Operation of a free-electron laser from the extreme ultraviolet to the water window

W. Ackermann, G. Asova, V. Ayvazyan, +147

Nature Photonics

PhotonicsFree-electron LasersWater WindowEngineeringPhysics +9

The soft x-ray free-electron laser FLASH at DESY: beamlines, diagnostics and end-stations

K. Tiedtke, Armin Azima, Nikolaus von Bargen, +36

New Journal of Physics

EngineeringLaser Plasma PhysicHigh-power LasersSynchrotron Radiation SourceLaser Plasma Physics +16

X-ray-laser interaction with matter and the role of multiphoton ionization: Free-electron-laser studies on neon and helium

A. A. Sorokin, M. Wellhöfer, S. V. Bobashev, +2

Physical Review A

EngineeringLaser-plasma InteractionAbsolute Photon IntensityMultiphoton IonizationIon Mass-to-charge Spectroscopy +16

Soft X-Ray Laser Spectroscopy on Trapped Highly Charged Ions at FLASH

Sascha W. Epp, J. R. Crespo López-Urrutia, Günter Brenner, +11

Physical Review Letters

Monochromator beamline for FLASH

M. Martins, M. Wellhöfer, Jon-Tobias Hoeft, +3

Review of Scientific Instruments

EngineeringLaser PhysicsLaser ApplicationsLaser Plasma PhysicPhoton Energy +16

Resonant two-photon absorption of extreme-ultraviolet free-electron-laser radiation in helium

Mitsuru Nagasono, Edlira Suljoti, Annette Pietzsch, +9

Physical Review A

PhotonicsFree-electron LasersNonlinear ResponseEngineeringPhysics +13

Performance of the monochromator beamline at FLASH

M. Wellhöfer, M. Martins, W. Würth, +2

Journal of Optics A Pure and Applied Optics

Morphology and magnetic properties of ECR ion beam sputtered Co/Pt films

M. Wellhöfer, Michael Weißenborn, R. Antón, +2

Journal of Magnetism and Magnetic Materials

Materials ScienceMagnetismMagnetic PropertiesEngineeringSurface Science +6

Resonant multiphoton processes in the soft-x-ray regime

M. Martins, M. Wellhöfer, A. A. Sorokin, +3

Physical Review A

X-ray SpectroscopyEngineeringLaser ApplicationsPhoton EnergyHigh-power Lasers +16

Photoelectron spectroscopy as a non-invasive method to monitor SASE-FEL spectra

M. Wellhöfer, J. Hoeft, M. Martins, +5

Journal of Instrumentation

EngineeringLaser-plasma InteractionChemistrySpectrochemical AnalysisSpectroscopic Property +20