Limited by pump brightness and high thermal-loading density, low-gain lasers suffering reabsorption losses have an ally in planar waveguides for efficient power scaling. Current performance and future prospects are presented for this laser architecture.
© 2013 OSA
J. I. Mackenzie, "Planar Waveguides, a Power Scaling Architecture for Low-gain Quasi-four-level Lasers," in Advanced Solid-State Lasers Congress, G. Huber and P. Moulton, eds., OSA Technical Digest (online) (Optical Society of America, 2013), paper ATu2A.5.
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