the production of spin-3/2 hadrons in semi-inclusive deep inelastic lepton-nucleon scatterings. The complete differential cross section is derived through the kinematic analysis and expressed in terms of 288 structure…

High Energy Physics - Phenomenology · Physics 2024-04-18 Jing Zhao , Zhe Zhang , Zuo-tang Liang , Tianbo Liu , Ya-jin Zhou

Background: DIS on the polarized deuteron with detection of a proton in the nuclear breakup region (spectator tagging) represents a unique method for extracting the neutron spin structure functions and studying nuclear modifications. The…

High Energy Physics - Phenomenology · Physics 2021-01-04 W. Cosyn , C. Weiss

The production of slow nucleons in semi-inclusive deep inelastic electron scattering off the deuteron is investigated in the region $x \gsim 0.3$ for kinematical conditions accessible at $HERA$. Within the spectator mechanism the…

Nuclear Theory · Physics 2007-05-23 Silvano Simula

New polarized fragmentation functions are introduced and justified, in addition to those conventional ones assumed to be independent of the helicity of the parent parton. It is demonstrated that due to our present ignorance concerning these…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Glück , E. Reya

The general structure of semi-inclusive polarized electron scattering from polarized spin-1/2 targets is developed for use at all energy scales, from modest-energy nuclear physics applications to use in very high energy particle physics.…

Nuclear Theory · Physics 2022-12-02 T. W. Donnelly , Sabine Jeschonnek , J. W. Van Orden

The neutron's deep-inelastic structure functions provide essential information for the flavor separation of the nucleon parton densities, the nucleon spin decomposition, and precision studies of QCD phenomena in the flavor-singlet and…

High Energy Physics - Phenomenology · Physics 2014-11-03 W. Cosyn , V. Guzey , D. W. Higinbotham , C. Hyde , S. Kuhn , P. Nadel-Turonski , K. Park , M. Sargsian , M. Strikman , C. Weiss

We present a systematic calculation of the charged current semi-inclusive deeply inelastic scattering process at leading order twist-3 level in the parton model. We consider the general form of the negatively charged beam scattering off the…

High Energy Physics - Phenomenology · Physics 2021-01-27 Weihua Yang

The production of slow nucleons in semi-inclusive deep inelastic electron scattering off the deuteron is investigated in the region $x \gsim 0.3$. It is shown that within the spectator mechanism the semi-inclusive cross section exhibits a…

Nuclear Theory · Physics 2009-10-30 Silvano Simula

The analysis of semi-inclusive data from deep inelastic scattering of polarized muons off polarized protons and deuterons by the SMC is presented. The resulting charged hadron asymmetries are used to determine polarized valence and sea…

High Energy Physics - Experiment · Physics 2009-10-30 Eva-Maria Kabuss

The spin-dependent cross sections for semi-inclusive lepton-nucleon scattering are derived in the framework of collinear factorization, including the effects of masses of the target and produced hadron at finite momentum transfer squared…

High Energy Physics - Phenomenology · Physics 2015-10-28 J. V. Guerrero , J. J. Ethier , A. Accardi , S. W. Casper , W. Melnitchouk

We study the cross section for one-particle inclusive deep inelastic scattering off the nucleon for low transverse momentum of the detected hadron. We decompose the cross section in terms of structure functions and calculate them at tree…

High Energy Physics - Phenomenology · Physics 2010-10-27 Alessandro Bacchetta , Markus Diehl , Klaus Goeke , Andreas Metz , Piet J. Mulders , Marc Schlegel

Polarized electron-deuteron deep-inelastic scattering (DIS) with detection of the spectator proton ("tagged DIS") enables measurements of neutron spin structure with maximal control of nuclear effects. We calculate the longitudinal spin…

High Energy Physics - Phenomenology · Physics 2019-11-15 W. Cosyn , C. Weiss

A covariant formulation of spin-dependent deep-inelastic scattering from nuclei is presented. In the relativistic impulse approximation the inclusive nuclear cross section is described in terms of the amplitude for forward, virtual-photon…

Nuclear Theory · Physics 2008-11-26 G. Piller , W. Melnitchouk , A. W. Thomas

Polarized electron-deuteron DIS with spectator proton tagging offers a way of measuring the neutron spin structure functions with maximal theoretical control of nuclear effects. We calculate the nuclear structure factors in the longitudinal…

High Energy Physics - Phenomenology · Physics 2019-02-12 W. Cosyn , C. Weiss

We investigate polarization observables in hyperon-nucleon scattering by decomposing scattering amplitudes into spin-space tensors, where each component describes scattering by corresponding spin-dependent interactions, so that…

Nuclear Theory · Physics 2009-11-10 S. Ishikawa , M. Tanifuji , Y. Iseri , Y. Yamamoto

We study the production of polarized $\Lambda$ hyperon in semi-inclusive deep inelastic scattering off an unpolarized target. We include the cases in which the $\Lambda$ hyperon is longitudinally polarized or transversely polarized, and in…

High Energy Physics - Phenomenology · Physics 2017-04-26 Yongliang Yang , Zhun Lu
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