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Depressed circular cladding waveguide lasers in Nd:YAG crystal inscribed by femtosecond laser

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Abstract

Depressed cladding waveguides were fabricated in Nd:YAG crystals with a loss of 0.40 dB/cm. They showed laser operation at 1064 nm. Multi- and single-modes waveguide lasers were realized. A slope efficiency of 32.6% was obtained.

© 2018 The Author(s)

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