Towards 2 kW, 20 kHz ultrafast thin-disk based regenerative amplifiers

Peter Krötz,Christoph Wandt,Christian Grebing,Clemens Herkommer,Robert Jung,Sandro Klingebiel,Stephan Prinz,Catherine Y. Teisset,Knut Michel,Thomas Metzger

Towards 2 kW, 20 kHz ultrafast thin-disk based regenerative amplifiers

2019

Peter Krötz
Christoph Wandt
Christian Grebing
Clemens Herkommer
Robert Jung
Sandro Klingebiel
Stephan Prinz
Catherine Y. Teisset
Knut Michel
Thomas Metzger

We present results of an thin-disk based regenerative amplifier. Record high output powers of 1.9 kW at 20 kHz before compression, with good beam quality and a spectrum supporting < 600 fs, could be achieved.

Keywords:

Regenerative amplification
Optical amplifier
Thin disk
Laser beam quality
Optoelectronics
Ultrashort pulse
Fiber Bragg grating
Amplifier
Materials science
regenerative amplifier

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