A depressed cladding waveguide with record low loss of 0.12 dB/cm is inscribed in YAG:Nd(0.3at.%). It is shown that depressed cladding is a dominating factor in waveguide formation, and mechanical stress has a minor contribution.
© 2012 OSA
A. G. Okhrimchuk, V. Mezentsev, I. Bennion, and A. Shestakov, "Low Loss Depressed Cladding Waveguide Inscribed in YAG:Nd Single Crystal by Femtosecond Pulses," in Lasers, Sources, and Related Photonic Devices, OSA Technical Digest (CD) (Optical Society of America, 2012), paper IF2A.2.
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