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We revisit the description of inverse Compton scattering sources and the photon beams generated therein, emphasizing the behavior of their phase space density distributions and how they depend upon those of the two colliding beams of…

Accelerator Physics · Physics 2017-09-13 C. Curatolo , I. Drebot , V. Petrillo , L. Serafini

Measured values of the brightness temperature of low-frequency synchrotron radiation emitted by powerful extragalactic sources reach 10^11--10^12 K. If some amount of nonrelativistic ionized gas is present within such sources, it should be…

Astrophysics · Physics 2009-11-06 Sergei Sazonov , Rashid Sunyaev

Compton scattering is the dominant opacity source in hot neutron stars, accretion disks around black holes and hot coronae. We collected here a set of numerical expressions of the Compton scattering redistribution functions for unpolarized…

High Energy Astrophysical Phenomena · Physics 2019-01-03 J. Madej , A. Różańska , A. Majczyna , M. Należyty

Velocity distribution functions (VDFs) that exhibit a power-law dependence on the high-energy tail have been the subject of intense research by the plasma physics community. Such functions, known as kappa or superthermal distributions, have…

Plasma Physics · Physics 2016-02-23 Rudi Gaelzer , Luiz Fernando Ziebell

The transport of energy in heated plasmas requires the knowledge of the radiation coefficients. These coefficients consist of contribution of bremsstrahlung, photoionisation, bound-bound transmissions and scattering. Scattering of photons…

Plasma Physics · Physics 2010-12-20 J. Fiedler

A detailed analysis of the photon emission spectra of an electron scattered by a laser pulse containing only very few cycles of the carrying electromagnetic field is presented. The analysis is performed in the framework of strong-field…

High Energy Physics - Phenomenology · Physics 2011-03-21 F. Mackenroth , A. Di Piazza

Emission of high energy gamma rays via the non-linear inverse Compton scattering process (ICS) in interactions of ultra-intense laser pulses with thin solid foils is studied using particle-in-cell simulations. It is shown that the angular…

Plasma Physics · Physics 2020-05-19 Jiří Vyskočil , Evgeny Gelfer , Ondřej Klimo

Inverse Compton scattering by relativistic electrons produces a major component of the diffuse emission from the Galaxy. The photon fields involved are the cosmic microwave background and the interstellar radiation field from stars and…

Astrophysics · Physics 2007-10-04 Elena Orlando , Andrew W. Strong

Previous work on calculating energy spectra from Compton scattering events has either neglected considering the pulsed structure of the incident laser beam, or has calculated these effects in an approximate way subject to criticism. In this…

Most bright sources of the radiation in hard x-ray and gamma--ray regions are undulator sources and Compton based ones. These sources are ultimate for production of polarized positrons necessary for future linear colliders ILC, CLIC. We…

Accelerator Physics · Physics 2015-09-14 Eugene Bulyak , Nikolay Shul'ga

Compton scattering between electrons and photons plays a crucial role in astrophysical plasmas. Many important aspects of this process can be captured by using the so-called Compton scattering kernel. For isotropic media, exact analytic…

Cosmology and Nongalactic Astrophysics · Physics 2019-10-03 Abir Sarkar , Jens Chluba , Elizabeth Lee

The feasibility of generation of bright ultrashort gamma-ray pulses is demonstrated in the interaction of a relativistic electron bunch with a counterpropagating tightly-focused superstrong laser beam in the radiation dominated regime. The…

Atomic Physics · Physics 2015-11-11 Jian-Xing Li , Karen Z. Hatsagortsyan , Benjamin J. Galow , Christoph H. Keitel

The association of all three soft gamma-ray repeaters (SGRs) with supernova remnants has made possible estimates of the distance to and luminosity of the sources of SGRs, which have provided a starting point for detailed modeling. One of…

Astrophysics · Physics 2007-05-23 M. Coleman Miller , Tomasz Bulik

In this work, we report calculation for Compton scattering of a gamma-ray vortex with Laguerre Gaussian wave function on an electron in the framework of the relativistic quantum mechanics. We have found the following unexpected feature. The…

High Energy Physics - Phenomenology · Physics 2017-10-30 Tomoyuki Maruyama , Takehito Hayakawa , Toshitaka Kajino

Electrons at relativistic speeds, diffusing in magnetic fields, cause copious emission at radio frequencies in both clusters of galaxies and radio galaxies, through the non-thermal radiation emission called synchrotron. However, the total…

Cosmology and Nongalactic Astrophysics · Physics 2017-11-28 Siddharth Malu , Abhirup Datta , Sergio Colafrancesco , Paolo Marchegiani , Ravi Subrahmanyan , D Narasimha , Mark H. Wieringa

We theoretically investigate a scattering configuration in Compton scattering, in which the orientation of the electron spin is reversed and simultaneously, the photon polarization changes from linear polarization into circular…

Quantum Physics · Physics 2017-12-11 Sven Ahrens , Chang-Pu Sun

We investigated the effect of inverse Compton scattering in mildly relativistic static and moving plasmas with low optical depth using Monte Carlo simulations, and calculated the Sunyaev-Zel'dovich effect in the cosmic background radiation.…

Astrophysics · Physics 2009-10-31 S. M. Molnar , M. Birkinshaw

The Compton scattering of X-ray photons, assisted by a short intense optical laser pulse, is discussed. The differential scattering cross section reveals the interesting feature that the main Klein-Nishina line is accompanied by a series of…

Atomic Physics · Physics 2014-03-05 D. Seipt , B. Kampfer

We investigate the nonlinear Compton photon source for upcoming laser-particle experiments in the collision scenario of high-energy electron beams and relativistic laser pulses. The stronger laser field could not only improve the scattering…

High Energy Physics - Phenomenology · Physics 2025-05-23 Yu Xin , Zu-dong Zhao , Suo Tang

Our paper concerns the scattering of intense laser radiation on free electrons and it is focused on the relation between nonlinear Compton and nonlinear Thomson scattering. The analysis is performed for a laser field modeled by an ideal…

Atomic Physics · Physics 2011-10-25 M. Boca , V. Florescu