Abstract

A diode radial pumped composite microchip Yb:YAG laser is presented. Quasi-continuous wave pumping of a 15-at.% Yb:YAG core square shape with pulses of 5-Hz repetition rate delivers 112-W peak power with 0.63 slope efficiency and 0.38 optical-to-optical efficiency.

© 2003 Optical Society of America

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