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Related papers: Soft colour interactions and diffractive Higgs pro…

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Using a recently proposed factorization hypothesis for semi-inclusive hard processes in QCD, one can study, in principle, the diffractive production of the Standard Model Higgs boson at LHC using only, as input, $ep$ diffractive…

High Energy Physics - Phenomenology · Physics 2009-10-28 D. Graudenz , G. Veneziano

We explore an alternative process for the diffractive Higgs boson production in peripheral pp collisions arising from Double Pomeron Exchange in photon-proton interaction. We introduce the impact factor formalism in order to enable the…

High Energy Physics - Phenomenology · Physics 2008-12-30 M. B. Gay Ducati , G. G. Silveira

We introduce a new model for soft interactions in the Monte Carlo event generator Herwig. We add a new model for the simulation of diffractive final states, based on the cluster hadronization model in Herwig. The soft component of the…

High Energy Physics - Phenomenology · Physics 2017-04-03 S. Gieseke , P. Kirchgaeßer , F. Loshaj

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

We discuss the different models of central diffractive production of the Higgs boson at the Tevatron and the LHC. We also describe how the models can be tested using diffractive production data being taken at the Tevatron. We finally…

High Energy Physics - Phenomenology · Physics 2009-11-10 C. Royon

The direct charmonium and bottomonium production rate observed at high-pt in pp-bar collisions at the Tevatron is factors of ten larger than predictions based on conventional perturbative QCD. We show that this excess can be accounted for…

High Energy Physics - Phenomenology · Physics 2009-10-30 A. Edin , G. Ingelman , J. Rathsman

An alternative process is presented for diffractive Higgs boson production in peripheral $pp$ collisions, where the particles interact through the Double Pomeron Exchange. The event rate is computed as a central-rapidity distribution for…

High Energy Physics - Phenomenology · Physics 2009-11-13 M. B. Gay Ducati , G. G. Silveira

Experimental results in diffractive processes are summarized and a few notable characteristics described in terms of Quantum Chromodynamics. Exclusive dijet production is used to establish a benchmark for future experiments in the quest for…

High Energy Physics - Phenomenology · Physics 2007-05-23 Michele Gallinaro

An alternative process is proposed for the diffractive Higgs boson production in peripheral $pp$ collisions, exploring it through the photon-proton interaction by Double Pomeron Exchange. It is estimated the event rate of the diffractive…

High Energy Physics - Phenomenology · Physics 2011-08-04 M. B. Gay Ducati , G. G. Silveira

Both hard and soft QCD dynamics are important in charmonium production, as presented here through a next-to-leading order QCD matrix element calculation combined with the colour evaporation model. Observed $x_F$ and $p_\perp$ distributions…

High Energy Physics - Phenomenology · Physics 2008-11-26 C. Brenner Mariotto , M. B. Gay Ducati , G. Ingelman

We present results of QCD corrections to Higgs boson production at the CERN Large Hadron Collider. Potentially large logarithmic contributions from multiple soft-gluon emission are summed up to all order in the strong coupling. Various…

High Energy Physics - Phenomenology · Physics 2009-10-31 C. Balazs , C. -P. Yuan

Experimental studies of soft Quantum Chromodynamics (QCD) at Tevatron are reported in this note. Results on inclusive inelastic interactions, underlying events, double parton interaction and exclusive diffractive production and their…

High Energy Physics - Experiment · Physics 2010-07-28 Murilo Rangel

The holographic approach to double diffractive Higgs production is presented for the AdS graviton/Pomeron. The goal is to provide a predictive phenomenology for the strong coupling expansion of QCD. This is the first step to set up the…

High Energy Physics - Phenomenology · Physics 2012-04-03 Richard Brower , Marko Djurić , Chung-I Tan

Diffractive events are studied by means of identification of one or more rapidity gaps and/or a leading antiproton. Measurements of soft and hard diffractive processes have been performed at the Tevatron $p\bar p$ collider and presented. We…

High Energy Physics - Phenomenology · Physics 2010-09-10 Michele Gallinaro

Multivariate machine learning techniques provide an alternative to the rapidity gap method for event-by-event identification and classification of diffraction in hadron-hadron collisions. Traditionally, such methods assign each event…

High Energy Physics - Experiment · Physics 2015-05-20 Mikael Kuusela , Eric Malmi , Risto Orava , Tommi Vatanen

We present a new framework for modeling hard diffractive events in photoproduction, implemented in the general purpose event generator Pythia 8. The model is an extension of the model for hard diffraction with dynamical gap survival in pp…

High Energy Physics - Phenomenology · Physics 2019-06-26 Ilkka Helenius , Christine O. Rasmussen

We propose a new measurement to be performed at the Tevatron which can be decisive to distinguish between Pomeron-based and soft color interaction models of hard diffractive scattering.

High Energy Physics - Phenomenology · Physics 2008-11-26 Alexander Kupco , Robert Peschanski , Christophe Royon

HEP event generators aim to describe high-energy collisions in full exclusive detail. They combine perturbative matrix elements and parton showers with dynamical models of less well-understood phenomena such as hadronization, diffraction,…

High Energy Physics - Phenomenology · Physics 2014-12-12 Peter Skands

We study the exclusive, double--diffractive production of the Standard Model Higgs particle in hadronic collisions at LHC and FNAL (upgraded) energies. Such a mechanism would provide an exceptionally clean signal for experimental detection…

High Energy Physics - Phenomenology · Physics 2010-11-01 Hung Jung Lu , Joseph Milana

In this paper we develop a QCD motivated model for both hard and soft interactions at high energies. In this model the long distance behavior of the scattering amplitude is determined by the approximate solution to the non-linear evolution…

High Energy Physics - Phenomenology · Physics 2009-09-29 A. Kormilitzin , E. Levin