English
Related papers

Related papers: Isovector EMC effect from global QCD analysis with…

200 papers

The ratio of the nucleon $F_2$ structure functions, $F_2^n/F_2^p$, is determined by the MARATHON experiment from measurements of deep inelastic scattering of electrons from $^3$H and $^3$He nuclei. The experiment was performed in the Hall A…

High Energy Physics - Experiment · Physics 2021-06-10 MARATHON Collaboration , D. Abrams , H. Albataineh , B. S. Aljawrneh , S. Alsalmi , K. Aniol , W. Armstrong , J. Arrington , H. Atac , T. Averett , C. Ayerbe Gayoso , X. Bai , J. Bane , S. Barcus , A. Beck , V. Bellini , H. Bhatt , D. Bhetuwal , D. Biswas , D. Blyth , W. Boeglin , D. Bulumulla , J. Butler , A. Camsonne , M. Carmignotto , J. Castellanos , J. -P. Chen , E. O. Cohen , S. Covrig , K. Craycraft , R. Cruz-Torres , B. Dongwi , B. Duran , D. Dutta , E. Fuchey , C. Gal , T. N. Gautam , S. Gilad , K. Gnanvo , T. Gogami , J. Gomez , C. Gu , A. Habarakada , T. Hague , J. -O. Hansen , M. Hattawy , F. Hauenstein , D. W. Higinbotham , R. J. Holt , E. W. Hughes , C. Hyde , H. Ibrahim , S. Jian , S. Joosten , A. Karki , B. Karki , A. T. Katramatou , C. Keith , C. Keppel , M. Khachatryan , V. Khachatryan , A. Khanal , A. Kievsky , D. King , P. M. King , I. Korover , S. A. Kulagin , K. S. Kumar , T. Kutz , N. Lashley-Colthirst , S. Li , W. Li , H. Liu , S. Liuti , N. Liyanage , P. Markowitz , R. E. McClellan , D. Meekins , S. Mey-Tal Beck , Z. -E. Meziani , R. Michaels , M. Mihovilovic , V. Nelyubin , D. Nguyen , Nuruzzaman , M. Nycz , R. Obrecht , M. Olson , V. F. Owen , E. Pace , B. Pandey , V. Pandey , M. Paolone , A. Papadopoulou , S. Park , S. Paul , G. G. Petratos , R. Petti , E. Piasetzky , R. Pomatsalyuk , S. Premathilake , A. J. R. Puckett , V. Punjabi , R. D. Ransome , M. N. H. Rashad , P. E. Reimer , S. Riordan , J. Roche , G. Salme , N. Santiesteban , B. Sawatzky , S. Scopetta , A. Schmidt , B. Schmookler , J. Segal , E. P. Segarra , A. Shahinyan , S. Sirca , N. Sparveris , T. Su , R. Suleiman , H. Szumila-Vance , A. S. Tadepalli , L. Tang , W. Tireman , F. Tortorici , G. M. Urciuoli , B. Wojtsekhowski , S. Wood , Z. H. Ye , Z. Y. Ye , J. Zhang

In this contribution we discuss the main outcomes of our studies on the so called double parton distribution functions (dPDFs), accessible quantities in high energy proton-proton and proton nucleus collisions, in double parton scattering…

High Energy Physics - Phenomenology · Physics 2020-01-08 Matteo Rinaldi

We give a brief overview of nuclear parton distributions. First, the EMC effect is discussed together with possible interpretations such as nuclear binding and $Q^2$ rescaling. Next, we explain shadowing descriptions:…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Kumano

We present three new sets of next-to-leading order parton distribution functions (PDFs) determined by global fits to a wide variety of data for hard scattering processes. The analysis includes target mass and higher twist corrections needed…

High Energy Physics - Phenomenology · Physics 2013-05-15 J. F. Owens , A. Accardi , W. Melnitchouk

Nuclear effect in the neutrino-nucleus charged-Current inelastic scattering process is studied by analyzing the CCFR and NuTeV data. Structure functions $F_2(x,Q^2)$ and $xF_3(x,Q^2)$ as well as differential cross sections are calculated by…

High Energy Physics - Phenomenology · Physics 2010-03-25 Duan ChunGui , Li GuangLie , Shen PengNian

We explore the potential of an Electron Ion Collider to determine nuclear modifications of PDFs. We find that gluon shadowing can be accurately measured down to x=0.001, and discuss the possibility of detecting non--linear QCD effects with…

High Energy Physics - Phenomenology · Physics 2011-06-21 Alberto Accardi , Vadim Guzey , Juan Rojo

We perform a combined analysis of inclusive electron scattering data from $A=3$ nuclei in the deep-inelastic and quasielastic scattering regions, using Monte Carlo analysis methods and the nuclear weak binding approximation to establish the…

