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We represent results of calculations of coherent synchrotron radiation (CSR) of the relativistic bunch in an undulator with a vacuum chamber of arbitrary cross section with a new algorithm. This algorithm associated with direct calculations…

Accelerator Physics · Physics 2011-09-01 E. G. Bessonov , A. A. Mikhailichenko

We report on high resolution measurements of resonances in the spectrum of coherent synchrotron radiation (CSR) at the Canadian Light Source (CLS). The resonances permeate the spectrum at wavenumber intervals of $0.074 ~\textrm{cm}^{-1}$,…

A new model is presented for simulating coherent synchrotron radiation (CSR) in one dimension. The method is based on convolving an integrated Green function (IGF) with the longitudinal charge density. Since it is based on an IGF, the…

Accelerator Physics · Physics 2012-02-27 Robert D. Ryne , Bruce Carlsten , Ji Qiang , Nikolai Yampolsky

Theory predicts that Coherent Synchrotron Radiation (CSR) in electron storage rings should appear in whispering gallery modes. In an idealized model these are resonances of the vacuum chamber that are characterized by their high frequencies…

Accelerator Physics · Physics 2017-08-21 Robert L. Warnock

We develop a general model of coherent synchrotron radiation (CSR) impedance with shielding provided by two parallel conducting plates. This model allows us to easily reproduce all previously known analytical CSR wakes and to expand the…

Accelerator Physics · Physics 2016-05-04 Gennady Stupakov , Demin Zhou

Coherent synchrotron radiation (CSR) is crucial for the development of powerful ultrashort light sources. We present a mechanism for generating CSR in the form of generalised superradiance, based on surface plasmon polaritons (SPPs), which…

Most studies of Coherent Synchrotron Radiation (CSR) have only considered the radiation from independent dipole magnets. However, in the damping rings of future linear colliders, a large fraction of the radiation power will be emitted in…

Accelerator Physics · Physics 2009-11-10 Juhao Wu , Tor Raubenheimer , Gennady Stupakov

Coherent synchrotron radiation (CSR) occurs when short bunches travel on strongly bent trajectories. Its effects on high-quality beams can be severe and are well understood qualitatively. For quantitative results, however, one has to rely…

Accelerator Physics · Physics 2009-11-06 A. Kabel , M. Dohlus , T. Limberg

Coherent Synchrotron Radiation has been studied effectively using a 1-dimensional model for the charge distribution in the realm of small angle approximations and high energies. Here we use Jefimenko's form of Maxwell's equations, without…

Accelerator Physics · Physics 2009-03-12 Christopher Mayes , Georg Hoffstaetter

The electromagnetic radiation of a rotating relativistic electron layers is studied numerically using particle-in-cell simulation. The results of the simulation confirm all relevant scaling properties predicted by theoretical models. These…

Astrophysics · Physics 2007-05-23 Bjoern S. Schmekel

We describe and demonstrate a new technique for parallel collection of x-ray reflectivity data, compatible with monochromatic synchrotron radiation and flat substrates, and apply it to the in-situ observation of thin-film growth. The method…

Materials Science · Physics 2021-02-25 H. Joress , J. D. Brock , A. R. Woll

In this paper we discuss a method for nondestructive measurements of the longitudinal profile of sub-picosecond electron bunches for X-Ray Free Electron Lasers (XFELs). The method is based on the detection of the Coherent Synchrotron…

Accelerator Physics · Physics 2007-05-23 G. A. Geloni , E. L. Saldin , E. A. Schneidmiller , M. V. Yurkov

Coherent Synchrotron Radiation can severely limit the performance of accelerators designed for high brightness and short bunch length. Examples include light sources based on ERLs or FELs, and bunch compressors for linear colliders. In…

Accelerator Physics · Physics 2015-05-13 David Sagan , Georg Hoffstaetter , Christopher Mayes , Udom Sae-Ueng

Emission of light by a single electron moving on a curved trajectory (synchrotron radiation) is one of the most well-known fundamental radiation phenomena. However experimental situations are more complex as they involve many electrons,…

Calculating the effects of Coherent Synchrotron Radiation (CSR) is one of the most computationally expensive tasks in accelerator physics. Here, we use convolutional neural networks (CNN's), along with a latent conditional diffusion (LCD)…

Accelerator Physics · Physics 2025-03-13 Christopher Leon , Petr M. Anisimov , Nikolai Yampolsky , Alexander Scheinker

An understanding of collective effects is of fundamental importance for the design and optimisation of the performance of modern accelerators. In particular, the design of an accelerator with strict requirements on the beam quality, such as…

We found an exact analytical solution of the wave equation for a transient electromagnetic field of synchrotron radiation in the frequency domain. The exact solution represents the field which consists of the coherent and incoherent…

Accelerator Physics · Physics 2023-06-29 Tomonori Agoh

We have observed long-lived (~30 ps) coherent oscillations of charge carriers due to cyclotron resonance (CR) in high-mobility two-dimensional electrons in GaAs in perpendicular magnetic fields using time-domain terahertz spectroscopy. The…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 X. Wang , D. J. Hilton , J. L. Reno , D. M. Mittleman , J. Kono

Coherent Synchrotron Radiation (CSR) can play an important role by not only increasing the energy spread and emittance of a beam, but also leading to a potential instability. Previous studies of the CSR induced longitudinal instability were…

Accelerator Physics · Physics 2009-11-10 Juhao Wu , G. V. Stupakov , T. O. Raubenheimer , Zhirong Huang

Longitudinal impedances at high frequencies, which extend far beyond the width of the beam spectrum, can pose a threat to the performance of modern low-emittance electron storage rings, as they can establish a relatively low threshold for…

Accelerator Physics · Physics 2024-05-30 Sara Dastan , Demin Zhou , Takuya Ishibashi , Emanuel Karantzoulis , Simone Di Mitri , Ryan Lindberg
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