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The goal of the comprehensive program in Deeply Virtual Exclusive Scattering at Jefferson Laboratory is to create transverse spatial images of quarks and gluons as a function of their longitudinal momentum fraction in the proton, the…

High Energy Physics - Phenomenology · Physics 2015-03-17 Charles E. Hyde , Michel Guidal , Anatoly V. Radyushkin

We systematically evaluate observables for hard exclusive electroproduction of real photons and compare them to experiment using a set of Generalized Parton Distributions (GPDs) whose parameters are constrained by Deeply Virtual Meson…

High Energy Physics - Phenomenology · Physics 2025-01-08 Peter Kroll , Hervé Moutarde , Franck Sabatié

The present experiment exploits the interference between the Deeply Virtual Compton Scattering (DVCS) and the Bethe-Heitler processes to extract the imaginary part of DVCS amplitudes on the neutron and on the deuteron from the…

Nuclear Experiment · Physics 2019-08-13 M. Mazouz , A. Camsonne , C. Muñoz Camacho

A major part of the future COMPASS program is dedicated to the investigation of the nucleon structure through Deeply Virtual Compton Scattering (DVCS) and Deeply Virtual Meson Production (DVMP). COMPASS will measure DVCS and DVMP reactions…

High Energy Physics - Experiment · Physics 2020-01-09 A. Ferrero

Positron initiated deeply virtual Compton scattering (DVCS) off $^4$He and $^3$He nuclei is described. The way the so-called $d-$term could be obtained from the real part of the relevant Compton form factor is summarized, and the importance…

High Energy Physics - Phenomenology · Physics 2021-09-29 Sara Fucini , Mohammad Hattawy , Matteo Rinaldi , Sergio Scopetta

This report reviews the recent experimental results from the CLAS collaboration (Hall B of Jefferson Lab, or JLab) on Deeply Virtual Compton Scattering (DVCS) and Deeply Virtual Meson Production (DVMP) and discusses their interpretation in…

Nuclear Experiment · Physics 2015-06-03 Hyon-Suk Jo

In the context of nucleon structure studies, Generalized Parton Distributions (GPDs) are crucial for understanding the correlation between the longitudinal momentum and the transverse position of partons inside the nucleon. A privileged…

High Energy Physics - Experiment · Physics 2025-09-16 J. S. Alvarado , M. Hoballah , E. Voutier

Measuring DVCS on a neutron target is a necessary step to deepen our understanding of the structure of the nucleon in terms of Generalized Parton Distributions (GPDs). The combination of neutron and proton targets allows to perform a flavor…

The feasibility for a measurement of the exclusive production of a real photon, a process although known as Deeply Virtual Compton Scattering (DVCS) at an Electron Ion Collider (EIC) has been explored. DVCS is universally believed to be a…

Nuclear Theory · Physics 2012-12-17 Salvatore Fazio

This paper presents the reactions which can be performed at COMPASS to study the Generalized Parton Distributions (GPDs). The high energy muon beam at CERN allows to measure Hard Exclusive Meson Production or Deeply Virtual Compton…

High Energy Physics - Experiment · Physics 2007-05-23 N. d'Hose , E. Burtin , P. A. M. Guichon , J. Marroncle , M. Moinester , J. Pochodzalla , A. Sandacz

Diffractive deeply virtual Compton scattering (DiDVCS) is the process $\gamma^*(- Q^2) + N \rightarrow \rho^0 + \gamma^* (Q'^2)+ N'$, where N is a nucleon or light nucleus, in the kinematical regime of large rapidity gap between the…

High Energy Physics - Phenomenology · Physics 2021-03-24 Bernard Pire , Lech Szymanowski , Samuel Wallon

The study of hadronic structure has been carried out for many years. Generalized parton distribution functions (GPDs) give broad information on the internal structure of hadrons. Combining GPDs and high-energy scattering experiments, we…

High Energy Physics - Phenomenology · Physics 2023-06-06 Gang Xie , Wei Kou , Qiang Fu , Zhenyu Ye , Xurong Chen

We study in QCD the physics of deeply-virtual Compton scattering (DVCS)---the virtual Compton process in the large s and small t kinematic region. We show that DVCS can probe a new type of off-forward parton distributions. We derive an…

High Energy Physics - Phenomenology · Physics 2014-11-17 Xiangdong Ji

Recent results on the Deeply Virtual Compton Scattering (DVCS) and prompt photon productions from H1 and ZEUS experiments on the $ep$ collider HERA are presented. A new DVCS cross section measurements of the H1 Collaboration, for photon…

High Energy Physics - Experiment · Physics 2007-05-23 L. Favart

This study presents the impact of future measurements of deeply virtual Compton scattering (DVCS) with the ePIC detector at the electron-ion collider (EIC), currently under construction at Brookhaven National Laboratory. The considered…

We give a partonic interpretation for the deeply virtual Compton scattering (DVCS) measurements of the H1 and ZEUS collaborations in the small-x_B region in terms of generalized parton distributions. Thereby we have a closer look at the…

High Energy Physics - Phenomenology · Physics 2015-03-13 Kresimir Kumericki , Dieter Mueller

The distribution of the parton content of nuclei, as encoded via the generalized parton distributions (GPDs), can be accessed via the deeply virtual Compton scattering (DVCS) process contributing to the cross section for leptoproduction of…

Nuclear Experiment · Physics 2013-07-02 Eric Voutier

We investigate the deeply virtual Compton scattering (DVCS) in the color dipole approach, implementing the dipole cross section through the saturation model, which interpolates successfully between soft and hard regimes. The imaginary and…

High Energy Physics - Phenomenology · Physics 2011-09-13 L. Favart , M. V. T. Machado

Deeply-virtual Compton scattering gives access to the generalized parton distributions that encode the information on the transverse position of quarks and gluons in the proton in dependence in their longitudinal momentum. In anticipation…

High Energy Physics - Phenomenology · Physics 2022-11-14 V. M. Braun , Yao Ji , Jakob Schoenleber