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Related papers: Jet Broadening in Flowing Matter -- Resummation

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We calculate the leading corrections to jet momentum broadening and medium-induced branching that arise from the velocity of the moving medium at first order in opacity. These results advance our knowledge of jet quenching and demonstrate…

High Energy Physics - Phenomenology · Physics 2022-01-24 Andrey V. Sadofyev , Matthew D. Sievert , Ivan Vitev

In this work, we study the jet momentum broadening in an inhomogeneous dense QCD medium. The transverse profile of this nuclear matter is described within a gradient expansion, and we focus on the leading gradient contributions. The leading…

High Energy Physics - Phenomenology · Physics 2022-11-09 João Barata , Andrey V. Sadofyev , Carlos A. Salgado

Gradient jet tomography in high-energy heavy-ion collisions utilizes the asymmetric transverse momentum broadening of a propagating parton in an inhomogeneous medium. Such broadening is studied within a path integral description of the…

High Energy Physics - Phenomenology · Physics 2023-04-12 Yu Fu , Jorge Casalderrey-Solana , Xin-Nian Wang

We reconsider the problem of transverse momentum broadening of a highly-energetic parton suffering multiple scatterings in dense colored media, such as the thermal Quark-Gluon plasma or large nuclei. In the framework of Moli\`ere's theory…

High Energy Physics - Phenomenology · Physics 2021-10-04 Joao Barata , Yacine Mehtar-Tani , Alba Soto-Ontoso , Konrad Tywoniuk

We study the asymptotic behaviour of the transverse momentum broadening distribution of an energetic quark or gluon propagating through dense QCD matter, in the large system size $L$ limit, taking into account radiative corrections in the…

High Energy Physics - Phenomenology · Physics 2021-11-02 Paul Caucal

We study the phenomenon of transverse momentum broadening for a high-$p_T$ parton propagating through a weakly-coupled quark-gluon plasma undergoing boost-invariant longitudinal expansion. We propose a boost-invariant description for this…

High Energy Physics - Phenomenology · Physics 2018-10-23 Edmond Iancu , Pieter Taels , Bin Wu

We studied the evolution of jets within a medium that contains both, transverse kicks as well as medium induced coherent radiation. In this framework parton branching occurs simultaneously to scatterings within the medium, leading to the…

High Energy Physics - Phenomenology · Physics 2021-11-17 M. Rohrmoser , K. Kutak , W. Płaczek , E. Blanco , R. Straka

We formulate out-of-equilibrium jet momentum broadening in QCD effective kinetic theory through a moment expansion of the medium distribution function, a method traditionally used to derive relativistic viscous hydrodynamics from kinetic…

High Energy Physics - Phenomenology · Physics 2026-05-14 Isabella Danhoni , Nicki Mullins , Jorge Noronha

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…

High Energy Physics - Phenomenology · Physics 2020-09-11 Martin Rohrmoser , Krzysztof Kutak , Andreas van Hameren , Wiesław Płaczek , Konrad Tywoniuk

We study the influence of in-medium transverse momentum broadening on observables of jet pairs produced in nuclear collisions. These dijets were obtained numerically via the Monte-Carlo simulations of nuclear collisions, where the partons…

High Energy Physics - Phenomenology · Physics 2020-08-26 Martin Rohrmoser

The leading order $\alpha_s$ effect in jet quenching corresponds to the broadening of the jet's transverse momentum, due to the multiple interactions with the underlying medium. A complete understanding of momentum broadening is critical…

High Energy Physics - Phenomenology · Physics 2021-10-07 João Barata , Carlos A. Salgado

Broadening of the transverse momentum of a parton propagating through a medium is treated using the color dipole formalism, which has the advantage of being a well developed phenomenology in deep-inelastic scattering and soft processes.…

High Energy Physics - Phenomenology · Physics 2016-09-06 M. B. Johnson , B. Z. Kopeliovich , A. V. Tarasov

We study the interplay between the flow and hydrodynamic gradients in jet quenching at first order in opacity. We find that the mixed flow-gradient contributions in jet quenching are enhanced by the medium length, and survive in the eikonal…

High Energy Physics - Phenomenology · Physics 2024-02-06 Matvey V. Kuzmin , Xoán Mayo López , Jared Reiten , Andrey V. Sadofyev

The quark-gluon plasma produced in heavy-ion collisions is anisotropic throughout its evolution. This anisotropy changes the physics of jet-medium interaction, making it dependent on the momentum direction of the jet. In this paper we…

High Energy Physics - Phenomenology · Physics 2022-02-09 Sigtryggur Hauksson , Sangyong Jeon , Charles Gale

We study evolution equations describing jet propagation through quark--gluon plasma (QGP). In particular we investigate the contribution of momentum transfer during branching and find that such a contribution is sizeable. Furthermore, we…

High Energy Physics - Phenomenology · Physics 2021-04-23 E. Blanco , K. Kutak , W. Placzek , M. Rohrmoser , R. Straka

We study the effects of quantum corrections on transverse momentum broadening of a fast parton passing through dense QCD matter. We show that, at leading logarithmic accuracy the broadening distribution tends at late times or equivalently…

High Energy Physics - Phenomenology · Physics 2022-10-05 Paul Caucal , Yacine Mehtar-Tani

We consider the propagation of heavy quarks through a dense, hydrodynamically flowing QCD medium, representative of the quark-gluon plasma formed in ultrarelativistic heavy-ion collisions. Working in the high-energy limit, we identify two…

High Energy Physics - Phenomenology · Physics 2025-12-16 João Barata , Matvey V. Kuzmin , Xoán Mayo López , Andrey V. Sadofyev , Carlos A. Salgado

Jet broadening is an event-shape variable probing the transverse momenta of particles inside jets. It has been measured precisely in e+e- annihilations and is used to extract the strong coupling constant. The factorization of the associated…

High Energy Physics - Phenomenology · Physics 2015-05-27 Thomas Becher , Guido Bell , Matthias Neubert

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…

High Energy Physics - Phenomenology · Physics 2024-06-24 Matvey V. Kuzmin , Xoán Mayo López

We study the effect of multiple scatterings on the propagation of hard partons and the production of jet-bremsstrahlung photons inside a dense medium in the framework of deep-inelastic scattering off a large nucleus. We include the momentum…

Nuclear Theory · Physics 2015-05-20 Guang-You Qin , Abhijit Majumder
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