1.2 mJ, 37 ns single-moded pulses at 10 kHz repetition rate from a Q-switched ytterbium fiber laser

We have demonstrated a diode pumped 1.2 mJ, 37 ns Q-switched laser with good mode quality, operating at /spl sim/1075 nm with a repetition rate of 10 kHz, utilizing a ytterbium doped LMA fiber.