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Related papers: Electromagnetic radiation at extreme angular veloc…

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Covariant form of equation of motion for arbitrarily shaped particle in the electromagnetic radiation field is presented. Equation of motion in the proper frame of the particle uses the radiation pressure cross section 3 $\times$ 3 matrix.…

Astrophysics · Physics 2007-05-23 Jozef Klacka

We present a novel multimessenger approach to extract the effective radial flow of the quark-gluon plasma (QGP) by jointly analyzing thermal photon and dilepton spectra in heavy-ion collisions. A key feature of this method is that it…

High Energy Physics - Phenomenology · Physics 2026-03-13 Lipei Du , Ulrich Heinz

The behaviour of a relativistic electron-positron plasma in the pulsar magnetosphere is investigated. The equation of the motion of the magnetospheric plasma is discussed, from which it follows that, if the plasma particle radial velocity…

Astrophysics · Physics 2009-10-30 T. A. Kahniashvili , G. Z. Machabeli , I. S. Nanobashvili

We calculate the Bremsstrahlung photon spectrum emitted from dynamically evolving quarkyonic matter, and compare this spectrum with that of a high chemical potential quark-gluon plasma as well as to a hadron gas. We find that the transverse…

Nuclear Theory · Physics 2013-08-09 Giorgio Torrieri , Sascha Vogel , Bjoern Baeuchle

Particles produced in heavy ion collisions carry information about anisotropies present already in the early state of the system and play a crucial role in understanding the Quark Gluon Plasma and its evolution. We explore the angular power…

High Energy Physics - Phenomenology · Physics 2019-06-05 Meera Machado , Poul Henrik Damgaard , Jens Jørgen Gaardhøje , Christian Bourjau

This paper investigates the production of non-prompt photons originating from rotating synchrotron radiation (RoSyRa), specifically the emission of photons by a rigidly rotating quark-gluon plasma in thermal equilibrium, in the presence of…

High Energy Physics - Phenomenology · Physics 2026-02-16 Matteo Buzzegoli , Sergiu Busuioc , Jonathan D. Kroth , Nandagopal Vijayakumar , Kirill Tuchin

Relativistic jets of radio loud active galactic nuclei (AGN) produce highly directed, intense beams of radiation. A fraction of this beamed radiation scatters on the thermal plasma generally surrounding an AGN. The morphology of the…

Astrophysics · Physics 2009-11-10 Conrad Cramphorn , Sergey Sazonov , Rashid Sunyaev

This paper presents an analysis of the radiation seen by an observer in circular acceleration, for a magnetic spin. This is applied to an electron in a storage ring, and the subtilty of the interaction of the spin with the spatial motion of…

High Energy Physics - Theory · Physics 2009-10-31 W. G. Unruh

Transition radiation from relativistic electrons is investigated in an ultrasonic superlattice excited in a finite thickness plate. In the quasi-classical approximation formulae are derived for the vector potential of the electromagnetic…

Accelerator Physics · Physics 2011-11-08 A. R. Mkrtchyan , V. V. Parazian , A. A. Saharian

We study the conditions for coherent radiation of an electron bunch driven by a counterpropagating strong pulsed electromagnetic plane wave. We derive the spectrum of the coherent radiation and show that it is emitted backwards with respect…

Plasma Physics · Physics 2024-04-17 Evgeny Gelfer , Alexander Fedotov , Ondrej Klimo , Stefan Weber

A significant contribution to the electromagnetic radiation by a fast electric charge moving in anisotropic chiral matter arises from spontaneous photon radiation due to the chiral anomaly. While such a process, also known as the "vacuum…

High Energy Physics - Phenomenology · Physics 2018-12-26 Kirill Tuchin

We calculate the soft gluon radiation spectrum off heavy quarks (HQs) interacting with light quarks (LQs) beyond small angle scattering (eikon- ality) approximation and thus generalize the dead-cone formula of heavy quarks extensively used…

High Energy Physics - Phenomenology · Physics 2016-10-06 Trambak Bhattacharyya , Surasree Mazumder , Raktim Abir

Persistent activity of magnetars is associated with electric discharge that continually injects relativistic particles into the magnetosphere. Large active magnetic loops around magnetars must be filled with outflowing particles that…

High Energy Astrophysical Phenomena · Physics 2015-06-03 Andrei M. Beloborodov

We consider cosmological applications of a new self-consistent system of equations, accounting for a nonminimal coupling of the gravitational, electromagnetic and pseudoscalar (axion) fields in a relativistic plasma. We focus on dispersion…

General Relativity and Quantum Cosmology · Physics 2013-12-17 Alexander B. Balakin , Ruslan K. Muharlyamov , Alexei E. Zayats

Analytical solutions are presented for the electromagnetic radiation by an arbitrary pulsed source into a homogeneous time-varying background medium. In the constant-impedance case an explicit radiation formula is obtained for the…

Classical Physics · Physics 2009-11-16 Neil V. Budko

We further generalize the powerful method, which we have recently developed for description of the background matter influence on neutrinos, for the case of an electron moving in matter. On the basis of the modified Dirac equation for the…

High Energy Physics - Phenomenology · Physics 2016-12-07 Alexander Grigoriev , Sergey Shinkevich , Alexander Studenikin , Alexei Ternov , Ilya Trofimov

We continue to explore the dynamics of a heavy quark in a strongly coupled rotating quark-gluon plasma within the holographic framework. We use the 5d Kerr-AdS black hole with two arbitrary rotating parameters to describe the rotating…

High Energy Physics - Theory · Physics 2022-05-11 Anastasia A. Golubtsova , Eric Gourgoulhon , Marina K. Usova

A detailed analysis is given of the angular distribution of an charged particle moving along the arc of a circle. The areas of different angular distribution behavior are highlighted and studied.

Classical Physics · Physics 2020-01-22 S. E. Boychenko , V. B. Tlyachev

We combine Maxwell's equations with Eulers's equation, related to a velocity field of an immaterial fluid, where the density of mass is replaced by a charge density. We come out with a differential system able to describe a relevant…

General Physics · Physics 2009-11-26 Daniele Funaro

Examination of equilibrium radiation in plasma media shows that the spectral energy distribution of such radiation is different from the Planck equilibrium radiation. Using the approach of quantum electrodynamics the general relation for…

Plasma Physics · Physics 2020-06-24 Sergey A. Trigger
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