High-repetition-rate femtosecond-laser inscription of low-loss thermally stable waveguides in lithium niobatePart of book or chapter of book English OPEN
Piromjitpong, Teerawat; Dubov, Mykhaylo; Boscolo, Sonia; (2018)
- Publisher: Optical Society of America
Optical-lattice-like WGs were fabricated in z-cut LiNbO3 by HRR pulse laser. Low propagation loss was observed in both orthogonal polarizations in the visible and near-IR spectrum. Single-mode guiding was maintained after high-temperature annealing.