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Related papers: Soft Interactions in Herwig

200 papers

Although we have a theory of strong interactions, its implications for the physics of average hadron collisions, which is the focus of this series of conferences, are far from obvious. QCD has nevertheless been a very powerful guide and I…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Halzen

Multiplicity data up to 200 GeV in e+e- annihilation are described well by the two-stage model based on pQCD and suggested the phenomenological scheme of hadronization. This model confirms the fragmentation mechanism of hadronization (in…

High Energy Physics - Experiment · Physics 2017-03-17 V. Dunin , E. Kokoulina , M. Nevmerzhitsky , V. Nikitin , Yu. Petukhov , V. Riadovikov , I. Roufanov , V. Volkov , A. Vorobiev

We report recent results from the ALICE experiment at the LHC for minimum bias pp collisions. This overview includes results on inelastic cross section, with analysis of single and double diffractive events; the study of hadron production…

High Energy Physics - Experiment · Physics 2019-08-13 Pietro Antonioli

We present a Monte-Carlo event generator for simulating chargino pair-production at the International Linear Collider (ILC) at next-to-leading order in the electroweak couplings. By properly resumming photons in the soft and collinear…

High Energy Physics - Phenomenology · Physics 2008-11-26 W. Kilian , J. Reuter , T. Robens

We discuss vector boson production at hadron colliders and the treatment of the initial-state radiation according to Monte Carlo parton shower simulations and resummed calculations. In particular, we investigate the effect of matrix-element…

High Energy Physics - Phenomenology · Physics 2009-10-31 Gennaro Corcella

We study in this paper the production, in hadronic collisions, of final states with W gauge bosons, heavy quark pairs and n extra jets (with n up to 4). The complete partonic tree-level QCD matrix elements are evaluated using the ALPHA…

High Energy Physics - Phenomenology · Physics 2008-11-26 Michelangelo L. Mangano , Mauro Moretti , Roberto Pittau

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

Hamiltonian eikonal model for multiple production in high energy hadron-hadron collisions is presented and worked out with the aim of providing a simple frame for various different observables. An important role is played by unitarity which…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Calucci , D. Treleani

We present a new approach for the simulation of Beyond Standard Model (BSM) physics within the Herwig++ event generator. Our approach is more generic than previous methods with the aim of minimising the effort of implementing further new…

High Energy Physics - Phenomenology · Physics 2008-11-26 Martyn Gigg , Peter Richardson

We present a new framework for the modelling of hard diffraction in pp and ppbar collisions. It starts from the the approach pioneered by Ingelman and Schlein, wherein the single diffractive cross section is factorized into a Pomeron flux…

High Energy Physics - Phenomenology · Physics 2018-01-03 Christine O. Rasmussen , Torbjörn Sjöstrand

The positive weight next-to-leading-order matching formalism (POWHEG) is applied to Deep Inelastic Scattering (DIS) and the related Higgs boson production via vector-boson fusion process in the Herwig++ Monte Carlo event generator. This…

High Energy Physics - Phenomenology · Physics 2015-05-28 Luca D'Errico , Peter Richardson

Sherpa is a general-purpose Monte Carlo event generator for the simulation of particle collisions in high-energy collider experiments. We summarise new developments, essential features, and ongoing improvements within the Sherpa 3 release…

The production of vector bosons at present and future hadron colliders will provide a crucial test for QCD and Standard Model physics. In this paper we improve parton shower simulations of Drell-Yan processes by implementing matrix-element…

High Energy Physics - Phenomenology · Physics 2009-10-31 Gennaro Corcella , Michael H. Seymour

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

A new implementation of the POWHEG method into the Monte-Carlo event generator Sherpa is presented, focusing on processes with a simple colour structure. Results for a variety of processes, namely e+e- to hadrons, deep-inelastic…

High Energy Physics - Phenomenology · Physics 2011-05-18 Stefan Hoeche , Frank Krauss , Marek Schonherr , Frank Siegert

The accurate simulation of additional interactions at the ATLAS experiment for the analysis of proton-proton collisions delivered by the Large Hadron Collider presents a significant challenge to the computing resources. During the LHC Run…

High Energy Physics - Experiment · Physics 2022-02-23 ATLAS Collaboration

The HERWIG event generator was widely used throughout the workshop, particularly in the emulation of Supersymmetric and Higgs processes in the context of the Minimal Supersymmetric Standard Model. We briefly review here its main features in…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Moretti

We study cluster-cluster collisions in one-dimensional Fermi systems with particular emphasis on the non-trivial quantum effects of the collision dynamics. We adopt the Fermi-Hubbard model and the time-dependent density matrix…

Quantum Gases · Physics 2014-07-31 Jun'ichi Ozaki , Masaki Tezuka , Norio Kawakami

We present a minimal non-Hermitian model where a topologically nontrivial complex energy spectrum is induced by inter-particle interactions. Our model consists of a one-dimensional chain with a dynamical non-Hermitian gauge field with…

Quantum Physics · Physics 2023-03-23 William N Faugno , Tomoki Ozawa

A new phenomenological cluster-hadronization model is presented. Its specific features are the incorporation of soft colour reconnection, a more general treatment of diquarks including their spin and giving rise to clusters with baryonic…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jan-Christopher Winter , Frank Krauss , Gerhard Soff