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We study the medium-induced gluon emission process experienced by a hard jet parton propagating through the dense nuclear matter in the framework of deep inelastic scattering off a large nucleus. We work beyond the collinear rescattering…

高能物理 - 唯象学 · 物理学 2019-10-09 Le Zhang , De-Fu Hou , Guang-You Qin

We calculate the spectrum of gluons sourced by the branching of an energetic quark in the presence of an inhomogeneous QCD medium, focusing on the soft radiation limit. We take into account multiple soft interactions between the partons and…

高能物理 - 唯象学 · 物理学 2024-02-06 João Barata , Xoán Mayo López , Andrey V. Sadofyev , Carlos A. Salgado

We present a derivation of the medium-induced gluon radiation spectrum beyond the current limitation of soft gluon emission. Making use of the path integral approach to describe the propagation of high-energy particles inside a medium, we…

高能物理 - 唯象学 · 物理学 2012-11-08 Liliana Apolinário , Néstor Armesto , Carlos A. Salgado

We study the evolution of an energetic jet which radiates gluons while propagating through a dense QCD medium modeled as a random distribution of color sources. Motivated by the heavy ion experimental program at the LHC, we focus on the…

高能物理 - 唯象学 · 物理学 2015-06-11 Jean-Paul Blaizot , Fabio Dominguez , Edmond Iancu , Yacine Mehtar-Tani

We compute the spectrum of gluons emitted by a highly energetic quark inside a flowing QCD medium, focusing on the soft gluon limit at first order in the opacity expansion. Specifically, we derive the leading energy-suppressed corrections…

高能物理 - 唯象学 · 物理学 2024-06-24 Matvey V. Kuzmin , Xoán Mayo López

Considering forward dijet production in the $q\to qg$ partonic process, we derive the spectrum of accompanying soft gluon radiation induced by rescatterings in a nuclear target. The spectrum is obtained to logarithmic accuracy for an…

高能物理 - 唯象学 · 物理学 2014-05-19 Stéphane Peigné , Rodion Kolevatov

The new precision era of jet quenching observables at both RHIC and the LHC calls for an improved and more precise description of in-medium gluon emissions. The development of new theoretical tools and analytical calculations to tackle this…

高能物理 - 唯象学 · 物理学 2020-07-22 Carlota Andres , Liliana Apolinário , Fabio Dominguez

The spectrum of coherent gluon radiation from a quark-anti-quark pair experiencing multiple scatterings within a coloured medium is central for understanding in-medium parton cascades. Despite its foundational importance, current results…

The energy loss of hard jets produced in the Deep-Inelastic scattering (DIS) off a large nucleus is considered in the collinear limit. In particular, the single gluon emission cross section due to multiple scattering in the medium is…

核理论 · 物理学 2013-05-30 Abhijit Majumder

Interferences between different emitters in the multi-parton shower is the building block of QCD jet physics in vacuum. The presence of a hot medium made of quarks and gluons is expected to alter this interference pattern. To study such…

高能物理 - 唯象学 · 物理学 2012-09-24 Néstor Armesto , Hao Ma , Mauricio Martinez , Yacine Mehtar-Tani , Carlos A. Salgado

Cold nuclear matter effects in reactions with nuclei at a future electron-ion collider (EIC) lead to a modification of semi-inclusive hadron production, jet cross sections, and jet substructure when compared to the vacuum. At leading order…

高能物理 - 唯象学 · 物理学 2018-11-21 Matthew D. Sievert , Ivan Vitev

We study the gluon radiation spectrum off a hard in-medium produced quark in the multiple soft rescattering formalism of Baier-Dokshitzer-Mueller-Peigne-Schiff, and of Zakharov (BDMPS-Z). Its dependence on the quark and gluon energy, on the…

高能物理 - 唯象学 · 物理学 2009-10-31 Urs Achim Wiedemann

Heavy ion collisions at high energies can be used as an interesting way to recreate and study the medium of the quark-gluon plasma (QGP). We particularly investigate the jets produced in hard binary collisions and their interactions with a…

高能物理 - 唯象学 · 物理学 2020-09-11 Martin Rohrmoser , Krzysztof Kutak , Andreas van Hameren , Wiesław Płaczek , Konrad Tywoniuk

Radiative interferences in the multi-parton shower is the building block of QCD jet physics in vacuum. The presence of a hot medium made of quarks and gluons is expected to alter this interference pattern. To study these effects, we derive…

高能物理 - 唯象学 · 物理学 2012-04-26 Yacine Mehtar-Tani , Carlos A. Salgado , Konrad Tywoniuk

In heavy-ion collisions, an abundant production of high-energy QCD jets allows to study how these multiparticle sprays are modified as they pass through the quark-gluon plasma. In order to shed new light on this process, we compute the…

高能物理 - 唯象学 · 物理学 2015-12-24 Jorge Casalderrey-Solana , Daniel Pablos , Konrad Tywoniuk

In a series of previous papers, we have presented a new approach, based on perturbative QCD, for the evolution of a jet in a dense quark-gluon plasma. In the original formulation, the plasma was assumed to be homogeneous and static. In this…

高能物理 - 唯象学 · 物理学 2021-05-12 Paul Caucal , Edmond Iancu , Gregory Soyez

A detailed reanalysis of the single gluon emission rate at next-to-leading twist is carried out. As was the case in prior efforts, the problem is cast in the framework of deep-inelastic scattering (DIS) of an electron off a large nucleus.…

高能物理 - 唯象学 · 物理学 2024-09-06 Chathuranga Sirimanna , Shanshan Cao , Abhijit Majumder

We apply the Low's theorem to soft gluon emission from heavy quark scattering in the nonperturbative strongly interacting quark-gluon plasma (sQGP). The sQGP is described in terms of the dynamical quasi-particles and adjusted to reproduce…

核理论 · 物理学 2023-02-22 Taesoo Song , Ilia Grishmanovskii , Olga Soloveva

Detailed insight into the interplay between parton energy loss and the way deconfined medium created in heavy-ion collisions expands is of great importance for improving the understanding of the jet quenching phenomenon. In this paper we…

高能物理 - 唯象学 · 物理学 2020-07-24 Souvik Priyam Adhya , Carlos A. Salgado , Martin Spousta , Konrad Tywoniuk

Jet quenching has become an essential signal for the characterization of the medium formed in experiments of heavy-ion collisions. After a brief introduction to the field, we present the full derivation of the medium-induced gluon radiation…

高能物理 - 唯象学 · 物理学 2014-11-18 Jorge Casalderrey-Solana , Carlos A. Salgado
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