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Related papers: Charged current semi-inclusive deeply inelastic sc…

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We present the complete results up to twist-3 for hadron production in the target fragmentation region of semi-inclusive deep inelastic scattering with a polarized lepton beam and polarized nucleon target. The nonperturbative effects are…

High Energy Physics - Phenomenology · Physics 2023-11-23 K. B. Chen , J. P. Ma , X. B. Tong

Semi-inclusive hadron production in deep inelastic lepton-nucleon scattering (SIDIS) provides important probes of parton distributions and fragmentation functions. We compute the next-to-next-to-leading order (NNLO) massless QCD corrections…

High Energy Physics - Phenomenology · Physics 2026-03-17 Leonardo Bonino , Thomas Gehrmann , Markus Löchner , Kay Schönwald , Giovanni Stagnitto

The coplete analysis of the model-independent leading radiative corrections to cross-section and polarization observables in semi-inclusive deep-inelastic electron-nucleus scattering with detection of a proton and scattered electron in…

High Energy Physics - Phenomenology · Physics 2014-11-17 A. V. Afanas'ev , I. Akushevich , G. I. Gakh , N. P. Merenkov

We present state-of-the-art hadron-level predictions for the deep-inelastic scat- tering process at next-to-leading-order precision for several multiplicities, con- sistently merged in one sample. For the first time at this level of…

High Energy Physics - Phenomenology · Physics 2025-10-24 Peter Meinzinger , Daniel Reichelt , Federico Silvetti

We discuss the measurement of the charged-current elastic scattering process $e^-p\rightarrow\nu_e n$ at the Electron-Ion Collider (EIC). This process provides sensitivity to the poorly constrained axial form factor of the nucleon, which…

Nuclear Experiment · Physics 2026-01-07 Henry T. Klest

We study the spin-dependent cross section in semi-inclusive deep-inelastic lepton-nucleon collisions, $\ell + N^\uparrow\to \ell+h+X$. We focus on the cross section that is integrated over the transverse momentum $P_{h\perp}$ of the…

High Energy Physics - Phenomenology · Physics 2026-03-12 Diego Scantamburlo , Marc Schlegel

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

In this paper we calculate the fully differential cross sections for inclusive heavy quark production in deep-inelastic scattering. We construct proper projection operators to give all possible azimuthal angle distributions of the heavy…

High Energy Physics - Phenomenology · Physics 2024-07-25 Qing-Song Chang , Guang-Peng Zhang

The single-spin asymmetry of unpolarized leptons scattering deep-inelastically off transversely polarized nucleons is studied in a partonic picture within a collinear twist-3 framework. Since this observable is generated by multi-photon…

High Energy Physics - Phenomenology · Physics 2013-02-28 Marc Schlegel

We calculate, in a model, the beam spin asymmetry in semi-inclusive jet production in deep inelastic scattering. This twist-3, $T$-odd observable is non-zero due to final state strong interactions. With reasonable choices for the…

High Energy Physics - Phenomenology · Physics 2014-11-18 Andrei V. Afanasev , Carl E. Carlson

We calculate the fully differential Next-to-Leading Order (NLO) corrections to (longitudinally) polarized dijet production in deep inelastic scattering, featuring both neutral current and charged current processes. We also analyze their…

High Energy Physics - Phenomenology · Physics 2022-05-04 Ignacio Borsa , Daniel de Florian , Iván Pedron

We present a detailed phenomenological study of $J/\psi$ polarization in semi-inclusive deep inelastic scattering processes, focusing on the kinematics accessible at the future Electron-Ion Collider. We show theoretical estimates for the…

High Energy Physics - Phenomenology · Physics 2023-06-14 Umberto D'Alesio , Luca Maxia , Francesco Murgia , Cristian Pisano , Sangem Rajesh

We present a method for extraction of detailed information on polarized quark densities from semi-inclusive deep inelastic scattering l+N -> l+h+X, in both LO and NLO QCD without any assumptions about fragmentation functions and polarized…

High Energy Physics - Phenomenology · Physics 2017-08-23 Ekaterina Christova , Elliot Leader

Measurements of the cross sections for charged current deep inelastic scattering in e-p collisions with longitudinally polarised electron beams are presented. The measurements are based on a data sample with an integrated luminosity of 175…

High Energy Physics - Experiment · Physics 2012-08-27 ZEUS Collaboration

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

We present for the first time the complete twist-4 result for the semi-inclusive deeply inelastic scattering $e^- N \to e^-qX$ with polarized electron and proton beams at the tree level of pQCD. The calculations have been carried out using…

High Energy Physics - Phenomenology · Physics 2017-04-19 Shu-yi Wei , Yu-kun Song , Kai-bao Chen , Zuo-tang Liang

The first measurements of the cross sections for neutral and charged current deep inelastic scattering in e+p collisions with longitudinally polarised positron beams are presented. The total cross section for e+p charged current deep…

High Energy Physics - Experiment · Physics 2007-05-23 Julian Rautenberg

Single-spin asymmetries for semi-inclusive pion production in deep-inelastic scattering have been measured for the first time. A significant target-spin asymmetry of the distribution in the azimuthal angle phi of the pion relative to the…

High Energy Physics - Experiment · Physics 2009-04-15 A. Airapetian

We calculate azimuthal asymmetries and the Callan-Gross $R$-ratio for semi-exclusive pion production in deep inelastic scattering taking into account higher twist effects. Our results are qualitatively different from the QCD-improved parton…

High Energy Physics - Phenomenology · Physics 2009-10-28 A. Brandenburg , V. V. Khoze , D. Müller