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Related papers: Exclusive Double Diffractive Events: general frame…

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We consider Exclusive Double Diffractive Events (EDDE) as a powerfull tool to study the picture of the $pp$ interaction. Calculations of the cross-sections for the process $p+p\to p+M+p$ are presented in the convenient form for further…

High Energy Physics - Phenomenology · Physics 2008-11-26 V. A. Petrov , R. A. Ryutin

Exclusive double diffractive events (EDDE) are considered in the framework of the Regge-eikonal approach and perturbative calculations for "hard" subprocesses. Total and differential cross-sections for processes $p+p\to p+X+p$ are…

High Energy Physics - Phenomenology · Physics 2010-02-03 V. A. Petrov , R. A. Ryutin

The case of the low invariant mass exclusive central diffractive production is considered in the general theoretical framework. It is shown that diffractive patterns (differential cross-sections on variables like transfer momenta squared,…

High Energy Physics - Phenomenology · Physics 2015-06-19 R. A. Ryutin

Exclusive photoproduction of heavy quarkonia at HERA is analyzed in the framework of the Regge-eikonal approach together with the nonrelativistic bound state formalism. Total and differential cross-sections for the process $\gamma+p\to…

High Energy Physics - Phenomenology · Physics 2009-11-10 V. A. Petrov , A. V. Prokudin , R. A. Ryutin

Measurements of soft and hard diffractive processes have been performed at the Tevatron p-pbar collider during the past decade. Diffractive events are studied by means of identification of one or more rapidity gaps and/or a leading…

High Energy Physics - Phenomenology · Physics 2017-08-23 Michele Gallinaro

The processes of exclusive diffractive scattering $p+p\to p+p$, $\bar p+p\to\bar p+p$, and $\gamma^*+p\to V+p$ at high energies are considered in the framework of a unified Regge-eikonal model with a very simple reggeon structure of the…

High Energy Physics - Phenomenology · Physics 2011-09-28 A. A. Godizov

Hard diffraction in events with dijets and rapidity gaps has been studied by D\O and CDF for three processes: hard color singlet exchange, hard single diffraction, and hard double pomeron exchange, using Tevatron $\bar pp$ data at…

High Energy Physics - Experiment · Physics 2019-08-14 Gilvan A. Alves

Generalized parton distributions (GPDs) are important nonperturbative functions that provide tomographic images of partonic structures of hadrons. We introduce a type of exclusive processes, to be referred to as single diffractive hard…

High Energy Physics - Phenomenology · Physics 2023-01-09 Jian-Wei Qiu , Zhite Yu

EDDE is a Monte Carlo event generator for different Exclusive and Semi-Inclusive Double Diffractive processes. The program is based on the extended Regge-eikonal approach for "soft" processes. Standard Model and its extensions are used for…

High Energy Physics - Phenomenology · Physics 2007-11-15 V. A. Petrov , R. A. Ryutin , A. E. Sobol , J. -P. Guillaud

The exclusive production of vector mesons and photons in $ep$ collisions is investigated considering three phenomenological saturation models based on distinct assumptions for the treatment of the dipole - hadron scattering amplitude. The…

High Energy Physics - Phenomenology · Physics 2022-02-09 Ya-Ping Xie , Victor P. Goncalves

A review is given of the measurements of the hard diffractive interactions in recent years from two high-energy colliders, the HERA $ep$ collider and the Tevatron $p\bar{p}$ collider. The structure of the diffractive exchange in terms of…

High Energy Physics - Experiment · Physics 2015-06-25 L. Favart

Exclusive Double Diffractive Events (EDDE) are analysed as the source of information about the central system. Experimental possibilities for exotic particles searches are considered. From the reggeized tensor current picture some azimuthal…

High Energy Physics - Phenomenology · Physics 2015-06-25 V. A. Petrov , R. A. Ryutin , A. E. Sobol , J. -P. Guillaud

The exclusive diffractive production of vector mesons and real photons in ep collisions has been studied at HERA in a wide kinematic range. The most recent experimental results are presented.

High Energy Physics - Experiment · Physics 2017-08-23 S. Fazio

We discuss central exclusive diffractive dihadron production in proton-proton collisions at high energies. The calculation is based on a tensor pomeron model and the amplitudes for the processes are formulated in an effective…

High Energy Physics - Phenomenology · Physics 2017-11-02 Piotr Lebiedowicz , Otto Nachtmann , Antoni Szczurek

This is an introductory review of central topics in hadron physics that are addressed by high intensity, continuous electron beam facilities in the multi-GeV range. Exclusive processes are a crucial tool for increasing our knowledge of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Paul Hoyer

The exclusive diffractive production of vector mesons and real photons in ep collisions has been studied at HERA in a wide kinematic range. Here we present the most recent experimental results together with a Regge-type model. We deduce the…

High Energy Physics - Experiment · Physics 2009-09-29 S. Fazio

We present a `global' description of the wide variety of high energy elastic and diffractive data that are presently available, particularly from the LHC experiments. The model is based on only one pomeron pole, but includes multi-pomeron…

High Energy Physics - Phenomenology · Physics 2015-06-18 V. A. Khoze , A. D. Martin , M. G. Ryskin

EDDE is a Monte Carlo event generator, under construction, for different Exclusive Double Diffractive Events. The program is based on the extended Regge-eikonal approach for "soft" processes. Standard Model and its extensions are used for…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. A. Petrov , R. A. Ryutin , A. E. Sobol , J. -P. Guillaud

Highlights are presented mainly from two recent measurements of the diffractive Deep Inelastic Scattering cross section at HERA. In the first, the process $ep\to eXp$ is studied by tagging the leading final state proton. In the second,…

High Energy Physics - Experiment · Physics 2007-05-23 F. -P. Schilling

The exclusive diffractive production of vector mesons and real photons in ep collisions has been studied at HERA in a wide kinematic range. Here the most recent experimental results are presented together with a Regge-type model and…

High Energy Physics - Experiment · Physics 2016-09-08 S. Fazio
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