no code implementations • 21 Jan 2021 • Joachim Buldt, Michael Mueller, Robert Klas, Tino Eidam, Jens Limpert, Andreas Tuennermann
A measured temporal contrast enhancement by at least 7 orders of magnitude in a simple setup has been achieved.
Optics
no code implementations • 21 Jan 2021 • Michael Müller, Arno Klenke, Thomas Gottschall, Robert Klas, Carolin Rothhardt, Stefan Demmler, Jan Rothhardt, Jens Limpert, Andreas Tünnermann
We present an ultrafast fiber laser system delivering 4. 6 W average power at 258 nm based on two-stage fourth-harmonic generation in beta barium borate (BBO).
Optics
no code implementations • 20 Jan 2021 • Steffen Hädrich, Marco Kienel, Michael Müller, Arno Klenke, Jan Rothhardt, Robert Klas, Thomas Gottschall, Tino Eidam, András Drozdy, Péter Jójárt, Zoltán Várallyay, Eric Cormier, Károly Osvay, Andreas Tünnermann, Jens Limpert
Here, two-stage nonlinear compression of a 660 W femtosecond fiber laser system is utilized to achieve unprecedented average power levels of energetic ultrashort or even few-cycle laser pulses.
Optics
no code implementations • 11 Jan 2021 • Vittoria Schuster, Vinzenz Hilbert, Robert Klas, Jan Rothhardt, Jens Limpert
In this work the experimental realization of a tunable high photon flux extreme ultraviolet light source is presented.
Optics