A passive mode-locked diode-pumped self-frequency-doubling Yb:YAB laser with a low modulation depth semiconductor saturable absorber mirror operating at 374 MHz is demonstrated. The measured pulse duration is 1.98 ps at the wavelength of 1044 nm. The maximum average power reaches 45 mW.
© 2005 Chinese Optics Letters
(140.4050) Lasers and laser optics : Mode-locked lasers
(140.5680) Lasers and laser optics : Rare earth and transition metal solid-state lasers
(230.5590) Optical devices : Quantum-well, -wire and -dot devices
Yinghong Xue, Qingyue Wang, Zhigang Zhang, Lu Chai, Zhuan Wang, Yingkui Han, Hong Sun, Jing Li, Jiyang Wang, Yonggang Wang, Xiaoyu Ma, and Yanrong Song, "Passive mode locking of an Yb:YAB laser with a low modulation depth SESAM," Chin. Opt. Lett. 2, 466-467 (2004)