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  • High-flux source of coheren...
    Hort, O; Albrecht, M; Nefedova, V E; Finke, O; Mai, D D; Reyné, S; Giambruno, F; Frassetto, F; Poletto, L; Andreasson, J; Gautier, J; Sebban, S; Nejdl, J

    Optics express, 03/2019, Letnik: 27, Številka: 6
    Journal Article

    We present experimental results obtained at a user-oriented XUV beamline implemented at the ELI Beamlines facility. The coherent XUV radiation is produced via high harmonic generation in gases in a loose focusing geometry. The beamline is designed to be driven by 1 kHz, 100 mJ, 20 fs pulses centered at a wavelength of 830 nm. Results such as XUV spectra, beam wavefront and pulse energy obtained during the beamline commissioning with a commercial 1 kHz, 5 mJ, 40 fs laser system are presented. A unique XUV spectrometer for source characterization designed to reach a very high sensitivity is described in detail, and we demonstrate a novel technique for single-shot and every-shot XUV pulse energy measurement.