We report a ytterbium fiber laser mode locked at its 281st harmonic, which corresponds to a repetition rate greater than 10 GHz. The laser produces linearly polarized, 2-ps pulses with up to 38-mW of average output power. The mode-locked pulses are tunable over a 58-nm window centered on 1053 nm.
© 2004 Optical Society of America
Nick G. Usechak, Govind P. Agrawal, and Jonathan D. Zuegel, "Tunable, high-repetition-rate, harmonically mode-locked ytterbium fiber laser," Opt. Lett. 29, 1360-1362 (2004)