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[PDF] Top 20 Electron beam diagnostics for short pulse FEL schemes at CLARA

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Electron beam diagnostics for short pulse FEL schemes at CLARA

Electron beam diagnostics for short pulse FEL schemes at CLARA

... µm) beam with the 800 nm laser that will be used in the seeding experiments [1] and aligning this laser beam with the electron beam on two OTR [14] or CROMOX (Al2O3:Cr) [15] screens placed at ... See full document

5

CLARA conceptual design report

CLARA conceptual design report

... the pulse energy of the seed laser is 10–20 ...MeV electron beam and seed lasers covering the range 120 µ m to 800 nm the undulator period should be around 200 mm with minimum gap 20 mm to allow the ... See full document

97

The conceptual design of CLARA, a novel fel test facility for ultra-short pulse generation

The conceptual design of CLARA, a novel fel test facility for ultra-short pulse generation

... the FEL radiation itself, for example by spectrally filtering the SASE emission at an early stage for subsequent re-amplification to saturation in a self-seeding method [16-19], or via the use of an optical cavity ... See full document

6

Debye-scale solitary structures measured in a beam-plasma laboratory experiment

Debye-scale solitary structures measured in a beam-plasma laboratory experiment

... the beam source rather than at larger distances (no measurements were made at shorter distances in order to preserve the probes from melting due to beam electron ...the beam is still clearly ... See full document

7

Quality Control of High-Speed Photon Detectors

Quality Control of High-Speed Photon Detectors

... laser pulse from the relaxation ...first pulse of the oscillation becomes ...laser pulse is emitted. To make the laser pulse shorter, J should be reduced as soon as the stimulated emission is ... See full document

5

Generation and Detection of a Directed Monoenergetic Neutrino Beam with Hydrogen Like Ions

Generation and Detection of a Directed Monoenergetic Neutrino Beam with Hydrogen Like Ions

... neutrino beam can be switched and modulated by manipulation of the magnitude and direction of the magnetic ...that electron capture beta-decay in hydrogen-like ions is extremely sensi- tive to the hyperfine ... See full document

10

Generation, amplification, and nonlinear self-compression of powerful superradiance pulses

Generation, amplification, and nonlinear self-compression of powerful superradiance pulses

... of electron bunches can be considered an effective method of production of ultrashort elec- tromagnetic ...unique short (under 200–300 ps) electromagnetic pulses at super high peak powers exceeding 1 GW in ... See full document

15

Information Control Corp Understanding Light Pens pdf

Information Control Corp Understanding Light Pens pdf

... Specifically, the pen is pointed at a picture element and the light detector is triggered by light from the phosphor when the electron beam passes; the resultant electrical pulse called [r] ... See full document

6

A tapered multi-gap multi-aperture pseudospark-sourced electron gun based X-band slow wave oscillator

A tapered multi-gap multi-aperture pseudospark-sourced electron gun based X-band slow wave oscillator

... the electron beam in multiple stages of the hollow cathode phase followed by the conductive ...energetic electron beam generation from the anode in the multiple hollow cathode phases before ... See full document

5

Quasi Chemical Reactions in Irradiated Silicon Crystals with Regard to Ultrafast Irradiation

Quasi Chemical Reactions in Irradiated Silicon Crystals with Regard to Ultrafast Irradiation

... This paper reports results from an investigation of the interaction of displaced Si-self atoms (I) and their vacancies (V), with impurities in crystalline silicon (Si), as induced by micro-second pulse duration ... See full document

10

Acceleration and evolution of a hollow electron beam in wakefields driven by a Laguerre-Gaussian laser pulse

Acceleration and evolution of a hollow electron beam in wakefields driven by a Laguerre-Gaussian laser pulse

... hollow electron beam can be injected and accelerated by using a Laguerre-Gaussian laser pulse and ionization-induced injection in a laser wakefield ...relativistic electron beam are ... See full document

7

Electron beam sterilization

Electron beam sterilization

... The fust stage demonstrates, through experimental works on the highvoltage deck of electron beam accelerator unit; filament control circuit board and beam control circuit boards.. In the[r] ... See full document

24

Probit analysis and effect of electron beam and gamma rays in blackgram (Vigna mungo (L.) Hepper)

Probit analysis and effect of electron beam and gamma rays in blackgram (Vigna mungo (L.) Hepper)

... electron beam and gamma rays on germination and survival: In this present study impact of different doses of gamma rays and electron beam on biological parameters such as germination, shoot ... See full document

6

Experimental evidence of radiation reaction in the collision of a high-intensity laser pulse with a laser-wakefield accelerated electron beam

Experimental evidence of radiation reaction in the collision of a high-intensity laser pulse with a laser-wakefield accelerated electron beam

... laser-electron beam interaction, we then consider the electron energies for these ...four electron beam energies are below 500 MeV, while the mean of the 10 beam-off shots was ... See full document

11

Experimental Evidence of Radiation Reaction in the Collision of a High-Intensity Laser Pulse with a Laser-Wakefield Accelerated Electron Beam

Experimental Evidence of Radiation Reaction in the Collision of a High-Intensity Laser Pulse with a Laser-Wakefield Accelerated Electron Beam

... 10 beam-off shots are consistent with being sampled from a normal distribution, at the ...more electron beams with energies below 500 MeV in a sample of 8 is much higher, approximately 10%, and so taken ... See full document

12

Fabrication of 0 346 THz BWO for Plasma Diagnostics

Fabrication of 0 346 THz BWO for Plasma Diagnostics

... In addition to DCW, another structure suitable for fabrication of a THz BWO was also explored. A novel slow wave structure called a grooved single grating (GSG) structure is designed for the 0.346 THz BWO [8]. The front ... See full document

8

AWAKE readiness for the study of the seeded self modulation of a 400 GeV proton bunch

AWAKE readiness for the study of the seeded self modulation of a 400 GeV proton bunch

... it emits (backward) transition radiation (TR). This TR has a very broad spectrum, in theory from zero frequency to the metal equivalent electron plasma frequency, even in the x-ray range near atomic transitions. ... See full document

20

Generation of electromagnetic fields of extremely high intensity by coherent summation of Cherenkov superradiance pulses

Generation of electromagnetic fields of extremely high intensity by coherent summation of Cherenkov superradiance pulses

... the electron beam edge have been performed based on the PIC (particle-in-cell) code KARAT ...the electron injector shown in ...The beam emission onset at the voltage leading edge which rises ... See full document

12

Modelling a laser plasma accelerator driven free electron laser

Modelling a laser plasma accelerator driven free electron laser

... The FEL simulation code Puffin [7, 8] was also used in a steady-state mode, which has periodic boundary conditions applied over one wavelength of the radiation field/electron beam ...driven FEL ... See full document

7

A wide bandwidth free-electron laser with mode locking using current modulation

A wide bandwidth free-electron laser with mode locking using current modulation

... of short pulses, providing a clean sequence of pulses separated by the period of the electron beam current ...mode-locked FEL can generate tunable x-ray radiation with a broad comb-like ... See full document

19

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