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Nonlinear Thomson scattering of an electron motion in a combining field constituted by an elliptically polarized laser and a background magnetic field is investigated. The dependence of the electron trajectories, the fundamental frequency,…

Optics · Physics 2022-06-28 Hong Xiao , Cui-Wen Zhang , Hai-Bo Sang , Bai-Song Xie

We present a novel and quite general analysis of the interaction of a high-field chirped laser pulse and a relativistic electron, in which exquisite control of the spectral brilliance of the upshifted Thomson-scattered photon is shown to be…

Accelerator Physics · Physics 2014-02-24 Balša Terzić , Kirsten Deitrick , Alicia S. Hofler , Geoffrey A. Krafft

The scattering of temporally shaped intense laser pulses off electrons is discussed by means of manifestly covariant quantum electrodynamics. We employ a framework based on Volkov states with a time dependent laser envelope in light-cone…

High Energy Physics - Phenomenology · Physics 2011-06-21 D. Seipt , B. Kampfer

Effects of nonlinearity in Thomson scattering of a high intensity laser pulse from electrons are analyzed. Analytic expressions for laser pulse shaping in amplitude and frequency are obtained which control spectrum broadening for…

Plasma Physics · Physics 2014-12-09 S. G. Rykovanov , C. G. R. Geddes , C. B. Schroeder , E. Esarey , W. P. Leemans

In nonlinear Thomson scattering, a relativistic electron reflects and re-radiates the photons of a laser pulse, converting optical light to x rays or beyond. While this extreme frequency conversion offers a promising source for probing…

Angular distributions of Thomson scattering are researched in the combined fields with a circularly polarization of laser field and a strong uniform magnetic field. The trajectories of the electron and the dependence of it on the initial…

Plasma Physics · Physics 2018-10-22 Li Zhao , Zhijing Chen , Chun Jiang , Jian Huang , Chong Lv , Bai-Song Xie , Hai-Bo Sang

Since the mass of the electron is very small relative to atomic masses, Thomson scattering of low-energy photons ($h\nu \ll m_ec^2$) produces thermal Doppler frequency shifts that are much larger than atomic Doppler widths. A method is…

Astrophysics · Physics 2011-05-23 G. B. Rybicki , D. G. Hummer

The Thomson backscattering of an electron moving in combined fields is studied by a dynamically assisted mechanism. The combined fields are composed of two co-propagating laser fields and a magnetic field, where the first laser field is…

Optics · Physics 2019-05-07 Zhijing Chen , Li Zhao , Chun Jiang , Haibo Sang , Bai-Song Xie

Several theories of beyond-the-standard-model physics predict light scalars that couple to fermions. By extending classical electrodynamics to include an electron-scalar coupling, we calculate the nonlinear Thomson scattering of light…

High Energy Physics - Phenomenology · Physics 2019-03-06 Barry M. Dillon , B. King

We consider the Thomson scattering of an electron in an ultra-intense chirped laser pulse. It is found that the introduction of a negative chirp means the electron enters a high frequency region of the field while it still has a large…

Plasma Physics · Physics 2015-10-28 Amol R. Holkundkar , Chris Harvey , Mattias Marklund

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

We discuss intensity effects in collisions between beams of optical photons from a high-power laser and relativistic electrons. Our main focus are the modifications of the emission spectra due to realistic finite-beam geometries. By…

High Energy Physics - Phenomenology · Physics 2010-05-28 T. Heinzl , D. Seipt , B. Kampfer

Thomson scattering of laser light is one of the most fundamental diagnostics of plasma density, temperature and magnetic fields. It relies on the assumption that the properties in the probed volume are homogeneous and constant during the…

Plasma Physics · Physics 2016-04-29 P. M. Kozlowski , B. J. B. Crowley , D. O. Gericke , S. P. Regan , G. Gregori

The subject of this paper is the scattering of a very intense laser pulse (intensity $I\sim10^{21}\;{\mathrm{W/cm^2}}$) on relativistic electrons with Lorentz factor between 10 and 45. The laser pulse is modeled by a plane wave with finite…

Quantum Physics · Physics 2011-10-18 Madalina Boca , Andreea Oprea

Nonlinear Compton scattering is an inelastic scattering process where a photon is emitted due to the interaction between an electron and an intense laser field. With the development of X-ray free-electron lasers, the intensity of X-ray…

Atomic Physics · Physics 2022-01-19 S. Shi , J. Chen , Y. J. Yang , Z. C. Yan , X. J. Liu , B. B. Wang

We present optical Thomson scattering measurements of electron density and temperature in a large-scale (~2 cm) exploding laser plasma produced by irradiating a solid target with a high energy (5-10 J) laser pulse at high repetition rate (1…

This paper explores the effects of strong magnetic fields on the Compton scattering of relativistic electrons. Recent studies of upscattering and energy loss by relativistic electrons that have used the non-relativistic, magnetic Thomson…

Nonlinear single Compton scattering has been thoroughly investigated in the literature under the assumption that initially the electron has a definite momentum. Here, we study a more general initial state, and consider the electron as a…

High Energy Physics - Phenomenology · Physics 2016-05-04 A. Angioi , F. Mackenroth , A. Di Piazza

The Thomson scattering spectra by an electron moving in the laser-magnetic resonance acceleration regime are computed numerically and analytically. The dependence of fundamental frequency on the laser intensity and magnetic resonance…

Plasma Physics · Physics 2016-11-15 Yi-Jia Fu , Chong Lv , Feng Wan , Hai-Bo Sang , Bai-Song Xie

The backward Compton scattering is a basic process at future higher energy photon colliders. To obtain a high probability of e->gamma conversion the density of laser photons in the conversion region should be so high that simultaneous…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Galynskii , E. Kuraev , M. Levchuk , V. Telnov
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