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High-Power Ultrafast LaSErs using Tapered Double-Clad Fibre


T-DCF control system

T-DCF control system enabling control of laser output parameters a) output power of 100-500W, rep rate of 10 – 100 MHz for 100 fs pulses and b) output power of 100-500W, rep rate of 100 MHz – 1GHz for 1 - 10 ps pulses

Beam combining optics

Beam combining optics enabling coherent combination of 5 x 500W ultrafast pulse lasers

ML fiber seed laser

ML fiber seed laser @ 1040 nm, 5 mW, 100 fs, >10MHz with lifetime more 2000 hours.

PULSE video

Video Presentation of the PULSE project

T-DCF amplifier

T-DCF amplifier delivering 500 W of optical power (tested with CW seed source)

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Large mode area double clad ytterbium tapered fiber with circular birefringency

Author(s): Joona Rissanen, Andrei Fedotov, Teppo Noronen, Regina Gumenyuk, Yuri Chamorovskii, Alexander Kolosovskii, Victor Voloshin, Igor Vorobev, Maxim Odnoblyudov, Valery Filippov
Published in: Fiber Lasers XVI: Technology and Systems, 2019, Page(s) 75
DOI: 10.1117/12.2508811