Matches in SemOpenAlex for { <https://semopenalex.org/work/W2077097472> ?p ?o ?g. }
- W2077097472 abstract "We have demonstrated a pulsed 1064 nm PM Yb:fiber laser system incorporating a seed source with a tunable pulse repetition rate and pulse duration and a multistage fiber amplifier, ending in a large core (>650 μm<sup>2</sup> mode field area), tapered fiber amplifier. The amplifier chain is all-fiber, with the exception of the final amplifier’s pump combiner, allowing robust, compact packaging. The air-cooled laser system is rated for >60 W of average power and beam quality of M<sup>2</sup> < 1.3 at repetition rates below 100 kHz to 10’s of MHz, with pulses discretely tunable over a range spanning 50 ps to greater than 1.5 ns. Maximum pulse energies, limited by the onset of self phase modulation and stimulated Raman scattering, are greater than 12.5 μJ at 50 ps and 375 μJ at 1.5 ns , corresponding to >250 kW peak power across the pulse tuning range. We present frequency conversion to 532 nm with efficiency greater than 70% and conversion to UV via frequency tripling, with initial feasibility experiments showing >30% UV conversion efficiency. Application results of the laser in scribing, thin film removal and micro-machining will be discussed." @default.
- W2077097472 created "2016-06-24" @default.
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- W2077097472 date "2013-03-22" @default.
- W2077097472 modified "2023-09-26" @default.
- W2077097472 title "Pulsed Yb:fiber system capable of >250kW peak power with tunable pulses in the 50ps to 1.5ns range" @default.
- W2077097472 cites W1662944806 @default.
- W2077097472 doi "https://doi.org/10.1117/12.2004280" @default.
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