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Related papers: Coherent Vector Meson Production from Deuterons

200 papers

We confront saturation-based results for diffractive $\psi(2s)$ and $\rho$ production at HERA and $J/\psi$ photoproduction with all available data including recent ones from HERA, ALICE and LHCb, finding a good agreement. We show that the…

High Energy Physics - Phenomenology · Physics 2014-07-25 Néstor Armesto , Amir H. Rezaeian

We systematically study exclusive diffractive (photo) production of vector mesons ($J/\psi$, $\psi(2s)$, $\phi$ and $\rho$) off protons in high-energy collisions and investigate whether the production is a sensitive probe of gluon…

High Energy Physics - Phenomenology · Physics 2014-09-05 Néstor Armesto , Amir H. Rezaeian

We explore consequences of the existence of gluonic hot spots inside the proton for coherent and incoherent exclusive vector meson production cross sections in deep inelastic scattering. By working in the dilute limit of the Color Glass…

High Energy Physics - Phenomenology · Physics 2022-11-09 S. Demirci , T. Lappi , S. Schlichting

We make predictions for cross sections of $\rho$ and $\phi$ vector meson photoproduction in ultraperipheral Xe-Xe collisions at $\sqrt{s_{NN}}=5.44$ TeV. Analyzing the momentum transfer distribution of $\rho$ mesons in this process, we…

High Energy Physics - Phenomenology · Physics 2018-05-30 V. Guzey , E. Kryshen , M. Zhalov

We present a comprehensive analysis of near-threshold photoproduction of $\rho^0$, $\omega$, and $\phi$ mesons on a deuterium target, utilizing published datasets from DESY and SLAC for $\rho^0$ and $\omega$ production, as well as data from…

High Energy Physics - Phenomenology · Physics 2025-07-29 Xiaoxuan Lin , Wei Kou , Shixin Fu , Rong Wang , Chengdong Han , Xurong Chen

An analysis of all possible polarization observables for the case of vector meson photoproduction from a nucleon target is presented. The question of which observables are needed to determine completely the basic photoproduction amplitudes…

Nuclear Theory · Physics 2016-09-08 Michael Pichowsky , Cetin Savkli , Frank Tabakin

A general analysis of polarization observables for the $d(\gamma,\pi)NN$ reaction with polarized photons and/or oriented deuterons is presented. The unpolarized differential cross section, linear photon asymmetry, vector and tensor target…

Nuclear Theory · Physics 2007-05-23 Eed M. Darwish

We present a status report on a study of vector meson leptoproduction for the HERA energy range on the basis of the generalized handbag approach. In contrast to the leading twist approach transverse degrees of freedom as well as Sudakov…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Postler

The photoproduction of vector mesons in $pPb$ collisions at LHC energies is investigated assuming that the color singlet $t$-channel exchange carries a large momentum transfer $t$. The rapidity distributions and total cross sections for the…

High Energy Physics - Phenomenology · Physics 2018-01-17 V. P. Goncalves , W. K. Sauter

Measurements of Deeply Virtual Compton Scattering (DVCS) are presented using data collected by the H1 and ZEUS experiments at HERA. The transition from a virtual photon to an on-shell particle is expected to necessitate the use of skewed…

High Energy Physics - Experiment · Physics 2007-05-23 D. P. Brown

The study of the cosmic-ray deuteron and antideuteron flux receives an increasing interest in current astrophysics investigations. For both cases an important contribution is expected from the nuclear interactions of primary cosmic rays…

High Energy Astrophysical Phenomena · Physics 2018-07-26 Diego-Mauricio Gomez-Coral , Arturo Menchaca Rocha , Varlen Grabski , Amaresh Datta , Philip von Doetinchem , Anirvan Shukla

Deuteron production in high-energy collisions is sensitive to the space-time evolution of the collision system, and is typically described by a coalescence mechanism. For the first time, we present results on jet-associated deuteron…

Nuclear Experiment · Physics 2022-01-19 ALICE Collaboration

We propose a model based on Regge theory to describe photoproduction of light vector mesons. We fit the SLAC data and make predictions for the energy and momentum transfer dependence of the spin-density matrix elements in photoproduction of…

High Energy Physics - Phenomenology · Physics 2018-05-16 JPAC Collaboration , V. Mathieu , J. Nys , C. Fernández-Ramírez , A. Jackura , A. Pilloni , N. Sherrill , A. Szczepaniak , G. Fox

In this paper we analyze in detail how the measurements of exclusive electroproduction of mesons on neutrons would complement the studies of generalized parton distributions (GPDs) of the proton, providing independent experimental…

High Energy Physics - Phenomenology · Physics 2018-12-26 William Brooks , Ivan Schmidt , Marat Siddikov

The physics of diffractive vector meson production in virtual photon nucleon scattering at NMC energies is reviewed. A particular attention is paid to the physical aspects of the reaction and how they influence the observables. The reaction…

High Energy Physics - Phenomenology · Physics 2009-10-30 Thierry Gousset

A formalism is developed for the partial wave analysis of data on meson photoproduction off deuterons and applied to photoproduction of $\eta$ and $\pi^0$ mesons. Different interpretations of a dip-bump structure of the $\eta$…

High Energy Physics - Phenomenology · Physics 2009-07-22 A. V. Anisovich , I. Jaegle , E. Klempt , B. Krusche , V. A. Nikonov , A. V. Sarantsev , U. Thoma

We show within the saturation framework that measurements of exclusive vector meson production at high energy provide evidence for strong geometric fluctuations of the proton. In comparison, the effect of saturation scale and color charge…

High Energy Physics - Phenomenology · Physics 2016-07-26 Heikki Mäntysaari , Björn Schenke

We study the influence of the virtual pion cloud in nuclear matter at finite densities and temperatures on the structure of the rho- and omega-mesons. The in-matter spectral function of the pion is obtained within a selfconsistent scheme of…

Nuclear Theory · Physics 2009-11-10 F. Riek , J. Knoll

One of the more promising observables to probe the high energy regime of the QCD dynamics in the future Electron-Ion Colliders (EIC) is the exclusive vector meson production cross section in coherent and incoherent interactions. Such…

High Energy Physics - Phenomenology · Physics 2019-06-24 M. Krelina , V. P. Goncalves , J. Cepila

We apply the tensor-pomeron model to small-$x$ deep-inelastic lepton-proton scattering and photoproduction. Our model includes a soft and a hard tensor pomeron as well as a reggeon contribution. Data with c.m. energies $6 < \sqrt{s} < 318$…

High Energy Physics - Phenomenology · Physics 2020-01-23 Daniel Britzger , Carlo Ewerz , Sasha Glazov , Otto Nachtmann , Stefan Schmitt