Tapered electron beam
WebFeb 15, 2012 · U.S. Department of Energy Office of Scientific and Technical Information. Search terms: Advanced search options. ... WebJun 29, 2016 · The tapered waveguide consists of five dielectric-semiconductor-dielectric (DSD) sections. The lower (middle, upper) part of DSD is substrate (semiconductor, air) with relative permittivity of ....
Tapered electron beam
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WebFeb 6, 2024 · Electron Beams Free Electron Lasers Superradiant amplification in a chirped-tapered x-ray free-electron laser Authors: J. Duris Z. Zhang J. MacArthur Z. Huang … WebMay 1, 2000 · When an electron beam with a broad energy spectrum passes through bending magnets, the resulting angular spread makes the beam transport difficult. The …
WebMar 23, 2024 · We analyzed a tapered undulator with the pre-bunched electron beam. We find that when the phase bucket height of the tapered undulator is equal to the detuning … WebGENESIS simulations to increase the energy extraction efficiency via an improved taper profile and variation in electron beam radius. We present optimization results for hard x-ray tapered FELs, and the dependence of the maximum extractable radiation power on various parameters of the initial electron beam, radiation field, and the undulator ...
WebMay 31, 2024 · Electron beam control has been observed at channel slope angles from –0.57° to +2°. Experiment This article reports on investigations of the time variation of the …
Web@article{osti_5950711, title = {Electron-beam quality requirements for tapered-wiggler free-electron lasers}, author = {Guimby, D C and Slater, J M}, abstractNote = {A general approach to optimization of the free-electron laser interaction is used to develop the scaling of emittance and energy spread requirements for tapered wigglers optimized for highest …
WebOct 19, 2016 · In the oscillator configuration, the TESSA undulator is driven by a high repetition rate electron beam and embedded in an optical cavity. A beam-splitter is used … compass group nipWebApr 9, 2024 · HIGHLIGHTS. who: Aleksandr A. Polokhin et al. from the Institute of Biomedical Systems, National Research University of Electronic Technology MIET, Shokin Square, Moscow, Russia have published the research: Tapered Optical Fiber Sensor Coated with Single-Walled Carbon Nanotubes for Dye Sensing Application, in the Journal: … compass group niceWebOct 19, 2016 · Abstract We present results of an experiment where, using a 200 GW CO2 laser seed, a 65 MeV electron beam was decelerated down to 35 MeV in a 54-cm-long strongly tapered helical magnetic undulator, extracting over 30% of the initial electron beam energy to coherent radiation. ebay welcome couponWebFig. (15) Extended end plate connection (k z = k w = 0.5) [13]. Extended end plate connection (k z = k w = 0.5) [13]. compass group nitWebFeb 23, 2024 · The electron beam (travelling from right to left) is produced by a radio-frequency (RF) gun and accelerated up to 220 MeV by three 4.5 m long S-band accelerating structures driven by 2... ebay welcome back you\u0027ve already registeredWebIn nonlinear Thomson scattering, the main emission line and its harmonics form a band-like structure due to the laser pulse shape induced ponderomotive broadening. We propose to use tapered undulators to mimic Thomson scattering and measure the intensity-dependent electron mass shift experimentally. We also numerically show that the effect is … ebay welcome offerWebJul 15, 2015 · A set of experiments to study the guiding of 10 keV electrons by tapered glass capillaries was performed. It is shown that the 10 keV electron beam can be tightly … compass group north america headquarters