no code implementations • 21 Jan 2021 • Henning Stark, Michael Müller, Marco Kienel, Arno Klenke, Jens Limpert, Andreas Tünnermann
A pulse burst, cut out of the pulse train of a mode-locked oscillator, is amplified and temporally combined into a single pulse.
Optics
no code implementations • 21 Jan 2021 • Michael Müller, Marco Kienel, Arno Klenke, Thomas Gottschall, Evgeny Shestaev, Marco Plötner, Jens Limpert, Andreas Tünnermann
An ultrafast fiber chirped-pulse amplifier comprising 8 coherently combined amplifier channels is presented.
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 • 14 Jan 2021 • Arno Klenke, Michael Müller, Henning Stark, Marco Kienel, Cesar Jauregui, Andreas Tünnermann, Jens Limpert
However, currently a number of physical effects prevents further power scaling.
Optics
