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Related papers: Initial-state splitting kernels in cold nuclear ma…

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We derive the splitting kernels for partons produced in large $Q^2$ scattering processes that subsequently traverse a region of strongly-interacting matter using a recently-developed effective theory \SCETG. We include all corrections…

High Energy Physics - Phenomenology · Physics 2015-05-30 Grigory Ovanesyan , Ivan Vitev

Using the framework of soft-collinear effective theory with Glauber gluons ($\SCETG$), we evaluate medium-induced splitting kernels. Because of the power counting of the effective theory, our results are valid for arbitrary, not necessarily…

High Energy Physics - Phenomenology · Physics 2015-06-11 Grigory Ovanesyan

We present the first application of a recently-developed effective theory of jet propagation in matter SCETG to inclusive hadron suppression in nucleus-nucleus collisions at the LHC. SCETG-based splitting kernels allow us to go beyond the…

High Energy Physics - Phenomenology · Physics 2015-03-09 Zhong-Bo Kang , Robin Lashof-Regas , Grigory Ovanesyan , Philip Saad , Ivan Vitev

We develop a version of Soft Collinear Effective Theory (SCET) which includes finite quark masses, as well as Glauber gluons that describe the interaction of collinear partons with QCD matter. In the framework of this new effective field…

High Energy Physics - Phenomenology · Physics 2017-04-07 Zhong-Bo Kang , Felix Ringer , Ivan Vitev

When an energetic parton traverses the hot QCD medium it may suffer multiple scattering and lose its energy. The medium-induced gluon radiation for a massive quark will be suppressed relative to that of a light quark due to the dead-cone…

High Energy Physics - Phenomenology · Physics 2025-01-07 Yun-Fan Liu , Wei Dai , Ben-Wei Zhang , Enke Wang

The higher-twist formalism is used at $O(\alpha^2_s)$ to compute all possible medium-induced single-scattering emission kernels for an incoming highly energetic and virtual quark traversing the nuclear environment. The effects of the…

High Energy Physics - Phenomenology · Physics 2026-05-13 Amit Kumar , Gojko Vujanovic

We obtain the collision kernel and related dipole cross section during the initial nonequilibrium stages in heavy-ion collisions. These quantities are a crucial input for jet quenching calculations. We further compute the gluon splitting…

High Energy Physics - Phenomenology · Physics 2025-10-01 Alois Altenburger , Kirill Boguslavski , Florian Lindenbauer

We review a new approach to open heavy flavor production in heavy ion collisions based on Soft Collinear Effective Theory (SCET). We include both finite heavy quark masses in the SCET Lagrangian and Glauber gluons that describe the…

High Energy Physics - Phenomenology · Physics 2017-02-27 Zhong-Bo Kang , Felix Ringer , Ivan Vitev

Measuring the energy loss of energetic jet partons may provide experimental opportunities to constrain the initial nonequilibrium stages in heavy-ion collisions, which requires theoretical predictions for the jet-medium potential. In this…

High Energy Physics - Phenomenology · Physics 2025-09-05 Alois Altenburger , Kirill Boguslavski , Florian Lindenbauer

High-energy proton-nucleus (pA) collisions offer valuable insight into the role of cold nuclear matter effects in hadron production. In particular, multiple rescatterings of an incoming parton by the nuclear target are known to induce the…

High Energy Physics - Phenomenology · Physics 2025-08-12 Greg Jackson , Stéphane Peigné , Kazuhiro Watanabe

We use a formal recurrence relation approach to multiple parton scattering to find the complete solution to the problem of medium-induced gluon emission from partons propagating in cold nuclear matter. The differential bremsstrahlung…

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

An important part of the physics program at the future electron-ion collider is to understand the nature of hadronization and the transport of energy and matter in large nuclei. Open heavy flavor production in deep inelastic scattering…

High Energy Physics - Phenomenology · Physics 2021-04-07 Hai Tao Li , Ze Long Liu , Ivan Vitev

We revisit the medium-induced coherent radiation associated to hard and forward (small angle) scattering of an energetic parton through a nuclear medium. We consider all $1\to 1$ hard forward processes ($g \to g$, $q \to q$, $q \to g$ and…

High Energy Physics - Phenomenology · Physics 2016-01-20 Stéphane Peigné , François Arleo , Rodion Kolevatov

We exploit a recent non-perturbative determination of the momentum broadening kernel $C(b_{\bot})$ in impact parameter space \cite{Moore:2021jwe}, to determine the momentum space broadening kernel $C(q_{\bot})$ in high-temperature QCD…

High Energy Physics - Phenomenology · Physics 2022-05-30 Soeren Schlichting , Ismail Soudi

Medium modification of parton fragmentation functions induced by multiple scattering and gluon bremsstrahlung is shown to describe the recent HERMES data in deeply inelastic scattering (DIS) very well, providing the first evidence of…

High Energy Physics - Phenomenology · Physics 2014-11-17 Enke Wang , Xin-Nian Wang

The study of the structure of strongly interacting dense matter via hard jets is reviewed. High momentum partons produced in hard collisions produce a shower of gluons prior to undergoing the non-perturbative process of hadronization. In…

High Energy Physics - Phenomenology · Physics 2011-07-14 A. Majumder , M. Van Leeuwen

We study the jet quenching effect in heavy ion collisions, based on medium-induced splitting functions calculated from Soft Collinear Effective Theory with Glauber Gluons. Our method is formulated in the language of DGLAP evolution…

High Energy Physics - Phenomenology · Physics 2015-06-23 Grigory Ovanesyan

We report on recent calculations of the medium-induced gluon radiation off hard partons. The employed path-integral formalism reduces in limiting cases to the main ``jet quenching'' results of the existing literature. Moreover, it describes…

High Energy Physics - Phenomenology · Physics 2009-11-07 Urs Achim Wiedemann

Parton propagation in dense nuclear matter results in elastic, inelastic and coherent multiple soft scattering with the in-medium color charges. Such scattering leads to calculable modifications of the hadron production cross section that…

High Energy Physics - Phenomenology · Physics 2015-06-25 Ivan Vitev

Energetic partons traveling in a strongly interacting medium lose energy by emitting radiation and through collisions with medium constituents. Non-perturbative, next-to-leading order and leading order collision kernels are implemented…

High Energy Physics - Phenomenology · Physics 2022-12-13 Rouzbeh Modarresi Yazdi , Shuzhe Shi , Charles Gale , Sangyong Jeon
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