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H

H. Weise

Researcher at University of Hamburg

Publications -  16
Citations -  2524

H. Weise is an academic researcher from University of Hamburg. The author has contributed to research in topics: Free-electron laser & Laser. The author has an hindex of 6, co-authored 9 publications receiving 2382 citations.

Papers
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Journal ArticleDOI

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

Wolfgang Ackermann, +157 more
- 01 Jun 2007 - 
TL;DR: In this paper, the performance of a free-electron laser operating at a wavelength of 13.7 nm where unprecedented peak and average powers for a coherent extreme-ultraviolet radiation source have been measured.
Journal ArticleDOI

First operation of a free-electron laser generating GW power radiation at 32 nm wavelength

Valeri Ayvazyan, +127 more
TL;DR: In this paper, the first successful operation of an FEL at a wavelength of 32 nm, with ultra-short pulses (25 fs FWHM), a peak power at the Gigawatt level, and a high degree of transverse and longitudinal coherence.
Journal ArticleDOI

First observation of self-amplified spontaneous emission in a free-electron laser at 109 nm wavelength

J. Andruszkow, +144 more
TL;DR: The first observation of self-amplified spontaneous emission (SASE) in a free-electron laser (FEL) in the vacuum ultraviolet regime at 109 nm wavelength is presented.
Journal ArticleDOI

Generation of GW radiation pulses from a VUV free-electron laser operating in the femtosecond regime.

TL;DR: The generation of ultrashort radiation pulses became possible due to specific tailoring of the bunch charge distribution and a complete characterization of the linear and nonlinear modes of the SASE FEL operation was performed.
Journal ArticleDOI

A new powerful source for coherent VUV radiation: Demonstration of exponential growth and saturation at the TTF free-electron laser

TL;DR: In this article, the authors present experimental evidence that the free-electron laser at the TESLA Test Facility has reached the maximum power gain of 107 in the vacuum ultraviolet (VUV) region at wavelengths between 80 and 120 nm.