English
Related papers

Related papers: Multiple interactions and AGK rules in pQCD

200 papers

The BFKL fan diagram equation for the scattering on the nucleus is solved numerically with the eikonalized initial condition and for a realistic nuclear density. The gluon density has a soliton-like form in the $\log q - y$ space. Inclusive…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. A. Braun

High energy hadronic and nuclear interactions are described within Gribov's Reggeon scheme. An approach to re-summation of enhanced Pomeron graphs is proposed. The latter is applied to develop a new Monte Carlo model which treats non-linear…

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

Differential cross section of processes with high energy $p(\bar p)p$ collisions in frames of QED: creation of scalar, pseudoscalar and lepton pair - are considered in Weizs\"acker - Williams approximation. In frames of QCD processes with…

High Energy Physics - Phenomenology · Physics 2015-05-27 A. I. Ahmadov , Yu. M. Bystritskiy , E. A. Kuraev

At the Large Hadron Collider (LHC) it will become possible for the first time to investigate experimentally the forward region in hadron-hadron collisions via high-$p_T$ processes. In the LHC forward kinematics QCD logarithmic corrections…

High Energy Physics - Phenomenology · Physics 2009-11-05 M. Deak , F. Hautmann , H. Jung , K. Kutak

In this publication we consider particle production at a future circular hadron collider with 100 TeV centre of mass energy within the Standard Model, and in particular their QCD aspects. Accurate predictions for these processes pose severe…

High Energy Physics - Phenomenology · Physics 2016-08-10 Enrico Bothmann , Piero Ferrarese , Frank Krauss , Silvan Kuttimalai , Steffen Schumann , Jennifer Thompson

Experimental results on jet physics at LEP and SLC are reviewed and compared with perturbative QCD predictions. The discussion includes determinations of the strong coupling $\as$, measurements of event shape distributions and jet cross…

High Energy Physics - Phenomenology · Physics 2007-05-23 Stefano Catani

We present the QCD analysis of the out-of-event-plane momentum distribution in DIS events with high $p_t$ jets. The achieved accuracy allows the measurement of the running coupling and the study of non-perturbative effects, in particular…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Zanderighi

Heavy quark production in multijet events at $e^+e^-$ colliders is studied at tree level. Total production rates are given and compared with the corresponding results for massless quarks. A new method of computing helicity amplitudes is…

High Energy Physics - Phenomenology · Physics 2009-09-25 Alessandro Ballestrero , Ezio Maina , Stefano Moretti

A short historical review is made of charged particle production at high energy proton synchrotrons and at pp and {p}p colliders. The review concerns mainly low p_t processes, including diffraction processes, and fragmentation of nuclei in…

High Energy Physics - Phenomenology · Physics 2009-02-02 G. Giacomelli

We compute analytically the effects of energy conservation on the self-similar structure of parton correlations in QCD jets. The calculations are performed both in the constant and running coupling cases. It is shown that the corrections…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. -L. Meunier , R. Peschanski

We present data on multiple production of jets with transverse energies near 20 GeV in p-pbar collisions at Root(s) = 1.8 TeV. QCD calculations in the parton-shower approximation of PYTHIA and HERWIG and the next-to-leading order…

High Energy Physics - Experiment · Physics 2008-11-26 D0 collaboration , V. M. Abazov

We discuss the space-time picture of scattering amplitudes with single and double ladder exchange in perturbative QCD. Particular emphasis is given to the Abramovsky Gribov Kanchelli (AGK) rules which describe the relative contributions of…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Bartels , M. G. Ryskin

We rise the question about a role of AGK theorem in QCD. Considering multiple-gluons emissions in a scattering process, we formulate the AGK-like rules of calculation of exclusive gluon distributions. The result shows that the naive…

High Energy Physics - Phenomenology · Physics 2011-12-07 V. A. Abramovsky , Alexey V. Popov

We present a QCD analysis of the cumulative out-of-event-plane momentum distribution in DIS process with emission of high p_t jets. We derive the all-order resummed result to next-to-leading accuracy and estimate the leading power…

High Energy Physics - Phenomenology · Physics 2010-02-03 A. Banfi , G. Marchesini , G. Smye , G. Zanderighi

We consider multihadron production processes in different types of collisions in the framework of the picture based on dissipating energy of participants and their types. In particular, the similarities of such bulk observables like the…

High Energy Physics - Phenomenology · Physics 2009-11-11 Edward K. G. Sarkisyan , Alexander S. Sakharov

Distinguishing quark-initiated jets from gluon-initiated jets has the potential to significantly improve the reach of many beyond-the-standard model searches at the Large Hadron Collider and to provide additional tests of QCD. To explore…

High Energy Physics - Phenomenology · Physics 2015-06-12 Jason Gallicchio , Matthew D. Schwartz

Recent results on jet production in heavy ion collisions at RHIC and the LHC are discussed, with emphasis on inclusive jet yields and semi-inclusive hadron-triggered and vector boson-triggered recoil jet yields as well as their azimuthal…

Nuclear Experiment · Physics 2018-03-14 Leticia Cunqueiro

We consider a multi component mixture of inert gas in the kinetic regime by assuming that the total number of particles of each species remains constant. In this article we shall illustrate our model for the case of two species. To account…

Analysis of PDEs · Mathematics 2018-10-23 Christian Klingenberg , Marlies Pirner , Gabriella Puppo

Top plus jets production at hadron collider allows us to study the couplings of the top quark. In the Standard Model, two single top processes contribute to the top-jets final state. Beyond the Standard Model, additional direct top…

High Energy Physics - Phenomenology · Physics 2010-01-07 Tilman Plehn , Michael Rauch , Michael Spannowsky
‹ Prev 1 8 9 10 Next ›