English
Related papers

Related papers: Collective effects in multiparticle production pro…

200 papers

We report the phenomenological impact of unparticles in the production of di-jet at the LHC. We compute the scalar, spin-1 and spin-2 unparticle contributions to the dijet cross sections and present our results in different kinematical…

High Energy Physics - Phenomenology · Physics 2009-11-19 Neelima Agarwal , M. C. Kumar , Prakash Mathews , V. Ravindran , Anurag Tripathi

The behavior of scattering amplitudes in the vicinity of a physical-region Landau singularity is considered. The impact on LHC processes is discussed.

High Energy Physics - Phenomenology · Physics 2018-07-03 Giampiero Passarino

We consider forward inclusive production of several quarks in the high energy p-A collisions in the CGC formalism. For three particle production we provide a complete expression in terms of multipole scattering amplitudes on the nucleus and…

High Energy Physics - Phenomenology · Physics 2018-04-18 Alex Kovner , Amir H. Rezaeian

Current LHC searches for new colored particles generally focus on their pair production channels and assume any single production to be negligible. We argue that such an assumption may be unnecessary in some cases. Inclusion of model…

High Energy Physics - Phenomenology · Physics 2015-08-06 Tanumoy Mandal , Subhadip Mitra , Satyajit Seth

We discuss interpretation of the reflective scattering mode connecting its appearance with a resolution of a two--scale structure of a proton revealed in the DVCS process at Jefferson laboratory and in the differential cross--section of…

High Energy Physics - Phenomenology · Physics 2020-04-22 S. M. Troshin , N. E. Tyurin

Exclusive photoproduction of dileptons, gamma p ->l+ l- p, will be measured in ultraperipheral collisions at LHC. The mechanism where the lepton pair comes from a heavy timelike photon radiated from a quark interferes with the pure QED…

High Energy Physics - Phenomenology · Physics 2008-12-18 B. Pire , L. Szymanowski , J. Wagner

We briefly review recent results which we have obtained in the study of J/psi+Z production at the LHC. Considering our NLO computation in the Colour Evaporation Model (CEM) as an upper theory limit for the single-parton-scattering…

High Energy Physics - Phenomenology · Physics 2017-04-05 Jean-Philippe Lansberg , Hua-Sheng Shao

We study the effects of unparticle physics in the pair productions of top quarks at the LHC and ILC. By considering vector, tensor and scalar unparticle operators, as appropriate, we compute the total cross sections for pair production…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. T. Alan , N. K. Pak

Possible consequences of the production of small black holes at the LHC for different scenarios with large extra dimensions are investigated. The effects from black hole production on some standard jet observables are examined,…

High Energy Physics - Phenomenology · Physics 2009-11-11 Leif Lonnblad , Malin Sjodahl , Torsten Akesson

The pseudorapidity density of charged particles produced at LHC collisions are predicted by using two complementary production mechanisms with a set of consistent integrated and unintegrated parton distributions. We discuss the limiting…

High Energy Physics - Phenomenology · Physics 2015-03-17 Jianhong Ruan , Wei Zhu

The energy dependence of light and heavy particle production in hadron-nucleus collisions is discussed. Whereas the production mechanism at lower energies can be understood in the Glauber rescattering picture, experimental data at RHIC…

High Energy Physics - Phenomenology · Physics 2009-11-05 I. C. Arsene , L. Bravina , A. B. Kaidalov , K. Tywoniuk , E. Zabrodin

The inclusive production of light mesons in pp-scattering is considered in the framework of reggeon phenomenology with supercritical Pomeron. Available low-energy data can be explained with three reggeon particles taken into account. With…

High Energy Physics - Phenomenology · Physics 2010-12-24 A. K. Likhoded , A. V. Luchinsky , A. A. Novoselov

In this work we estimate the heavy quark production in proton-proton and proton-nucleus collisions at LHC energies using the color dipole formalism and the solution of the running coupling Balitsky-Kovchegov equation. Nuclear effects are…

High Energy Physics - Phenomenology · Physics 2015-05-30 E. R. Cazaroto , V. P. Goncalves , F. S. Navarra

We present a QCD calculation of the coherent multiple scattering effect on single hadron production in semi-inclusive lepton-nucleus deep inelastic scattering (DIS). We show that the destructive interference of coherent multiple scattering…

High Energy Physics - Phenomenology · Physics 2008-11-26 Xiaofeng Guo , Jun Li

The process of radiation from high-energy electron and electron-positron pair production by a photon in oriented single crystal is considered using the method which permits inseparable consideration of both coherent and incoherent…

High Energy Physics - Phenomenology · Physics 2009-11-11 V. N. Baier , V. M. Katkov

The interaction of light with an atomic sample containing a large number of particles gives rise to many collective (or cooperative) effects, such as multiple scattering, superradiance and subradiance, even if the atomic density is low and…

Atomic Physics · Physics 2017-05-31 William Guerin , Robin Kaiser

The problems linked with the extraction of the basic parameters of the hadron elastic scattering amplitude at the LHC are explored. It is shown that one should take into account the saturation regime which will lead to new effects at the…

High Energy Physics - Phenomenology · Physics 2009-11-13 O. V. Selyugin , J. -R. Cudell

In this paper we study the photon production in single and double diffractive processes considering the Resolved Pomeron model. We estimate the rapidity and transverse momentum dependence of the cross section for the diffractive double…

High Energy Physics - Phenomenology · Physics 2014-05-27 C. Brenner Mariotto , V. P. Goncalves

The effects of multiple interactions in colliding particles (e.g. in nucleus-nucleus collisions) are modeled using the light-cone dipole approach. Guided by the abelian analogue of multi-photon interactions in the production of a pair of…

High Energy Physics - Phenomenology · Physics 2008-11-26 B. Z. Kopeliovich , Ivan Schmidt , A. V. Tarasov , O. O. Voskresenskaya

The production of collective excitations of the (154)Sm at FEL{gamma}+LHC collider is investigated. We show that this machine will be a powerful tool for investigation of high energy level excitations.

Nuclear Experiment · Physics 2009-11-07 E. Guliyev , A. A. Kuliev , S. Sultansoy , O. Yavas