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Related papers: Extracting the rho meson wavefunction from HERA da…

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We use an AdS/QCD holographic wavefunction to generate predictions for the rate of diffractive {\rho}-meson electroproduction that are in reasonable agreement with data collected at the HERA electron-proton collider.

High Energy Physics - Phenomenology · Physics 2012-07-19 J. R. Forshaw , R. Sandapen

We present a detailed comparison of a variety of predictions for diffractive light vector meson production with the data collected at the HERA collider. All our calculations are performed within a dipole model framework and make use of…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. R. Forshaw , R. Sandapen , G. Shaw

Diffractive rho meson production has been identified as one of the important processes where saturation can be probed at a future Electron-Ion Collider (EIC). A source of uncertainty in making predictions for this process lies within the…

High Energy Physics - Phenomenology · Physics 2010-12-23 J. R. Forshaw , R. Sandapen

We report on the results of our recent research published in [1] that shows that AdS/QCD generates predictions for the rate of diffractive \rho-meson electroproduction that are in agreement with data collected at the HERA electron-proton…

High Energy Physics - Phenomenology · Physics 2015-06-12 J. R. Forshaw , R. Sandapen

We show that AdS/QCD generates predictions for the rate of diffractive rho meson electroproduction that are in agreement with data collected at the HERA electron-proton collider.

High Energy Physics - Phenomenology · Physics 2013-05-30 J. R. Forshaw , R. Sandapen

We report on a successful extraction of the twist-2 and twist-3 Distribution Amplitudes (DAs) of the rho meson using the HERA data on diffractive rho photoproduction. We extract these DAs using several Colour Glass Condensate (CGC) inspired…

High Energy Physics - Phenomenology · Physics 2011-12-30 J. R. Forshaw , R. Sandapen

A model example is given of how properties of the hadronic light-cone wave function are revealed in a particular high energy process. The meson wave function is derived in scalar quark QCD. We apply it to compute the form of the cross…

High Energy Physics - Phenomenology · Physics 2007-05-23 Arjun Berera

We demonstrate another success of the AdS/QCD correspondence by showing that an AdS/QCD holographic light-front wavefunction for the $\rho$ meson generates predictions for the cross-sections of diffractive $\rho$ production that are in…

High Energy Physics - Phenomenology · Physics 2013-05-17 Jeff Forshaw , Ruben Sandapen

We extract the leading twist-2 and subleading twist-3 Distribution Amplitudes (DAs) of the rho meson using the HERA data on diffractive rho photoproduction. We do so using several Colour Glass Condensate (CGC) inspired and a Regge inspired…

High Energy Physics - Phenomenology · Physics 2015-05-28 J. R. Forshaw , R. Sandapen

We use an anti-de Sitter/Quantum Chromodynamics (AdS/QCD) holographic light-front wavefunction for the $\rho$ and $\phi$ mesons, in conjunction with the Color Glass Condensate (CGC) dipole cross-section whose parameters are fitted to the…

High Energy Physics - Phenomenology · Physics 2016-10-19 Mohammad Ahmady , Ruben Sandapen , Neetika Sharma

Diffractive electroproduction of rho and phi mesons is measured at HERA with the H1 detector in the elastic and proton dissociative channels. The data correspond to an integrated luminosity of 51 pb^-1. About 10500 rho and 2000 phi events…

High Energy Physics - Experiment · Physics 2012-08-27 The H1 Collaboration

Results on elastic vector meson production at HERA are presented in the framework of perturbative QCD. The energy dependence of the cross section for J/Psi photoproduction and for rho electroproduction is studied. A full polarisation…

High Energy Physics - Phenomenology · Physics 2007-05-23 Barbara Clerbaux

The diffractive photoproduction of rho mesons, e p \to e rho Y, with large momentum transfer squared at the proton vertex, |t|, is studied with the H1 detector at HERA using an integrated luminosity of 20.1 pb^{-1}. The photon-proton centre…

High Energy Physics - Experiment · Physics 2012-08-27 H1 Collaboration

We use perturbative QCD and parton-hadron duality to estimate the cross sections for the diffractive electroproduction of rhoprime(1-) and rho(3-) resonances which occur in the 1.3-1.8 GeV mass interval. We present the cross sections and…

High Energy Physics - Phenomenology · Physics 2009-10-30 A. D. Martin , M. G. Ryskin , T. Teubner

We investigate the longitudinal and transverse polarized cross-sections of the leptoproduction of the rho meson in the high energy limit. Our model is based on the computation of the impact factor gamma*(lambda_gamma) -> rho(lambda_rho)…

High Energy Physics - Phenomenology · Physics 2013-09-26 A. Besse , L. Szymanowski , S. Wallon

We present a model for the polarized cross-sections of the hard diffractive leptoproduction of rho meson in the high energy limit. Our model is based on the light-cone collinear factorization of the virtual photon to rho meson impact factor…

High Energy Physics - Phenomenology · Physics 2014-03-03 A. Besse , L. Szymanowski , S. Wallon

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

New results on elastic electroproduction and proton-dissociative photoproduction at large t of rho, phi and J/psi mesons are presented. They are interpreted within perturbative QCD.

High Energy Physics - Experiment · Physics 2019-08-14 Jan Figiel

We discuss results on the diffractive production of the vector mesons rho, phi and omega reported by the H1 and ZEUS collaborations at HERA. Unique to such studies is the experimental accessibility to the polarization of the vector mesons…

High Energy Physics - Experiment · Physics 2008-11-26 J. A. Crittenden , H1 Collaboration , ZEUS Collaboration

We compute the rate for diffractive $\phi$ electro-production using the Color Glass Condensate dipole model. The model parameters are obtained from fits to the most recent combined HERA data on inclusive deep inelastic scattering. As for…

High Energy Physics - Phenomenology · Physics 2017-03-07 Mohammad Ahmady , Ruben Sandapen , Neetika Sharma
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