Haut PDF Proposal for a Raman X-ray Free Electron Laser
Proposal for a Raman X-ray Free Electron Laser
... of electron velocity mismatch The energy dispersion of the incident electron bunch is a major concern for X-ray free electron ...that a remarkable value of ...
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X-ray amplification from a Raman Free Electron Laser
... 1. X-ray Raman scattering geometry in a reference sys- tem moving with the electron ...bunch. A conceptually different new scheme considers a rel- ativistic ...
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Compton and Raman free electron laser stability properties for a cold electron beam propagating through a helical magnetic wiggler
... From Figs. VI, the CDR growth rate curve provides an adequate approximation to that of the FDR only over the interval of k extending from the downshifted peak to somewhat b[r] ...
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Compton and Raman free electron laser stability properties for a warm electron beam propagating through a helical magnetic wiggler
... Results of these comparisons indicate that the validity condition for the Compton approx- imation developed in §9 are also applicable to the Gaussian dispersion rel[r] ...
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Modeling of the interaction of an x-ray free-electron laser with large finite samples
... the x-ray ...through a linearization ...and electron-ion equilibration time. Throughout a simulation these parameters are needed for a broad range of temperature and ...be ...
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Megahertz data collection from protein microcrystals at an X-ray free-electron laser
... demand for beam time at XFELs is very high. For this reason, MHz repetition rate XFELs have been awaited eagerly, since they can deliver X-ray pulses with an up to ~10,000-fold higher maximum ...
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Two-colour generation in a chirped seeded free-electron laser: a close look
... of a seeded FEL where frequency chirping on the seed laser is instead exploited to generate two independent pulses spectrally and temporally separated in an externally controllable ...opportunities ...
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Electron bunch diagnostics for laser-plasma accelerators, from THz to X-rays
... is a key challenge to achieving compact, reli- able, tunable laser-plasma accelerators (LPAs) [9, ...high-quality electron beams at 1 GeV [10] with ...the electron density ...essential ...
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Single-shot time-resolved magnetic x-ray absorption at a free-electron laser
... in a way to suppress stitching arti- facts almost ...window. For example, the current capabilities to manufacture, in a reasonable amount of time, efficient off-axis zone plate optics for ...
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Ultrafast myoglobin structural dynamics observed with an X-ray free-electron laser.
... the X-ray/laser timing has been stable to about B150 fs and that the jitter was about 200 ...the X-ray and optical pulses propagating inside the 300 mm thick protein ...with a ...
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Interferometry for full temporal reconstruction of laser-plasma accelerator-based seeded free electron lasers
... Introduction Free Electron Lasers (FELs) [ 1 , 2 ] deliver ultrashort, narrow-band and ultrabright pulses down to the hard x-ray range [ 3 – 5 ], enabling breakthrough experiments in chemical, ...
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1-kHz table-top ultrashort hard x-ray source for time-resolved x-ray protein
... The x-ray source consists of a copper wire running through a small vacuum chamber (see ...from a spool, is first flattened and moved by a motorized rolling mill to expose ...
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Nondipole effects in helium ionization by intense soft x-ray laser pulses
... TDSE-DA- A 2 and TDSE-AP are of the same order of ...1) for both intensities, this confirms that it is a one-photon transition in the perturbative ...First a one-photon dipole coupling from 1s ...
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Addition of X-ray fluorescent tracers into polymers, new technology for automatic sorting of plastics : proposal for selecting some relevant tracers
... Tracing: a new concept for plastic identification and automatic sorting As shown previously, the existing technologies of sorting do not provide the versatility or flexibility needed for separating the ...
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The X-ray Integral Field Unit (X-IFU) for Athena
... an X-ray diffuse component of various origins. A diffuse X-ray emission observed in every directions is produced at high energies mostly by the unresolved emission of AGNs, and below 1 ...
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Enhanced X-ray emission arising from laser-plasma confinement by a strong transverse magnetic field
... of a laser-driven plasma flow from a solid target by applying an external transverse magnetic ...to a reduction of the overall plasma flow; and with a more precise analysis, we reveal ...
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Exploring phase contrast imaging with a laser-based K α x-ray source up to relativistic laser intensity
... new x-ray sources and/or improving their performances in terms of brightness, sta- bility, and compactness is still growing since ...of x-ray sources for imaging and related applied ...
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Electron Rephasing in a Laser-Wakefield Accelerator
... 52.38.Ph Laser-wakefield accelerators allow the production of relativistic electron beams over a short acceleration dis- tance (millimeter to centimeter scale) by focusing a high- intensity ...
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The X-ray universe
... This publication could be one of several versions: author’s original, accepted manuscript or the publisher’s version. / La version de cette publication peut être l’une des suivantes : la version prépublication de ...
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Effect of X-ray irradiation on ancient DNA in sub-fossil bones - Guidelines for safe X-ray imaging
... Brochard for his help with the dosimetry ...Dynowski for providing access to the computational resource bwGRiD Cluster Tübingen and his technical ...Germany) for sharing information about inspection ...
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