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Related papers: Recent results on hadron form factors

200 papers

Recent experimental results contributing to the understanding of the structure of the nucleon are reviewed. They include the final NMC results on proton and deuteron structure functions; a re-analysis of the CCFR data on F2 and xF3; new…

High Energy Physics - Phenomenology · Physics 2007-05-23 Vladimir Chekelian

We discuss the recent experimental results on the ratio bertween the electric and magnetic proton form factors and how they can be described by the hypercentral Constituent Quark Model.

Nuclear Theory · Physics 2015-06-30 M. De Sanctis , M. M. Giannini , E. Santopinto , A. Vassallo

We comment on the papers "Nucleon elastic form factors and local duality" [Phys. Rev. {\bf D62}, 073008 (2000)] and "Experimental verification of quark-hadron duality" [Phys. Rev. Lett. {\bf 85}, 1186 (2000)]. Our main comment is that the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Silvano Simula

A brief overview of the recent activity in the measurement of the elastic electromagnetic proton and neutron form factors is presented. It is discussed how the quality of the data has been greatly improved by performing double polarization…

Nuclear Theory · Physics 2008-11-26 Marc Vanderhaeghen

A phenomenological Lagrangian approach is employed to study the electromagnetic properties of deuteron. The deuteron is regarded as a loosely bound state of a proton and a neutron. The deuteron electromagnetic form factors are expressed in…

High Energy Physics - Phenomenology · Physics 2015-06-17 Cuiying Liang , Yubing Dong , Weihong Liang

Neutron structure functions can be extracted from proton and deuteron data and a representation of the deuteron structure. This procedure does not require DIS approximations or quark structure assumptions. We find that the results depend…

Nuclear Theory · Physics 2008-12-18 J. Arrington , F. Coester , R. J. Holt , T. -S. H. Lee

This talk reviews recent theoretical and experimental results for elastic electron deuteron scattering (yielding the deuteron form factors), threshold electrodisintegration ($e+d\to e'+p+n$ where the mass of the final $np$ pair, $W$, is…

Nuclear Theory · Physics 2014-11-18 Franz Gross

We re-examine the large-x neutron/proton structure function ratio extracted from the latest deuteron data, taking into account the most recent developments in the treatment of Fermi motion, binding and nucleon off-shell effects in the…

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

Deuteron elastic and deep inelastic electromagnetic properties have been studied within the front-form Hamiltonian dynamics, using a Poincar\'e-covariant current operator. The deuteron elastic form factors are strongly sensitive to…

Nuclear Theory · Physics 2016-11-23 E. Pace , G. Salme`

It is demonstrated that new JLAB proton polarization data, which are in a rather strong disagreement with the proton electric form factor data in the space-like region obtained by Rosenbluth technique, are consistent with all known form…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Dubnicka , A. -Z. Dubnickova

A study of electromagnetic structure of the deuteron in the framework of relativistic quantum mechanics is presented. The deuteron form factors dependencies on the transferred 4-momentum Q are calculated. We compare results obtained with…

Nuclear Theory · Physics 2015-03-11 N. A. Khokhlov

A reanalysis of unpolarized electron-proton elastic scattering data is done in terms of the electric to magnetic form factor squared ratio. This observable is in principle more robust against experimental correlations and global…

Nuclear Theory · Physics 2016-12-07 Simone Pacetti , Egle Tomasi Gustafsson

The electric-charge, and magnetic-dipole form factors of the proton are calculated from an underlying constituent quark picture of hadron structure based on a potential shaped after a cotangent function, which has the properties of being…

High Energy Physics - Phenomenology · Physics 2018-10-24 M. Kirchbach , C. B. Compean

We determine the nucleon electromagnetic form factors and their uncertainties from world electron scattering data. The analysis incorporates two-photon exchange corrections, constraints on the low-Q2 and high-Q2 behavior, and additional…

Nuclear Experiment · Physics 2017-12-12 Zhihong Ye , John Arrington , Richard J. Hill , Gabriel Lee

We present a comprehensive analysis of the deuteron charge and quadrupole form factors based on the latest two-nucleon potentials and charge density operators derived in chiral effective field theory. The single- and two-nucleon…

Nuclear Theory · Physics 2021-02-17 A. A. Filin , D. Möller , V. Baru , E. Epelbaum , H. Krebs , P. Reinert

The neutron charge form factor $G_{En}(q)$ is determined from an analysis of the deuteron quadrupole form factor $F_{C2}$ data. Recent calculations, based on a variety of different model interactions and currents, indicate that the…

Nuclear Experiment · Physics 2008-11-26 R. Schiavilla , I. Sick

The electromagnetic form factors and low-energy observables of deuteron are studied with the help of the light-front approach, where the deuteron is regarded as a weekly bound state of a proton and a neutron. Both the $S-$ and $D-$wave…

High Energy Physics - Phenomenology · Physics 2017-08-15 Bao-dong Sun , Yu-bing Dong

QCD gives definite predictions for hadron electromagnetic form factors in space-like and time-like momentum transfer regions, such as the quark counting rules, the hypothesis of hadron helicity conservation, and the relations between…

Nuclear Theory · Physics 2007-05-23 Egle Tomasi-Gustafsson , Michail P. Rekalo

A phenomenological Lagrangian approach is employed to study the electromagnetic properties of the deuteron. The deuteron is regarded as a weakly bound state of the proton and neutron. We construct a general form for the electromagnetic one-…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yubing Dong , Amand Faessler , Thomas Gutsche , Valery E. Lyubovitskij

It is imperative that lattice QCD serve to develop our understanding of hadron structure and, where possible, to guide the interpretation of experimental data. There is now a great deal of effort directed at the calculation of the…

High Energy Physics - Lattice · Physics 2010-02-17 J. D. Ashley , D. B. Leinweber , A. W. Thomas , R. D. Young