Results 11 to 20 of about 140,342 (289)

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

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

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

Short Rayleigh length free electron lasers

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2006
Conventional free electron laser (FEL) oscillators minimize the optical mode volume around the electron beam in the undulator by making the resonator Rayleigh length about one third to one half of the undulator length.
W. B. Colson   +6 more
doaj   +1 more source

Numerical simulations of X-rays Free Electron Lasers (XFEL) [PDF]

open access: yes, 2014
We study a nonlinear Schr\"odinger equation which arises as an effective single particle model in X-ray Free Electron Lasers (XFEL). This equation appears as a first-principles model for the beam-matter interactions that would take place in an XFEL ...
Antonelli, Paolo   +3 more
core   +2 more sources

Laser assisted electron beam conditioning for free electron lasers

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2005
A new method for electron beam conditioning in free electron lasers is proposed. It uses the electron beam interaction with a laser light in two wiggler magnets separated by a strong-focusing channel.
A. A. Zholents
doaj   +1 more source

Analysis of Čerenkov free-electron lasers

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2015
We present an analysis of a Čerenkov free-electron laser (FEL) driven by a flat electron beam. In this system, an electron beam traveling close to a dielectric slab placed at the top of an ideal conductor interacts with the copropagating electromagnetic ...
Yashvir Kalkal, Vinit Kumar
doaj   +1 more source

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