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Related papers: Relativistic nature of the EMC effect

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Main nuclear corrections for inelastic scattering of charged leptons on nuclei, namely shadowing, EMC-effect and Fermi motion have been investigated. Simple formulas describing these effects for different x-regions have been proposed, and…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. A. Timashkov

The relative contributions to the valence nuclear EMC effect in the deuteron arising from off-shell effects and Fermi motion are examined in models which include nuclear binding and off-shell effects. Contrary to expectations, the effect of…

High Energy Physics - Phenomenology · Physics 2021-01-04 X. G. Wang , A. W. Thomas , W. Melnitchouk

Since the discovery that the ratio of inclusive charged lepton (per-nucleon) cross sections from a nucleus A to the deuteron is not unity - even in deep inelastic scattering kinematics - a great deal of experimental and theoretical effort…

Nuclear Experiment · Physics 2014-08-19 Simona Malace , David Gaskell , Douglas W. Higinbotham , Ian Cloet

We revise the conventional nuclear effects of Fermi motion, binding and pionic effects in deep inelastic lepton scattering using a relativistic formalism for an interacting Fermi sea and the local density approximation to translate results…

Nuclear Theory · Physics 2009-10-28 E. Marco , E. Oset , P. Fernández de Córdoba

Nuclear modifications of the nucleon's structure function $F_2^N$ have been investigated mainly since the discovery of the EMC nuclear effect in 1983, and there were many experimental measurements from the deuteron to a heavy nucleus. Now,…

High Energy Physics - Phenomenology · Physics 2026-01-27 S. Kumano

Influence of the nuclear binding in the deuteron deep inelastic structure function $F_2(x,Q^2)$ is investigated. The description is based on the Bethe-Salpeter formalism in the ladder approximation and the operator product expansion within…

Nuclear Theory · Physics 2007-05-23 L. P. Kaptari , K. Yu. Kazakov

The dynamical origins of the EMC effect are studied. We conclude that a swelling in size of a bound nucleon as well as nuclear binding plays an important r\^ole in determining the parton distributions within a bound nucleon. We find that…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. Indumathi , W. Zhu

The persistently mysterious deviations from unity of the ratio of nuclear target structure functions to those of deuterium as measured in deep inelastic scattering (often termed the "EMC Effect") have become the canonical observable for…

Nuclear Experiment · Physics 2021-01-20 H. Szumila-Vance , C. Keppel , S. Escalante , N. Kalantarians

The evolution of the nucleon structure as a function of atomic mass A is considered for the first time for the lightest nuclei, D, 3H, 3He and 4He, with an approach based on the Bethe-Salpeter formalism. We show that the pattern of the…

Nuclear Theory · Physics 2009-10-31 V. V. Burov , A. V. Molochkov , G. I. Smirnov

We present calculation of influence caused by nucleon Fermi motion on the parton distributions in nuclei. Our approach is based on the model where momenta of valence partons have some primordial distribution inside the hadron at rest, which…

High Energy Physics - Phenomenology · Physics 2015-06-25 J. Rożynek , G. Wilk

The off-shell behaviors of bound nucleons in deep inelastic lepton nucleus scattering are discussed in two scenarios with the basic constituents chosen to be baryon-mesons and quark-gluons respectively in light-cone formalism. It is found…

Nuclear Theory · Physics 2012-06-26 Bo-Qiang Ma

Recent developments in understanding the influence of the nucleus on deep-inelastic structure functions, the EMC effect, are reviewed. A new data base which expresses ratios of structure functions in terms of the Bjorken variable…

Nuclear Theory · Physics 2013-06-20 O. Hen , D. W. Higinbotham , G. A. Miller , E. Piasetzky , L. B. Weinstein

We discuss nuclear structure functions in lepton scattering including neutrino reactions. First, the determination of nuclear parton distribution functions is explained by using the data of electron and muon deep inelastic scattering and…

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

This article reviews our current understanding of how the internal quark structure of a nucleon bound in nuclei differs from that of a free nucleon. We focus on the interpretation of measurements of the EMC effect for valence quarks, a…

Nuclear Experiment · Physics 2017-12-06 O. Hen , G. A. Miller , E. Piasetzky , L. B. Weinstein

Effect of bound nucleon internal structure change on nuclear structure functions is investigated based on local quark-hadron duality. The bound nucleon structure functions calculated for charged-lepton and (anti)neutrino scattering are all…

High Energy Physics - Phenomenology · Physics 2014-11-18 K. Tsushima , K. Saito , F. M. Steffens

We study the nuclear effects in the electromagnetic structure function F2(x,Q^2) in nuclei in the deep inelastic lepton nucleus scattering process by taking into account Fermi motion, binding, pion and rho meson cloud contributions.…

Nuclear Theory · Physics 2011-04-28 M. Sajjad Athar , I. Ruiz Simo , M. J. Vicente Vacas

The recent x>1 (e,e') and correlation experiments at momentum transfer Q^2 \ge 2 GeV^2 confirm presence of short-range correlations (SRC) in nuclei mostly build of nucleons. Recently we evaluated in a model independent way the dominant…

Nuclear Theory · Physics 2015-05-30 Mark Strikman

We demonstrate that measurement of tagged structure functions of the deuteron in (e,e'N) semi-inclusive reactions can discriminate between different hypotheses on the origin of the nuclear EMC effect. By choosing extreme backward kinematics…

Nuclear Theory · Physics 2009-10-30 W. Melnitchouk , M. Sargsian , M. Strikman

High energy lepton scattering has been the primary tool for mapping out the quark distributions of nucleons and nuclei. Data on the proton and deuteron have shown that there is a fundamental connection between the low and high energy…

Nuclear Experiment · Physics 2014-11-18 J. Arrington , R. Ent , C. E. Keppel , J. Mammei , I. Niculescu

We discuss in this set of lectures the structure of proton/neutron as revealed through a study of form-factors. This is followed by a discussion of the structure functions of proton/nuclear targets as measured in the deep inelastic…

High Energy Physics - Phenomenology · Physics 2007-05-23 Rohini M. Godbole
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