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Related papers: Assumption Breakdown in Radiative Energy Loss

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We compute the jet path-length dependence of energy-loss for higher azimuthal harmonics of jet-fragments in a generalized model of energy-loss that can interpolate between pQCD and AdS/CFT limits and compare results with Glauber and CGC/KLN…

Nuclear Theory · Physics 2015-05-28 Barbara Betz , Miklos Gyulassy , Giorgio Torrieri

Heavy quarks produced in the heavy ion collisions loose energy while propagting in the hot partonic matter which finally fragment to heavy ($D$ or $B$) mesons. The energy loss suffered by the heavy quarks is imprinted in the nuclear…

High Energy Physics - Phenomenology · Physics 2024-10-10 Somnath De , Sudipan De , Prashant Shukla

We calculate the spectrum of energy loss differences due to gluon radiation in high energy hard forward processes in proton-nucleus collisions as compared to proton-proton collisions. We find that the nuclear induced energy loss scales…

High Energy Physics - Phenomenology · Physics 2014-04-23 Tseh Liou , A. H. Mueller

We present the LHC predictions for the WHDG model of radiative, elastic, and path length fluctuating energy loss. We find the pT dependence of RAA is qualitatively very different from AWS-based energy loss extrapolations to the LHC; the…

Nuclear Theory · Physics 2010-11-26 William A. Horowitz

The energy loss of a highly energetic parton in a weakly coupled quark-gluon plasma is studied as an initial value problem. An extremely prolate plasma, where the momentum distribution is infinitely elongated along one direction, is…

High Energy Physics - Phenomenology · Physics 2015-06-18 Margaret E. Carrington , Katarzyna Deja , Stanislaw Mrowczynski

The Lorentz invariance violation (LIV) predicted by some quantum gravity theories would manifest as an energy-dependent speed of light, which may potentially distort the observed temporal profile of photons from astrophysical sources at…

High Energy Astrophysical Phenomena · Physics 2025-11-10 Yu-Chen Hua , Xiao-Jun Bi , Yu-Ming Yang , Peng-Fei Yin

Highly energetic, variable and distant sources such as Active Galactic Nuclei provide a good opportunity to evaluate effects due to the emission and the propagation of high energy photons. In this note, a study of possible energy-dependent…

General Relativity and Quantum Cosmology · Physics 2019-08-14 J. Bolmont , R. Buehler , A. Jacholkowska , S. J. Wagner

We discuss the propagation of heavy quarks (charm and bottom) through the QGP by means of a relativistic Boltzmann transport approach including both collisional and radiative energy loss mechanisms. In particular we investigate the impact…

Nuclear Theory · Physics 2017-05-24 G. Coci , F. Scardina , V. Greco

Energetic quarks and gluons lose energy as they traverse the hot and dense medium created in high-energy heavy-ion collisions at the BNL Relativistic Heavy Ion Collider (RHIC) and the CERN Large Hadron Collider (LHC). The nuclear…

Nuclear Theory · Physics 2025-04-24 Thomas Marshall , Philip Suh , Gang Wang , Huan Zhong Huang

We derive a general resummation formula for transverse-momentum distributions of hard processes at the leading logarithmic level in the high-energy limit, to all orders in the strong coupling. Our result is based on a suitable…

High Energy Physics - Phenomenology · Physics 2016-06-17 Stefano Forte , Claudio Muselli

We present suppression predictions from our pQCD-based energy loss model, which receives small system size corrections, for high-$p_T$ $\pi$, $D$ and $B$ meson $R_{AB}$ as a function of centrality, flavor, $\sqrt{s_{NN}}$, and $p_T$ from…

High Energy Physics - Phenomenology · Physics 2025-11-11 Coleridge Faraday , W. A. Horowitz

Medium induced parton energy loss is not conclusively established neither in very peripheral heavy-ion collisions nor in proton-ion collisions. However, the standard interpretation of azimuthal momentum anisotropies in theses systems…

High Energy Physics - Phenomenology · Physics 2021-05-21 Alexander Huss , Aleksi Kurkela , Aleksas Mazeliauskas , Risto Paatelainen , Wilke van der Schee , Urs Achim Wiedemann

An extension of time-dependent density functional theory (TDDFT), the generalized time-dependent generator coordinate method (TDGCM), is applied to a study of induced nuclear fission dynamics. In the generalized TDGCM, the correlated…

Nuclear Theory · Physics 2025-04-11 B. Li , D. Vretenar , T. Nikši\' c , P. W. Zhao , J. Meng

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

In quantum theory of gravity, we expect the Lorentz Invariance Violation (LIV) and the modification of the dispersion relation between energy and momentum for photons. The effect of the energy-dependent velocity due to the modified…

Cosmology and Nongalactic Astrophysics · Physics 2020-01-24 Yu Pan , Yungui Gong , Shuo Cao , He Gao , Zong-Hong Zhu

In this article we discuss the long-time dynamics of the radial solutions to the energy-critical wave equation in 3-dimensional space. Given a solution defined for all time $t\geq 0$, we show that the soliton resolution phenomenon happens…

Analysis of PDEs · Mathematics 2026-01-19 Ruipeng Shen

We study the dynamics of energy loss and flow of heavy quarks produced in ultra-relativistic heavy-ion collisions within the framework of a Langevin equation coupled to a (2+1)-dimensional viscous hydrodynamic model that simulates the…

Nuclear Theory · Physics 2013-10-17 Shanshan Cao , Guang-You Qin , Steffen A. Bass

The Hubble tension in cosmology is not showing signs of alleviation and thus, it is important to look for alternative approaches to it. One such example would be the eventual detection of a time delay between simultaneously emitted…

General Relativity and Quantum Cosmology · Physics 2024-02-14 Denitsa Staicova

The evolution of the gluon plasma produced with saturation initial conditions is calculated via Boltzmann transport theory for nuclear collisions at high energy. The saturation scale increases with the nuclear size and the beam energy, and…

High Energy Physics - Phenomenology · Physics 2009-10-09 Adrian Dumitru , Miklos Gyulassy

Final state medium-induced gluon radiation in ultradense nuclear matter is examined and shown to favor large angle emission when compared to vacuum bremsstrahlung due to the suppression of collinear gluons. Perturbative expression for the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ivan Vitev