English
Related papers

Related papers: The refractive index in the viscous quark-gluon pl…

200 papers

The present paper reanalyzes the problem of the refractive properties of the physical vacuum and their modification under the action of the gravitational field and the electromagnetic field. This problem was studied in our previous works…

General Physics · Physics 2025-02-25 Ion Simaciu

We theoretically study fishnet metamaterials at optical frequencies. In contrast to earlier works, we provide a microscopic description by tracking the transversal and longitudinal flows of energy through the fishnet mesh composed of…

Optics · Physics 2011-07-20 J. Yang , C. Sauvan , H. T. Liu , P. Lalanne

A phenomenological quasiparticle model, featuring dynamically generated self-energies of excitation modes, successfully describes lattice QCD results relevant for the QCD equation of state and related quantities both at zero and non-zero…

High Energy Physics - Phenomenology · Physics 2009-11-18 M. Bluhm , B. Kampfer , K. Redlich

The dynamical correlation of density fluctuation in quark gluon plasma with a critical end point has been investigated within the scope of the M\"uller-Israel-Stewart theory in the presence of static ultra-high external magnetic field. The…

Nuclear Theory · Physics 2024-03-19 Mahfuzur Rahaman , Md Hasanujjaman , Golam Sarwar , Abhijit Bhattacharyya , Jan-e Alam

We discuss exotic properties of charged hydrodynamical systems, in the broken superconducting phase, probed by electromagnetic waves. Motivated by general arguments from hydrodynamics, we observe that negative refraction, namely the…

High Energy Physics - Theory · Physics 2015-05-28 Antonio Amariti , Davide Forcella , Alberto Mariotti , Massimo Siani

We consider light propagation in a silicon dioxide substrate with implanted ${\mathrm{Er}}^{3+}$ ions and silver nanoparticles that are randomly and homogeneously distributed in the substrate. When their densities are large enough, the…

Optics · Physics 2024-12-17 Igor Kuzmenko , Y. Avishai , Y. B. Band

Effective refractive index of disordered all-dielectric metasurfaces consisting of gallium phosphide (GaP) spheres is studied by means of three-dimensional finite-difference time-domain (FDTD) simulations at the wavelength of 532~nm. It is…

Optics · Physics 2020-02-06 Andrey V. Panov

We uncover and identify the regime for a magnetically and ferroelectrically controllable negative refraction of light traversing multiferroic, oxide-based metastructure consisting of alternating nanoscopic ferroelectric (SrTiO$_2$) and…

Optics · Physics 2017-11-01 R. Khomeriki , Levan Chotorlishvili , Igor Tralle , Jamal Berakdar

We calculate the shear viscosity $\eta$ of a quark plasma through the two-flavor Nambu-Jona-Lasinio (NJL) model in the chiral limit, at finite temperature $T$, and baryon number chemical potential $\mu_B$. We solve the Boltzmann equation by…

High Energy Physics - Phenomenology · Physics 2015-06-22 Çağlar Doğan

We introduce photon-like refraction for gluon jet in quark gluon plasma created in high energy nucleus-nucleus collisions. A quark jet goes straightly while a gluon jet is assumed to bend in the non-homogeneous medium. Combining refraction…

Nuclear Theory · Physics 2008-05-28 Hanzhong Zhang , Enke Wang

A two-dimensional strongly-coupled dusty plasma is modeled using Langevin and frictionless molecular dynamical simulations. The static viscosity $\eta$ and the wave-number-dependent viscosity $\eta(k)$ are calculated from the microscopic…

Plasma Physics · Physics 2015-03-19 Yan Feng , J. Goree , Bin Liu

In recent years a very exciting and intense activity has been devoted to the understanding and construction of materials that enjoy exotic optical properties, such as a negative refractive index. Motivated by these experimental and…

High Energy Physics - Theory · Physics 2011-04-20 A. Amariti , D. Forcella , A. Mariotti , G. Policastro

The energy loss of a fast parton scattering elastically in a weakly coupled quark-gluon plasma is formulated as an initial value problem. The approach is designed to study an unstable plasma, but it reproduces the well known result in the…

High Energy Physics - Phenomenology · Physics 2012-07-23 Margaret E. Carrington , Katarzyna Deja , Stanislaw Mrowczynski

The electromagnetic radiation by quark-gluon plasma in strong magnetic field is calculated. The contributing processes are synchrotron radiation and one--photon annihilation. It is shown that in relativistic heavy--ion collisions at RHIC…

High Energy Physics - Phenomenology · Physics 2013-03-14 Kirill Tuchin

We have attempted to build first some simplified model to map the interaction of quarks and gluons, which can be contained by their thermodynamical quantity like entropy density, obtained from calculation of lattice quantum chromo dynamics…

High Energy Physics - Phenomenology · Physics 2020-04-22 Sarthak Satapathy , Souvik Paul , Ankit Anand , Ranjesh Kumar , Sabyasachi Ghosh

We review the AdS/CFT description of gauge theory plasmas for non-experts. We discuss the low shear viscosity, jet quenching, and J/psi-suppression, which are three major signatures for the quark-gluon plasma observed at RHIC experiments.

High Energy Physics - Phenomenology · Physics 2007-05-23 Makoto Natsuume

It is suggested that the hadronization of the quark-gluon plasma is a first-order phase transition described by a critical curve in the temperature-(quark) density plane which terminates in a critical point. Such a critical curve is derived…

High Energy Physics - Phenomenology · Physics 2013-11-26 M. Apostol

Relativistic plasma with radiation at thermodynamic equilibrium is ageneral system of interest in astrophysics and high energy physics. We develop a new self-consistent quasi-particle model for such a system to take account of collective…

High Energy Physics - Phenomenology · Physics 2009-11-11 Vishnu M. Bannur

Properties of the quark-gluon plasma(QGP) in the presence of the baryon chemical potential $\mu_B$ are studied using the Field Correlator Method(FCM). The nonperturbative FCM dynamics includes the Polyakov line, computed via colorelectric…

High Energy Physics - Phenomenology · Physics 2019-12-12 Z. V Khaidukov , Yu. A. Simonov

The chromo-electromagnetic field fluctuations in the quark-gluon plasma (QGP) play an important role as these field fluctuations result energy gain of heavy quarks. We consider these fluctuations and evaluate the transport coefficients,…

High Energy Physics - Phenomenology · Physics 2019-03-27 Ashik Ikbal Sheikh , Zubayer Ahammed
‹ Prev 1 8 9 10 Next ›