Results 21 to 30 of about 624,799 (321)

On Free-Electron Laser Growing Modes and their Bandwidth

open access: yes, 2011
Free-electron lasers play an increasing role in science, from generating unique femtosecond X- ray pulses for single short recording of the protein structures to amplifying feeble interactions in advanced cooling systems for high-energy hadron colliders.
A. M. Kondratenko   +10 more
core   +6 more sources

Short-Wavelength Free-Electron Lasers

open access: yesIEEE Photonics Journal, 2010
This paper presents a short review of the development of and the motivation for short-wavelength free-electron lasers. The first observation of coherent X-ray production was reported from the Linac Coherent Light Source in April 2009.
Keith A. Nugent, William A. Barletta
doaj   +1 more source

Automatic tuning of Free Electron Lasers [PDF]

open access: yes, 2017
Existing FEL facilities often suffer from stability issues: so electron orbit, transverse electron optics, electron bunch compression and other parameters have to be readjusted often to account for drifts in performance of various components.
Agapov, I.   +3 more
core   +1 more source

X-Ray Free-Electron Lasers for the Structure and Dynamics of Macromolecules.

open access: yesAnnual Review of Biochemistry, 2019
X-ray free-electron lasers provide femtosecond-duration pulses of hard X-rays with a peak brightness approximately one billion times greater than is available at synchrotron radiation facilities.
H. Chapman
semanticscholar   +1 more source

Probing C60 Fullerenes from within Using Free Electron Lasers

open access: yesAtoms, 2022
Fullerenes, such as C60, are ideal systems to investigate energy redistribution following substantial excitation. Ultra-short and ultra-intense free electron lasers (FELs) have allowed molecular research in a new photon energy regime.
Nora Berrah
doaj   +1 more source

Scientific Opportunities with an X-ray Free-Electron Laser Oscillator [PDF]

open access: yes, 2019
An X-ray free-electron laser oscillator (XFELO) is a new type of hard X-ray source that would produce fully coherent pulses with meV bandwidth and stable intensity. The XFELO complements existing sources based on self-amplified spontaneous emission (SASE)
Adams, Bernhard   +49 more
core   +1 more source

Free Electron Laser

open access: yesKakuyūgō kenkyū, 1988
Physics and technology of free electron laser (FEL) are reviewed. Mechanisms of stimulated emission in FEL and its present status and future prospects are presented. Electromagnetic wiggler, two stage FEL and so on are also interpreted. Finally, accelerators and wigglers for FEL, recent FEL experiments and FEL applications are noted.
Kunioki Mima, Kazuo Imasaki
openaire   +4 more sources

Modelling elliptically polarised free electron lasers

open access: yesNew Journal of Physics, 2016
A model of a free electron laser (FEL) operating with an elliptically polarised undulator is presented. The equations describing the FEL interaction, including resonant harmonic radiation fields, are averaged over an undulator period and generate a ...
J R Henderson   +3 more
doaj   +1 more source

Femtosecond x-ray diffraction from an aerosolized beam of protein nanocrystals [PDF]

open access: yes, 2017
We demonstrate near-atomic-resolution Bragg diffraction from aerosolized single granulovirus crystals using an x-ray free-electron laser. The form of the aerosol injector is nearly identical to conventional liquid-microjet nozzles, but the x-ray ...
Adriano, Luigi   +24 more
core   +4 more sources

From attosecond to zeptosecond coherent control of free-electron wave functions using semi-infinite light fields [PDF]

open access: yes, 2017
Light-electron interaction in empty space is the seminal ingredient for free-electron lasers and also for controlling electron beams to dynamically investigate materials and molecules. Pushing the coherent control of free electrons by light to unexplored
Barwick, B.   +10 more
core   +3 more sources

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