Broadband and efficient second harmonic generation in LiNbO3-LiTaO3 composite ridge waveguides at telecom-band
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Physics B"
DOI: 10.1088/1674-1056/abb232
Abstract: Broadband nonlinear frequency conversions of optical waves are widely employed in multiple areas of optics and photonics. However, the broadening of conversion bandwidth is often at a cost of reduction in efficiency, which may induce… read more here.
Keywords: ridge waveguides; harmonic generation; telecom band; broadband ... See more keywords
Effects of Post-Etch Microstructures on the Optical Transmittance of Silica Ridge Waveguides
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2020.3012899
Abstract: Silica waveguides are often etched by reactive ion etch (RIE) processes. These processes can leave residual topography that can increase optical loss. We investigated the relation between optical loss and various RIE etch. A wet… read more here.
Keywords: silica; rie processes; optical loss; etch ... See more keywords
Dispersion Analysis and Material Property Identification of a Circular Piezoelectric Ridge Waveguide
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Computational and Nonlinear Dynamics"
DOI: 10.1115/1.4052572
Abstract: This study investigates the dispersive properties of ridge waves that travel circumferentially around piezoelectric circular ridge waveguides and investigates their resonant modes. Based on the variable separation method and Hamilton's principle, the displacement of ridge… read more here.
Keywords: ridge waveguides; method; dispersion; ridge waveguide ... See more keywords
Rb/Ba side-diffused ridge waveguides in KTP.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.019872
Abstract: We report on characterization of ridge waveguides fabricated in KTP (KTiOPO4) by use of diamond-blade dicing and Rb/Ba ion exchange. The waveguides were prepared in substrates that have their z-axis in the surface plane, perpendicular… read more here.
Keywords: side diffused; ridge waveguides; diffused ridge; ridge ... See more keywords
Ultra-low loss ridge waveguides on lithium niobate via argon ion milling and gas clustered ion beam smoothening.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.004421
Abstract: Lithium niobate's use in integrated optics is somewhat hampered by the lack of a capability to create low loss waveguides with strong lateral index confinement. Thin film single crystal lithium niobate is a promising platform… read more here.
Keywords: low loss; lithium niobate; ridge waveguides; optics ... See more keywords
Periodically poled ridge waveguides in KTP for second harmonic generation in the UV regime.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.028827
Abstract: Waveguide circuits play a key role in modern integrated optics and provide an appealing approach to scalability in quantum optics. We report on periodically poled ridge waveguides in z-cut potassium titanyl phosphate (KTiOPO4 or KTP),… read more here.
Keywords: periodically poled; poled ridge; ridge waveguides; optics ... See more keywords