Nonlinear refractive index of ultrafast laser inscribed waveguides in gallium lanthanum sulphide.
Sign Up to like & getrecommendations! Published in 2017 at "Applied optics"
DOI: 10.1364/ao.56.005407
Abstract: We demonstrate ultrafast all-optical switching in femtosecond laser inscribed nonlinear directional couplers in gallium lanthanum sulphide operated at 1.55 μm. We report on the evaluation of the nonlinear refractive index of the waveguides forming the… read more here.
Keywords: laser inscribed; lanthanum sulphide; nonlinear refractive; gallium lanthanum ... See more keywords
Ultrafast laser inscribed waveguide lasers in Tm:CALGO with depressed-index cladding.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.384258
Abstract: Depressed-index buried and surface channel waveguides (type III) are produced in a bulk 3.5 at.% Tm3+:CALGO crystal by femtosecond direct-laser-writing at kHz repetition rate. The waveguides are characterized by confocal microscopy and µ-Raman spectroscopy. Under… read more here.
Keywords: laser inscribed; depressed index; laser; inscribed waveguide ... See more keywords