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Related papers: Non-commutative Holographic QCD and Jet Quenching …

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The equation of state of pure QCD, obtained from lattice QCD, is discussed for temperatures ranging from $0.9\tc$ to $4\tc$, as well as results on screening masses, the chiral condensate, and the pion decay constant close to the…

High Energy Physics - Lattice · Physics 2016-08-31 G. Boyd

Using the CUJET3=DGLV+VISHNU jet-medium interaction framework, we show that dijet azimuthal acoplanarity in high energy $A+A$ collisions is sensitive to possible non-perturbative enhancement of the jet transport coefficient, $\hat{q}(T,E)$,…

High Energy Physics - Phenomenology · Physics 2021-02-03 M. Gyulassy , P. M. Jacobs , J. Liao , S. Shi , X. N. Wang , F. Yuan

The suppression of heavy quarkonium polarization at high transverse momentum ($p_T$) remains a persistent puzzle in quantum chromodynamics (QCD). We propose an effective open-quantum-system paradigm demonstrating that the heavy quark spin…

High Energy Physics - Phenomenology · Physics 2026-04-16 Yi Yang

In this paper we use the AdS/CFT correspondence to compute the jet-quenching parameter in a N=2 thermal plasma. We consider the general three-charge black hole and discuss some special cases. We add a constant electric field to the…

High Energy Physics - Theory · Physics 2011-11-03 K. Bitaghsir Fadafan , B. Pourhassan , J. Sadeghi

We consider the noncommutative deformation of the Sakai--Sugimoto model at finite temperature and finite baryon chemical potential. The space noncommutativity is possible to have an influence on the flavor dynamics of the QCD. The critical…

High Energy Physics - Theory · Physics 2015-05-20 Tadahito Nakajima , Yukiko Ohtake , Kenji Suzuki

The effect of the complex phase of the fermion determinant is a key question related to the sign problem in finite-density QCD. Recently it has been shown that ignoring the complex phase -- the phase quenching -- does not change physics in…

High Energy Physics - Lattice · Physics 2012-10-25 Masanori Hanada , Yoshinori Matsuo , Naoki Yamamoto

The impact of rotation on the deconfinement phase transition under the EM system of the soft and the hard wall models in holographic QCD is studied in this paper. The metric by cylindrical coordinates with rotation is introduced into the…

High Energy Physics - Phenomenology · Physics 2024-03-25 Jia-Hao Wang , Sheng-Qin Feng

We study the consequences of including the running of the QCD coupling in the equation describing the evolution of the jet quenching parameter $\hat q$ in the double logarithmic approximation. To start with, we revisit the case of a fixed…

High Energy Physics - Phenomenology · Physics 2014-10-08 E. Iancu , D. N. Triantafyllopoulos

We consider model A dynamics for a heating quench from the disordered (confined) into the ordered (deconfined) phase of SU(3) lattice gauge theory. For $4 N_{\sigma}^3$ lattices the exponential growth factors of low-lying structure function…

High Energy Physics - Lattice · Physics 2008-11-26 Alexei Bazavov , Bernd A. Berg , Alexander Velytsky

The striking suppression and modification patterns that are observed in jet observables measured in heavy-ion collisions with respect to the proton-proton baseline have the potential to constrain the spatio-temporal branching process of…

High Energy Physics - Phenomenology · Physics 2018-08-16 Konrad Tywoniuk , Yacine Mehtar-Tani

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

After almost two decades of investigation, jet quenching has become a fundamental tool to study the properties of the QCD matter produced in high-energy nuclear collisions. Despite the large progress in both experimental and theoretical…

High Energy Physics - Phenomenology · Physics 2021-04-22 Xabier Feal , Carlos A. Salgado , Ricardo A. Vazquez

We investigate the phase transition within an extremely strong magnetic background field, employing a holographic Quantum Chromodynamics (QCD) model with a focus on entropy and pressure properties. At relatively modest magnetic field…

High Energy Physics - Theory · Physics 2025-01-17 Xuanmin Cao , Hui Liu

We discuss the critical behaviour of strongly interacting matter close to the QCD phase transition. Emphasis is put on a presentation of results from lattice calculations that illustrate deconfining as well as chiral symmetry restoring…

High Energy Physics - Lattice · Physics 2009-09-25 Frithjof Karsch

Jet suppression and modification is a hallmark feature of heavy-ion collisions. This can be attributed to an accumulated set of effects, including radiative and elastic energy loss and reabsorption of thermalized energy within the jet cone,…

High Energy Physics - Phenomenology · Physics 2024-12-11 Alexandre Falcão , Konrad Tywoniuk

We investigate the thermodynamics of the flavour sector of the Sakai-Sugimoto model in the presence of a magnetic field. Renormalizing the euclidean Dirac-Born-Infeld action in the antipodal limit, we find for the confined and deconfined…

High Energy Physics - Theory · Physics 2013-11-26 Alfonso Ballon-Bayona

Concept of transverse deflection probability of a parton that travels through strongly interacting medium, recently introduced by D'Eramo, Liu and Rajagopal, have been used to derive high energy evolution equation for the jet quenching…

High Energy Physics - Phenomenology · Physics 2018-02-07 Raktim Abir

We compute the inclusive jet spectrum in the presence of a dense QCD medium by going beyond the single parton energy loss approximation. We show that higher-order corrections are important yielding large logarithmic contributions that must…

High Energy Physics - Phenomenology · Physics 2019-03-05 Yacine Mehtar-Tani , Konrad Tywoniuk

During heavy ion collisions, high temperatures and strong magnetic fields are generated. We employ the gauge-gravity duality to study the N_f=2 QCD phase diagram under these extreme conditions in the quenched approximation, in particular we…

High Energy Physics - Theory · Physics 2013-11-01 N. Callebaut , D. Dudal

Based on gauge-gravity duality, by using holographic entanglement entropy, we have done a phenomenological study to probe confinement-deconfinement phase transition in the QCD-like gauge theory. Our outcomes are in perfect agreement with…

High Energy Physics - Theory · Physics 2017-10-25 M Lezgi , M. Ali-Akbari