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We investigate the impact on the properties of high-energy emitting BL Lac objects of a population of electrons with an anisotropic momentum distribution. We adopt a simple phenomenological description of the anisotropy, in which the most…

High Energy Astrophysical Phenomena · Physics 2020-01-08 F. Tavecchio , E. Sobacchi

Modern experiments with heavy ion-leptons collisions open the possibility to measure the deviation of cross section of small angles electron(positron)-ion elastic scattering from the Rutherford formula due to multiple virtual photons…

High Energy Physics - Phenomenology · Physics 2009-08-18 E. A. Kuraev , M. Shatnev , E. Tomasi-Gustafsson

Non-linear Compton scattering in ultra-short intense laser pulses is discussed with the focus on angular distributions of the emitted photon energy. This is an observable which is accessible easily experimentally. Asymmetries of the…

Optics · Physics 2013-07-30 D. Seipt , B. Kampfer

The transport of the energy contained in suprathermal electrons in solar flares plays a key role in our understanding of many aspects of flare physics, from the spatial distributions of hard X-ray emission and energy deposition in the…

Solar and Stellar Astrophysics · Physics 2017-02-08 Nicolas H. Bian , A. Gordon Emslie , Eduard P. Kontar

We consider the Comptonization of an isotropic radiation field by a thermal distribution of electrons with non-vanishing bulk velocity. We include all relativistic effects, including induced scattering and electron recoil, in the derivation…

Astrophysics · Physics 2009-10-30 Anthony Challinor , Anthony Lasenby

Galactic transport models for cosmic rays involve the diffusive motion of these particles in the interstellar medium. Due to the large-scale structured galactic magnetic field this diffusion is anisotropic with respect to the local field…

High Energy Astrophysical Phenomena · Physics 2013-06-07 Frederic Effenberger , Horst Fichtner , Klaus Scherer , Ingo Büsching

We consider resonant inverse Compton scattering of thermal photons by secondary particles above the pulsar polar gap. The process appears to be an essential energy loss mechanism for the particles. The distribution function of the secondary…

Astrophysics · Physics 2007-05-23 Y. E. Lyubarskii , S. A. Petrova

Projected momentum distributions of electrons, i.e. Compton profiles above the topmost atomic layer have recently become experimentally accessible by kinetic electron emission in grazing-incidence scattering of atoms at atomically flat…

Other Condensed Matter · Physics 2009-11-11 Christoph Lemell , Andres Arnau , Joachim Burgdörfer

The Kompaneets theory of photon kinetic evolution due to the Compton effect in the absence of absorption and emission is extended to the case of the Vlasov plasma wave oscillations. Under the assumption that the electron distribution…

Chaotic Dynamics · Physics 2015-11-26 G Erochenkova , Cristel Chandre

Attosecond spectroscopy is currently restricted to photon energies around 100 eV. We show that under these conditions, electron-electron scatterings, as the photoelectrons leave the metal give rise to a tail of secondary electrons with…

Other Condensed Matter · Physics 2015-05-13 Jan Conrad Baggesen , Lars Bojer Madsen

The multiple scattering of ultra relativistic electrons in an amorphous matter leads to the suppression of the soft part of radiation spectrum (the Landau-Pomeranchuk-Migdal effect), and also can change essentially the angular distribution…

Accelerator Physics · Physics 2017-05-10 Alex Fomin , Serguei Fomin , Nikolai Shul'ga

The extremely efficient process of resonant Compton upscattering by relativistic electrons in high magnetic fields is believed to be a leading emission mechanism of high field pulsars and magnetars in the production of intense X-ray…

High Energy Astrophysical Phenomena · Physics 2012-06-27 Peter L. Gonthier , Matthew T. Eiles , Zorawar Wadiasingh , Matthew G. Baring

The new scheme of the energy measurement of the extremely high energy electron beam with the inverse Compton scattering between electrons and microwave photons requires the precise calculation of the interaction cross section of electrons…

Plasma Physics · Physics 2023-02-27 Meiyu Si , Shanhong Chen , Yongsheng Huang , Manqi Ruan , Guangyi Tang , Xiaofei Lan , Yuan Chen , Xinchou Lou

In blazars such as 3C 279, GeV gamma-rays are thought to be produced by inverse Compton scattering of soft photons injected from external sources into the jet. Because of the large bulk Lorentz factor of the jet, the energy of soft photons…

Astrophysics · Physics 2009-11-10 Masaaki Kusunose , Fumio Takahara

This paper is devoted to the scattering of photons at electrons in models of non-relativistic quantum mechanical particles coupled minimally to the soft modes of the quantized electromagnetic field. We prove existence of scattering states…

Mathematical Physics · Physics 2008-09-10 Marcel Griesemer , Heribert Zenk

Charge asymmetry in electron (positron) scattering arises from the interference of the Born amplitude and the box-type amplitude corresponding to two virtual photons exchange. It can be extracted from electron proton and positron proton…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. A. Kuraev , V. V. Bytev , S. Bakmaev , E. Tomasi-Gustafsson

Synchrotron radiation and Compton scattering are widely accepted as the most likely emission mechanisms of some astrophysical phenomena, such as gamma-ray bursts (GRBs) and active galactic nuclei (AGNs). The measurement on polarization of…

High Energy Astrophysical Phenomena · Physics 2014-02-18 Zhe Chang , Hai-Nan Lin , Yunguo Jiang

We derive the relativistic kinetic equation for Compton scattering of polarized radiation in strong magnetic field using the Bogolyubov method. The induced scattering and the Pauli exclusion principle are taken into account. The electron…

High Energy Astrophysical Phenomena · Physics 2012-05-17 Alexander A. Mushtukov , Dmitrij I. Nagirner , Juri Poutanen

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

The concept of Compton scattering by even-even nuclei from giant-resonance to nucleon-resonance energies and the status of experimental and theoretical researches in this field are outlined. Nuclear Compton scattering in the giant-resonance…

Nuclear Theory · Physics 2014-11-18 M. -Th. Huett , A. I. L'vov , A. I. Milstein , M. Schumacher
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