Nuclear Theory · Physics 2019-03-06 A. J. Tropiano , J. J. Ethier , W. Melnitchouk , N. Sato

Measurements of the deep-inelastic scattering (DIS) of leptons and nucleons, $e+p\to e+X$, allow the extraction of Parton Distribution Functions (PDFs) which describe the longitudinal momentum carried by the quarks, anti-quarks and gluons…

High Energy Physics - Phenomenology · Physics 2014-11-20 Laurent Schoeffel

We perform the first global QCD analysis of parton distribution functions (PDFs) in the pion, combining $\pi A$ Drell-Yan data with leading neutron electroproduction from HERA within a Monte Carlo approach based on nested sampling.…

High Energy Physics - Phenomenology · Physics 2018-10-17 P. C. Barry , N. Sato , W. Melnitchouk , Chueng-Ryong Ji

A new two-component model of the EMC effect based on Light-Front Holographic QCD (LFHQCD) is presented. The model suggests the EMC effect is the result of the nuclear potential breaking SU(6) symmetry. The model separates the $F_2^A$…

Nuclear Theory · Physics 2023-06-16 Dmitriy N. Kim , Gerald A. Miller

We present the first global analysis of fragmentation functions (FFs) for light charged hadrons ($\pi^{\pm}$, $K^{\pm}$) at full next-to-next-to-leading order in Quantum Chromodynamics (QCD), incorporating world data from both…

High Energy Physics - Phenomenology · Physics 2025-07-28 Jun Gao , XiaoMin Shen , Hongxi Xing , Yuxiang Zhao , Bin Zhou

We investigate the potential of inclusive-jet production in deep-inelastic scattering (DIS) at a future Electron-Ion Collider (EIC) to improve our current knowledge of nuclear parton density functions (PDFs). We demonstrate that the…

High Energy Physics - Phenomenology · Physics 2017-05-31 M. Klasen , K. Kovarik , J. Potthoff

We calculate $\Lambda$ and $\bar{\Lambda}$ hadron production cross sections in charged lepton semi-inclusive deep-inelastic scattering off nuclear target ($A$, using iron $\mathrm{Fe}$ as an example) and deuteron ($D$) target. The results…

Nuclear Theory · Physics 2018-07-04 Chang Gong , Bo-Qiang Ma

We present the MSHT20qed_an3lo parton distribution functions (PDFs). These result from the first global PDF analysis to combine QED and approximate N${}^3$LO (aN${}^3$LO) QCD corrections in the theoretical calculation of the PDF evolution…

High Energy Physics - Phenomenology · Physics 2024-07-31 T. Cridge , L. A. Harland-Lang , R. S. Thorne

We study the cross section \sigma and Forward-Backward asymmetry A_{FB} in the process pp \to \gamma^*,Z \to \ell^+\ell^- (with \ell=e,\mu) for determinations of Parton Distribution Functions (PDFs) of the proton. We show that, once mapped…

High Energy Physics - Phenomenology · Physics 2019-03-19 E. Accomando , J. Fiaschi , F. Hautmann , S. Moretti

We have studied the nucleon structure functions $F_{iN}^{EM} (x,Q^2);~i=1,2$, by including contributions due to the higher order perturbative QCD effect up to NNLO and the non-perturbative effects due to the kinematical and dynamical higher…

High Energy Physics - Phenomenology · Physics 2019-06-05 F. Zaidi , H. Haider , M. Sajjad Athar , S. K. Singh , I. Ruiz Simo

In this work, we investigate the constituent parton distribution functions (PDFs) of the kaon and heavy pseudoscalar mesons within the light-cone quark model. Starting from the initial scale quark and antiquark PDFs, obtained by evaluating…

High Energy Physics - Phenomenology · Physics 2026-05-19 Satyajit Puhan

Inclusive electron scattering from nuclear targets has been measured to extract the nuclear dependence of the inelastic cross section in Hall C at the Thomas Jefferson National Accelerator facility. Results are presented for 2H, 3He, 4He,…

We study the nuclear effects in the neutrino\anti-neutrino-nucleon deep inelastic scattering (DIS) by comparing the NuTeV, CDHSW, and CHORUS cross-sections from Iron and Lead targets to the predictions derived from the latest parton…

High Energy Physics - Phenomenology · Physics 2011-04-22 Hannu Paukkunen , Carlos A. Salgado

Vector meson production in ultra-peripheral pA and AA collisions at the CERN Large Hadron Collider (LHC) are very sensitive to Parton Distribution Functions (PDF) as well as to their leading-order, next-to-leading-order, and medium…

High Energy Physics - Phenomenology · Physics 2016-03-08 J. Thomas , C. A. Bertulani , N. Brady , D. B. Clark , E. Godat , F. Olness