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Related papers: Exclusive Double Diffractive Events: Menu for LHC

200 papers

We show that eikonal corrections imposed on diffraction dissociation processes calculated in the triple Regge limit, produce a radical change in the energy dependence of the predicted cross section. The induced correction is shown to be in…

High Energy Physics - Phenomenology · Physics 2009-12-30 E. Gotsman , E. M. Levin , U. Maor

Highlights selected from recent measurements of colour-singlet exchange processes at HERA are summarised. Particular emphasis is placed on energy and momentum transfer dependences and the decomposition of the data into an expansion in Regge…

High Energy Physics - Experiment · Physics 2007-05-23 Paul Newman

Disentangle the hard and soft dynamics in diffractive DIS is one of the main open questions of the strong interactions. We propose the study of the logarithmic slope in $Q^2$ of the diffractive structure function as a potential observable…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. B. Gay Ducati , V. P. Goncalves , M. V. T. Machado

Hard processes at the TeV scale exhibit enhanced (double log) EW corrections, that need resummation in view of the high level of precision of Next Linear Colliders. The fact that the weak sector is spontaneously broken causes some…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Ciafaloni

In this paper we present a detailed analysis of the contribution of the Light -- by -- Light (LbL), Durham and double diffractive processes for the diphoton production in ultraperipheral $PbPb$ collisions at the Large Hadron Collider (LHC),…

High Energy Physics - Phenomenology · Physics 2020-06-24 R. O. Coelho , V. P. Goncalves , D. E. Martins , M. S. Rangel

Diffractive dissociation processes are analysed in the framework of covariant reggeization. We have considered the general form of hadronic tensor and its asymptotic behaviour for $t\rightarrow 0$ in the case of conserved tensor currents…

High Energy Physics - Phenomenology · Physics 2016-03-24 V. A. Petrov , R. A. Ryutin

We consider the exclusive diffractive dissociation of a proton into three jets with large transverse momenta in the double-logarithmic approximation of perturbative QCD. This process is sensitive to the proton unintegrated gluon…

High Energy Physics - Phenomenology · Physics 2009-11-13 D. Yu. Ivanov , V. M. Braun , A. Schäfer

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

The diffractive program of the CDF Collaboration at the Fermilab Tevatron p-pbar collider is reviewed with emphasis on recent results from Run II at a c.m.s. energy of 1.96 TeV. Results are presented on the x-Bjorken and Q^2 dependence of…

High Energy Physics - Phenomenology · Physics 2010-05-12 Konstantin Goulianos

Calculations of central exclusive diffractive production (CEDP) of two pions via continuum and resonance mechanism are presented in the Regge-eikonal approach. Data from STAR, ISR, CDF and CMS were analysed and compared with theoretical…

High Energy Physics - Phenomenology · Physics 2023-02-28 R. A. Ryutin

We have modified the HERWIG event generator to incorporate diffractive interactions. All standard HERWIG hard subprocesses are available.

High Energy Physics - Phenomenology · Physics 2008-11-26 B. E. Cox , J. R. Forshaw

Proton-proton collisions at the LHC can be classified as elastic, non-diffractive, and diffractive. In this paper we discuss various measurements of these above processes at various LHC experiments. We report about the total proton-proton…

High Energy Physics - Experiment · Physics 2014-01-29 M. Csanad

In this letter we estimate the contribution of the double diffractive processes for the diphoton production in $pp$ collisions at the Large Hadron Collider (LHC). The acceptance of the central and forward LHC detectors is taken into account…

High Energy Physics - Phenomenology · Physics 2020-10-28 V. P. Goncalves , D. E. Martins , M. S. Rangel

We calculate the cross-section for the diffractive exclusive process gamma*_L (Q_1^2) gamma*_L(Q_2^2) -> rho^0_L rho^0_L, in view of its study in the future high energy e+e- linear collider. The Born order approximation of the amplitude is…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Pire , L. Szymanowski , S. Wallon

The cross section of the diffractive process e^+p -> e^+Xp is measured at a centre-of-mass energy of 318 GeV, where the system X contains at least two jets and the leading final state proton p is detected in the H1 Very Forward Proton…

High Energy Physics - Experiment · Physics 2015-02-06 H1 Collaboration

A dual-Regge model with a nonlinear proton Regge trajectory in the missing mass channel, describing the experimental data on low-mass single diffraction dissociation, is constructed. Predictions for the LHC energies are given.

High Energy Physics - Phenomenology · Physics 2011-05-10 L. L. Jenkovszky , O. E. Kuprash , J. W. Lamsa , V. K. Magas , R. Orava

Hawkes processes are a popular framework to model the occurrence of sequential events, i.e., occurrence dynamics, in several fields such as social diffusion. In real-world scenarios, the inter-arrival time among events is irregular.…

Machine Learning · Computer Science 2023-05-19 Minju Jo , Seungji Kook , Noseong Park

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

A new package, DISPred, is described. The package can be used to calculate ep deep inelastic scattering cross sections at Born level in Electroweak theory and at both leading and next-to-leading order in QCD.

High Energy Physics - Phenomenology · Physics 2010-08-02 J. Ferrando

The ALICE experiment is equipped with a wide range of detectors providing excellent tracking and particle identification in the central region, as well as forward detectors with extended pseudorapidity coverage, which are well suited for…

High Energy Physics - Experiment · Physics 2014-12-24 Sergey Evdokimov