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Related papers: Some remarks about the transition gluon radiation

200 papers

Full quantum calculation of Cherenkov gluon radiation by quark and gluon currents and a Cherenkov decay of a gluon into a pair of Cherenkov gluons in transparent media is performed. Energy losses due to Cherenkov gluon radiation in high…

Nuclear Theory · Physics 2013-04-09 Mikhail Alfimov , Andrei Leonidov

Monte-Carlo implementations of kT -factorization formula with both KLN and running-coupling BK unintegrated gluon distributions for nucleus-nucleus collisions are used to analyze recent experimental data on the particle multiplicities from…

Nuclear Theory · Physics 2015-05-28 Javier L. Albacete , Adrian Dumitru , Yasushi Nara

We explore the correspondence between classical gluon radiation and quantum radiation in a coherent state for gluons produced in ultrarelativistic nuclear collisions. The expectation value of the invariant momentum distribution of gluons in…

Nuclear Theory · Physics 2008-11-26 Sergei G. Matinyan , Berndt Mueller , Dirk H. Rischke

It is proposed to consider the fast thermalization of gluons in relativistic heavy-ion collisions as a diffusion process in momentum space. Closed-form analytical solutions of a nonlinear boson diffusion equation (NBDE) with constant drift…

High Energy Physics - Phenomenology · Physics 2022-04-08 Georg Wolschin

Possible phase transition of strongly interacting matter from hadron to a quark-gluon plasma state have in the past received considerable interest. The clustering of color sources provides a framework of the the partonic interactions in the…

Nuclear Experiment · Physics 2015-06-18 Brijesh K Srivastava

Parton luminosities are convenient for estimating how the physics potential of Large Hadron Collider experiments depends on the energy of the proton beams. I present parton luminosities, ratios of parton luminosities, and contours of fixed…

High Energy Physics - Phenomenology · Physics 2009-09-08 Chris Quigg

The strong interaction between heavy quarks and the quark gluon plasma makes the open and hidden charm hadrons be sensitive probes of the deconfinement phase transition in high energy nuclear collisions. Both the cold and hot nuclear matter…

High Energy Physics - Phenomenology · Physics 2016-11-23 Kai Zhou , Wei Dai , Nu Xu , Pengfei Zhuang

The initial stages of relativistic heavy ion collisions are studied numerically in the framework of a 2+1 dimensional classical Yang-Mills theory. We calculate the energy and number densities and momentum spectra of the produced gluons. The…

High Energy Physics - Phenomenology · Physics 2009-11-10 T. Lappi

We discuss the transition radiation process $\nu \to \nu \gamma$ at an interface of two media. The medium fulfills the dual purpose of inducing an effective neutrino-photon vertex and of modifying the photon dispersion relation. The…

High Energy Physics - Phenomenology · Physics 2011-11-10 A. N. Ioannisian , D. A. Ioannisian , N. A. Kazarian

We consider trasfer-ionization in collisions of fast (3.6 -- 11 MeV/u) protons, alpha-particles and lithium nuclei with helium atoms. There are just a few basic mechanisms contributing to this process which can be grouped into correlated…

Atomic Physics · Physics 2015-06-05 A. B. Voitkiv , X. Ma

We found the parameterization of the unintegrated gluon distribution from the best description of the LHC data on the inclusive spectra of hadrons produced in $pp$ collisions at the mid-rapidity region and small transverse momenta. It is…

High Energy Physics - Phenomenology · Physics 2012-03-06 A. A. Grinyuk , H. Jung , G. I. Lykasov , A. V. Lipatov , N. P. Zotov

We describe some of the recent progress in our understanding of the dynamics of strongly correlated gluons at high parton densities. Computations in the Color Glass Condensate effective field theory provide a good description of inclusive…

High Energy Physics - Phenomenology · Physics 2012-08-29 Raju Venugopalan

The famous formula for the emission angle of Cherenkov radiation should be modified when applied to hadronic reactions because of recoil effects. They impose the upper limit on the energy of the gluon emitted at a given angle. Also, it…

High Energy Physics - Phenomenology · Physics 2008-11-26 I. M. Dremin

We provide a perspective on studies aimed at observing the transition between hadronic and quark-gluonic descriptions of reactions involving light nuclei. We begin by summarizing the results for relatively simple reactions such as the pion…

Nuclear Experiment · Physics 2015-06-05 Roy Holt , R. Gilman

We present predictions for the nuclear modification factor and elliptic flow of D and B mesons, as well as of their decay electrons, in semicentral Pb-Pb collisions at the LHC. Heavy quarks are propagated in a Quark-Gluon Plasma using a…

High Energy Physics - Phenomenology · Physics 2008-04-22 H. van Hees , V. Greco , R. Rapp

We calculate spectrum of diffractively produced gluons in onium-heavy nucleus collisions at high energies. We show that it exhibits a characteristic dependence on nucleus atomic number A and energy/rapidity. We argue that this dependence…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yang Li , Kirill Tuchin

Transition radiation from relativistic electrons is investigated in an ultrasonic superlattice excited in a finite thickness plate. In the quasi-classical approximation formulae are derived for the vector potential of the electromagnetic…

Accelerator Physics · Physics 2011-11-08 A. R. Mkrtchyan , V. V. Parazian , A. A. Saharian

We present the potential of $\eta_{b,c}$ production in proton collisions to access the gluon transverse-momentum dependent parton distributions (TMDs). In particular, we explore the phenomenology of the unpolarized and linearly-polarized…

High Energy Physics - Phenomenology · Physics 2022-08-17 Alessandro Bacchetta , Francesco Giovanni Celiberto , Marco Radici , Andrea Signori

The nuclear overlap zone in non-central relativistic heavy ion collisions is azimuthally very asymmetric. By varying the angle between the axes of deformation and the transverse direction of the pair momenta, the transverse HBT radii…

Nuclear Theory · Physics 2009-10-31 H. Heiselberg

As the value of the longitudinal momentum carried by partons in a ultra-relativistic hadron becomes small, one observes a growth of their density. When the parton density becomes close to a value of order $1/\alpha_s$, it does not grow any…

High Energy Physics - Phenomenology · Physics 2016-01-29 Julien Laidet