English
Related papers

Related papers: Shallow Angle Inverse Compton Scattering

200 papers

The spectral shape of radiation due to Inverse Compton Scattering is analyzed, in the Thomson and the Klein-Nishina regime, for electron distributions with exponential cut-off. We derive analytical, asymptotic expressions for the spectrum…

High Energy Astrophysical Phenomena · Physics 2015-06-05 E. Lefa , S. R. Kelner , F. A. Aharonian

Inverse scattering is the process of estimating the spatial distribution of the scattering potential of an object by measuring the scattered wavefields around it. In this paper, we consider reflection tomography of high contrast objects…

Signal Processing · Electrical Eng. & Systems 2020-12-17 Ajinkya Kadu , Hassan Mansour , Petros T. Boufounos

The inverse Compton scattering of laser light on high-energetic twisted electrons is investigated with the aim to construct spatially structured x-ray beams. In particular, we analyze how the properties of the twisted electrons, such as the…

Optics · Physics 2014-08-04 D. Seipt , A. Surzhykov , S. Fritzsche

A novel method of producing intense short wavelength radiation from relativistic electrons is described. The electrons are periodically bunched at the wavelength of interest enabling in-phase super-radiant emission that is orders of…

Accelerator Physics · Physics 2014-10-10 W. S. Graves , F. X. Kaertner , D. E. Moncton , P. Piot

The spectra of Compton radiation emitted during electron scattering off an intense laser beam are calculated using the framework of strong-field quantum electrodynamics. We model these intense laser beams as finite length plane-wave-fronted…

High Energy Physics - Phenomenology · Physics 2012-06-06 K. Krajewska , J. Z. Kaminski

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

X-ray polarimetry has the potential to make key-contributions to our understanding of galactic compact objects like binary black hole systems and neutron stars, and extragalactic objects like active galactic nuclei, blazars, and Gamma Ray…

Instrumentation and Methods for Astrophysics · Physics 2015-05-27 Henric Krawczynski

The inverse Compton (IC) scattering of relativistic electrons is one of the major gamma-ray production mechanisms in different environments. Often the target photons for the IC scattering are dominated by black (or grey) body radiation. In…

High Energy Astrophysical Phenomena · Physics 2015-06-17 Dmitry Khangulyan , Felix A. Aharonian , Stanislav R. Kelner

Differential cross sections for Compton scattering from the proton have been measured at scattering angles of $55^\circ$, $90^\circ$, and $125^\circ$ in the laboratory frame using quasimonoenergetic linearly (circularly) polarized photon…

By using scattering in near field techniques, a microscope can be easily turned into a device measuring static and dynamic light scattering, very useful for the characterization of nanoparticle dispersions. Up to now, microscopy based…

Optics · Physics 2015-05-13 D. Brogioli , D. Salerno , V. Cassina , F. Mantegazza

We consider the emission spectrum of high-energy electrons in an intense laser field. At high intensities ($a_0\sim200$) we find that the QED theory predicts a narrower angular spread of emissions than the classical theory. This is due to…

High Energy Physics - Phenomenology · Physics 2016-02-24 C. N. Harvey , A. Gonoskov , M. Marklund , E. Wallin

Non-thermal quiescent X-ray emission extending between 10 keV and around 150 keV has been seen in about 10 magnetars by RXTE, INTEGRAL, Suzaku, NuSTAR and Fermi-GBM. For inner magnetospheric models of such hard X-ray signals, inverse…

High Energy Astrophysical Phenomena · Physics 2018-01-17 M. G. Baring , Z. Wadiasingh , P. L. Gonthier , A. K. Harding

Constancy and anisotropy of vacuum refractive index serves as a strong way to probe the predictions of theories beyond the standard model (BSM), especially those that predict breaking of local Lorentz and CPT symmetries. For photons of…

Nuclear Experiment · Physics 2018-07-05 Prajwal Mohanmurthy , Dipangkar Dutta

We investigate the effects of inverse Compton scattering by electrons and positrons in the unshocked winds of rotationally-powered binary pulsars. This process can scatter low energy target photons to produce gamma rays with energies from…

Astrophysics · Physics 2009-10-31 Lewis Ball , J. G. Kirk

The occurrence of the inverse Compton catastrophe when the synchrotron brightness temperature exceeds a threshold value, usually estimated to be 10^{12} K, appears to be in contradiction with observation because: (i) the threshold is…

Astrophysics · Physics 2009-11-11 Olivia Tsang , J. G. Kirk

Compton scattering by the proton has been measured over a wide range covering photon energies 250 MeV < E_\gamma < 800 MeV and photon scattering angles 30^0 < \theta^{lab}_\gamma < 150^0, using the tagged-photon facility at MAMI (Mainz) and…

Interactions between photons and electrons are ubiquitous in astrophysics. Photons can be down scattered (Compton scattering) or up scattered (inverse Compton scattering) by moving electrons. Inverse Compton scattering, in particular, is an…

High Energy Astrophysical Phenomena · Physics 2023-04-05 Anderson C. M. Lai , Kenny C. Y. Ng

Inverse Compton scattering (ICS) can obtain quasi-monochromatic and directional EUV radiation via a MeV-scale energy electron beam and a micron-scale wavelength laser beam, which enables a dramatic reduction in dimension and expense of the…

Accelerator Physics · Physics 2021-05-21 Ruixuan Huang , Qika Jia

We demonstrated for the first time the production of highly polarized short-pulse positrons with a finite energy spread in accordance with a new scheme that consists of two-quantum processes, such as inverse Compton scatterings and…

High Energy Physics - Experiment · Physics 2009-11-11 T. Omori , M. Fukuda , T. Hirose , Y. Kurihara , R. Kuroda , M. Nomura , A. Ohashi , T. Okugi , K. Sakaue , T. Saito , J. Urakawa , M. Washio , I. Yamazaki

If a beam of unpolarized positrons (which is considered as a sum of two fractions with opposite helicities) passes through an intense circular polarized laser radiation these fractions may be separated. For high laser flash intensity each…

Accelerator Physics · Physics 2017-08-23 A. P. Potylitsyn