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Compton scattering of a laser beam with a relativistic electron beam has been used to generate intense, highly polarized and nearly monoenergetic x-ray or gamma-ray beams at many facilities. The ability to predict the spatial, spectral and…

Accelerator Physics · Physics 2011-05-09 Changchun Sun , Ying K. Wu

We evaluate the forward Compton scattering off the proton, based on Kramers-Kronig kind of relations which express the Compton amplitudes in terms of integrals of total photoabsorption cross sections. We obtain two distinct fits to the…

Nuclear Theory · Physics 2015-10-28 Oleksii Gryniuk , Franziska Hagelstein , Vladimir Pascalutsa

The emission mechanism of the gamma-ray bursts (GRBs) is still a matter of debates. The standard synchrotron energy spectrum of cooling electrons F_E ~ E^{-1/2} is much too soft to account for the majority of the observed spectral slopes.…

Astrophysics · Physics 2009-11-10 Boris E. Stern , Juri Poutanen

The discovery of many fascinating new phenomena associated with the surface plasmon polariton (SPP) has triggered the rapid development of nanophotonics and nanoelectronics. We report here the experimental observation of a fundamentally new…

Atomic Physics · Physics 2011-11-10 ChunKai Xu , WenJie Liu , PanKe Zhang , KeZun Xu , Yi Luo , XiangJun Chen

We investigate the QED Compton process (QEDCS) in longitudinally polarized lepton-proton scattering both in the elastic and inelastic channels and show that the cross section can be expressed in terms of the polarized equivalent photon…

High Energy Physics - Phenomenology · Physics 2009-04-15 A. Mukherjee , C. Pisano

Based upon the rate equations for the photon distribution function obtained in the previous paper, we study the inverse Compton scattering process for high-energy nonthermal electrons. Assuming the power-law electron distribution, we find a…

Cosmology and Nongalactic Astrophysics · Physics 2010-04-06 Satoshi Nozawa , Yasuharu Kohyama , Naoki Itoh

We investigate the phenomenology of nonlinear Compton scattering of polarised photons by unpolarised electrons in plane-wave backgrounds. The energy and angular spectra of polarised photons are calculated for linearly- and…

High Energy Physics - Phenomenology · Physics 2020-08-19 B. King , S. Tang

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 energy spectra of pulses of GRBs are modeled for synchrotron and multiple self-inverse Compton scatterings from a population of thermal and non-thermal $e^-$s. The contribution from pairs that result from annihilation is also taken into…

Astrophysics · Physics 2007-05-23 H. Papathanassiou

Under the steady state condition, the spectrum of electrons is investigated by solving the continuity equation under the complex radiation of both the synchrotron and Compton processes. The resulted GRB spectrum is a broken power law in…

High Energy Astrophysical Phenomena · Physics 2016-06-13 Yunguo Jiang , Shao-Ming Hu , Xu Chen , Kai Li , Di-Fu Guo , Yu-Tong Li , Huai-Zhen Li , Hai-Nan Lin , Zhe Chang

We investigate the QED Compton process (both elastic and inelastic) in unpolarized and longitudinally polarized electron-proton scattering. The cross section can be expressed in terms of the equivalent photon distribution of the proton. We…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Mukherjee , C. Pisano

We summarize results from our recent paper* on nucleon Compton scattering in the Dyson-Schwinger approach. We study the Compton scattering phase space and its various kinematic limits, and we introduce a covariant, transverse tensor basis…

High Energy Physics - Phenomenology · Physics 2013-01-09 Gernot Eichmann , Christian S. Fischer

An experimental setup for studying the Compton scattering of annihilation photons in various (entangled and decoherent) quantum states is presented. Two entangled $\gamma$-quanta with an energy of 511 keV and mutually orthogonal…

Instrumentation and Detectors · Physics 2022-04-12 D. Abdurashitov , A. Baranov , D. Borisenko , F. Guber , A. Ivashkin , S. Morozov , S. Musin , A. Strizhak , I. Tkachev , V. Volkov , B. Zhuikov

We reproduce the broadband spectrum of Crab pulsar, from UV to very high energy gamma-rays - nearly ten decades in energy, within the framework of the cyclotron-self-Compton model. Emission is produced by two counter-streaming beams within…

High Energy Astrophysical Phenomena · Physics 2015-06-11 Maxim Lyutikov

Synchrotron self-Compton (SSC) scattering is an important emission mechanism in many astronomical sources, such as gamma-ray bursts (GRBs) and active galactic nuclei (AGNs). We give a complete presentation of the analytical approximations…

High Energy Astrophysical Phenomena · Physics 2015-06-04 He Gao , Wei-Hua Lei , Xue-Feng Wu , Bing Zhang

The resonant scattering of surface plasmon-polariton waves by embedded semiconductor quantum dots above the dielectric/metal interface is explored in the strong-coupling regime. In contrast to non-resonant scattering by a localized…

Mesoscale and Nanoscale Physics · Physics 2015-06-19 Danhong Huang , Michelle Easter , Godfrey Gumbs , A. A. Maradudin , Shawn-Yu Lin , Dave Cardimona , Xiang Zhang

Laser plasma accelerators capable of generating >10 GeV electron beams may require plasma mirrors to remove undepleted laser energy at the end of each accelerator stage. Near the plasma mirror surface, the electron bunch can interact with…

Plasma Physics · Physics 2020-07-23 M. J. V. Streeter , Z. Najmudin

It is shown that the processes of electron(positron) scattering and $e^+e^-$ pair production in the Coulomb fields of two relativistic ions, can be expressed through the amplitudes of lepton scattering off the ion Coulomb field via Watson…

Nuclear Theory · Physics 2007-05-23 A. N. Sissakian , A. V. Tarasov , H. T. Torosyan , O. O. Voskresenskaya

Collective Thomson scattering (CTS) in a beam-plasma system is reproduced by using 2D PIC simulations and the characteristics of the scattered wave spectrum are examined. By formulating the geometric shape of the scattered wave spectrum in…

Plasma Physics · Physics 2025-12-12 Yuma Sato , Shuichi Matsukiyo

Recent observations of the polarisation of the optical pulses from the Crab pulsar motivated detailed comparative studies of the emission predicted by the polar cap, the outer gap and the two-pole caustics models. In this work, we study the…

Astrophysics · Physics 2008-11-26 J. Petri , J. Kirk
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