English
Related papers

Related papers: Jet Shapes in Opaque Media

200 papers

Questions regarding energy dissipation in astrophysical jets are open to date, despite of numerous attempts to limit the diversity of models. Some of the most popular models assume that energy is transferred to particles via internal…

High Energy Astrophysical Phenomena · Physics 2023-04-24 Patryk Pjanka , Camilia Demidem , Alexandra Veledina

We calculate and compare bremsstrahlung and collisional energy loss of hard partons traversing a quark-gluon plasma. Our treatment of both processes is complete at leading order in the coupling and accounts for the probabilistic nature of…

High Energy Physics - Phenomenology · Physics 2008-11-26 Guang-You Qin , Jorg Ruppert , Charles Gale , Sangyong Jeon , Guy D. Moore , Munshi G. Mustafa

We use (3+1)-dimensional ideal hydrodynamics to describe a variety of different jet energy loss scenarios for a jet propagating through an opaque medium. The conical correlations obtained for fully stopped jets, revealing a Bragg peak, are…

Nuclear Theory · Physics 2009-11-18 Barbara Betz , Jorge Noronha , Giorgio Torrieri , Miklos Gyulassy , Dirk H. Rischke

It is shown that the geometrical optics limit of the Maxwell equations for certain nonlinear media with slow variation along one axis and particular dependence of dielectric constant on the frequency and fields gives rise to the…

Exactly Solvable and Integrable Systems · Physics 2009-11-10 Boris G. Konopelchenko , Antonio Moro

We find that the current radiative energy loss kernels obtained from the opacity expansion dramatically violate the collinear approximation used in their derivation. By keeping only the lowest order in collinearity terms, models based on…

High Energy Physics - Phenomenology · Physics 2010-04-06 W. A. Horowitz , B. A. Cole

High energetic particles traversing a dense medium lose a sizable part of their energy in form of gluon radiation. As a result, the rate of high-$p_t$ particles is expected to be suppressed in heavy ion collisions with respect to the proton…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. A. Salgado

The suppression of hadron production originated from the induced jet energy loss is one of the most accepted and well understood phenomena in heavy ion collisions, which indicates the formation of color deconfined matter consists of quarks,…

High Energy Physics - Phenomenology · Physics 2011-07-26 Peter Levai

PHENIX has measured many different two-particle azimuthal correlations in several different colliding systems, beam energies, $p_{T}$ windows, etc. The initial striking results from the first full energy Au+Au run have been confirmed, i.e.…

Nuclear Experiment · Physics 2019-08-14 N. Grau

Reliable predictions for jet quenching in ultra-relativistic heavy ion collisions require accurate computation of radiative energy loss. With this goal, an energy loss formalism in a realistic finite size dynamical QCD medium was recently…

Nuclear Theory · Physics 2015-05-28 Magdalena Djordjevic , Marko Djordjevic

Relativistic jets, or highly collimated and fast-moving outflows, are endemic to many astrophysical phenomena. The jets produced by gamma-ray bursts and tidal disruption events are accompanied by the accretion of material onto a black hole…

High Energy Astrophysical Phenomena · Physics 2020-10-07 Eric R. Coughlin , Mitchell C. Begelman

The nuclear index of refraction, the density of partons, their free path length and energy loss in the matter created in heavy-ion collisions at RHIC are estimated within the suggestion that the emission of Cherenkov gluons is responsible…

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

Using deep inelastic scattering on a large nucleus as an example, we consider the transverse momentum broadening of partons in hard processes in the presence of medium. We find that one can factorize the vacuum radiation contribution and…

High Energy Physics - Phenomenology · Physics 2017-02-15 A. H. Mueller , Bin Wu , Bo-Wen Xiao , Feng Yuan

We discuss central-forward dijet production at LHC energies within the framework of high energy factorization. In our study, we profit from the recent progress on consistent merging of Sudakov resummation with small-$x$ effects, which…

High Energy Physics - Phenomenology · Physics 2021-02-03 A. van Hameren , P. Kotko , K. Kutak , S. Sapeta

We review the di-hadron correlation results from RHIC. A consistent physical picture was constructed based on the correlation landscape in $p_T$, $\Delta\phi$, $\Delta\eta$ and particle species. We show that the data are consistent with…

Nuclear Experiment · Physics 2009-07-22 Jiangyong Jia

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

Atomic nuclei are self-organized, many-body quantum systems bound by strong nuclear forces within femtometer-scale space. These complex systems manifest a variety of shapes, traditionally explored using non-invasive spectroscopic techniques…

Nuclear Experiment · Physics 2024-11-19 STAR Collaboration

Final state medium-induced gluon radiation in ultradense nuclear matter is shown to favor large angle emission when compared to vacuum bremsstrahlung due to the suppression of collinear gluons. In a simple model of momentum transfers from…

High Energy Physics - Phenomenology · Physics 2009-11-11 Ivan Vitev

Jet quenching in the matter created in high energy nucleus-nucleus collisions provides a tomographic tool to probe the medium properties. Recent experimental results on jet production at the Relativistic Heavy-Ion Collider (RHIC) are…

Nuclear Experiment · Physics 2014-11-18 K. Filimonov

We present a method based on three-particle azimuthal correlation cumulants for the study of the interaction of jets with the medium produced in heavy ion collisions at RHIC and LHC usable whenever jets cannot be reconstructed on an…

Nuclear Experiment · Physics 2008-11-26 Claude Pruneau

Jets are produced from hard scatterings in the early stages of heavy-ion collisions, therefore they can be exploited as probes for medium tomography. Such high-$p_T$ partons are expected to suffer energy loss in the hot and dense nuclear…

Nuclear Experiment · Physics 2019-08-13 Elena Bruna