A train of Q-switched pulses is formed in a diode-pumped microchip laser consisting of an Er-Yb:GdCa4O(BO3)3 active and a Co2+:MgAl2O4 passive elements. The pulses durations were in the range of 1.6-6 ns.
© 2005 Optical Society of America
B. I. Denker, B. I. Galagan, L. I. Ivleva, S. E. Sverchkov, J. Hellstrom, G. Karlsson, F. Laurell, and V. Pasiskevichius, "Passive Q-Switching at 1.54 mm of a Er-Yb:GdCa4O(BO3)3 Laser with a Co :MgAl2O4 Saturable Absorber," in Advanced Solid-State Photonics, Technical Digest (Optical Society of America, 2005), paper MF14.
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