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Related papers: NLO JIMWLK evolution with massive quarks

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QCD evolution equations that naturally include longitudinal (non-propagating) fields and heavy quarks are derived. We start with the integral equations of quantum field kinetics and obtain the master equations, similar to DGLAP evolution…

High Energy Physics - Phenomenology · Physics 2016-09-06 A. Makhlin , E. Surdutovich

JIMWLK equation tells how gauge invariant higher order Wilson line correlators would evolve at high energy. In this article we present a convenient integro-differential form of this equation, for 2n-tuple correlator, where all real and…

High Energy Physics - Theory · Physics 2019-05-22 Khatiza Banu , Mariyah Siddiqah , Raktim Abir

High-energy evolution equations, such as the BFKL, BK or JIMWLK equations, aim at resumming the high-energy (next-to-)leading logarithms appearing in QCD perturbative series. However, the standard derivations of those equations are…

High Energy Physics - Phenomenology · Physics 2014-04-30 Guillaume Beuf

In this paper, we report our results on charged hadron multiplicities of heavy quark initiated jets produced in high energy collisions. After implementing the so-called dead cone effect in QCD evolution equations, we find that the average…

High Energy Physics - Phenomenology · Physics 2015-05-20 Redamy Perez Ramos

We discuss the NLO evolution of quark transversity densities and of the parton distribution function for linearly polarized gluons in a linearly polarized hadron. A supersymmetric relation between the NLO evolution kernels for transversity…

High Energy Physics - Phenomenology · Physics 2007-05-23 Werner Vogelsang

When computed to next-to-leading order in perturbative QCD, the non-linear Balitsky-Kovchegov (BK) equation for the high-energy evolution of the dipole-hadron scattering appears to be unstable. We show that this instability can be avoided…

High Energy Physics - Phenomenology · Physics 2021-02-03 B. Ducloué , E. Iancu , A. H. Mueller , G. Soyez , D. N. Triantafyllopoulos

Recent studies of the fragmentation functions using the Nambu--Jona-Lasinio (NJL) - Jet model have been successful in describing the quark fragmentation functions to pions and kaons. The NJL-Jet model employs the integral equation approach…

High Energy Physics - Phenomenology · Physics 2015-05-27 Hrayr H. Matevosyan , Anthony W. Thomas , Wolfgang Bentz

Chiral symmetry is known to be decisive for an understanding of the low energy sector of strong interactions. It is thus important for a model of relativistic heavy ion collisions to incorporate the dynamical breaking and restoration of…

High Energy Physics - Phenomenology · Physics 2008-11-26 P. Rehberg

The precise measurement of the high masses of the pulsars PSR J1614-2230 (M_{1614}=1.97 +- 0.04 solar masses) and PSR J0348-0432 (M_{0348}=2.01 +- 0.04 solar masses) provides an important constraint for the equation of state of cold, dense…

Nuclear Theory · Physics 2013-10-30 T. Klahn , D. B. Blaschke , R. Łastowiecki

We present results for dihadron fragmentation functions from the NJL-jet model evolved from the model scale to a typical experimental scale of $4 \mathrm{GeV}^2$. The numerical method used in this evolution is discussed in detail. The…

High Energy Physics - Phenomenology · Physics 2013-05-30 Andrew Casey , Ian C. Cloët , Hrayr H. Matevosyan , Anthony W. Thomas

In this work, we will present the first complete calculation of the one-loop longitudinal photon-to-quark-antiquark light cone wave function, with massive quarks. The quark masses are renormalized in the pole mass scheme. The result is used…

High Energy Physics - Phenomenology · Physics 2022-04-08 G. Beuf , T. Lappi , R. Paatelainen

It is well known that high-energy scattering of a meson from some hadronic target can be described by the interaction of that target with a color dipole formed by two Wilson lines corresponding to fast quark-antiquark pair. Moreover, the…

High Energy Physics - Phenomenology · Physics 2015-06-19 I. Balitsky , A. V. Grabovsky

We propose that the amplified density fluctuations by the vanishing sound velocity effect during the cosmological quark-hadron phase transition lead to quark-gluon plasma lumps decoupled from the expansion of the universe, which may evolve…

Astrophysics · Physics 2009-10-31 Hee Il Kim , Bum-Hoon Lee , Chul H. Lee

An ultraviolet cutoff dependent on the chemical potential as proposed by Casalbuoni {\it et al} is used in the su(3) Nambu-Jona-Lasinio model. The model is applied to the description of stellar quark matter and compact stars. It is shown…

Nuclear Theory · Physics 2014-11-20 C. H. Lenzi , A. S. Schneider , C. Providência , R. M. Marinho

Semileptonic decays of heavy baryons consisting of one heavy (Q=b,c) and two light (q=u,d,s) quarks are considered in the heavy-quark--light-diquark approximation. The relativistic quasipotential equation is used for obtaining masses and…

High Energy Physics - Phenomenology · Physics 2009-11-11 D. Ebert , R. N. Faustov , V. O. Galkin

Recently lots of efforts have been made to obtain the next to leading order and Landau-Pomeranchuk-Migdal corrections to the thermal dilepton emission rate in perturbative QCD. Here we apply these results to the plasma created in heavy ion…

Nuclear Theory · Physics 2016-04-13 Yannis Burnier , Chiara Gastaldi

The Nambu--Jona-Lasinio (NJL) - Jet model provides a sound framework for calculating the fragmentation functions in an effective chiral quark theory, where the momentum and isospin sum rules are satisfied without the introduction of ad hoc…

High Energy Physics - Phenomenology · Physics 2011-04-06 Hrayr H. Matevosyan , Anthony W. Thomas , Wolfgang Bentz

The NJL-jet model provides a framework for calculating fragmentation functions without the introduction of ad hoc parameters. We develop the NJL-jet model to investigate dihadron fragmentation functions (DFFs) of the form $D^{h_1…

High Energy Physics - Phenomenology · Physics 2012-07-25 Andrew Casey , Hrayr H. Matevosyan , Anthony W. Thomas

We develop a new approximation scheme aiming at extracting higher-point correlation functions from the JIMWLK evolution, in the limit where the number of colors is large. Namely, we show that by exploiting the structure of the 'virtual'…

High Energy Physics - Phenomenology · Physics 2012-03-27 E. Iancu , D. N. Triantafyllopoulos

Using the stationary lightcone perturbation theory, we propose the complete and careful derivation the JIMWLK equation. We show that the rigorous treatment requires the knowledge of a boosted wave function with second order accuracy.…

High Energy Physics - Phenomenology · Physics 2008-12-16 Alexey V. Popov
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