Articles with "modal phase" as a keyword



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Modal phase velocity compensation in multilayer differentially fed directional couplers

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Published in 2020 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.32252

Abstract: In this article, we present for the first time the possibility of the modal phase velocity compensation in differentially fed directional couplers designed in inhomogeneous dielectric media. It is shown that in an appropriate, inhomogeneous… read more here.

Keywords: differentially fed; fed directional; velocity compensation; phase velocity ... See more keywords
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Model mismatch analysis and compensation for modal phase measuring deflectometry.

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Published in 2017 at "Optics express"

DOI: 10.1364/oe.25.000881

Abstract: The correspondence residuals due to the discrepancy between the reality and the shape model in use are analyzed for the modal phase measuring deflectometry. Slope residuals are calculated from these discrepancies between the modal estimation… read more here.

Keywords: phase measuring; modal phase; measuring deflectometry; compensation ... See more keywords
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Highly efficient, modal phase-matched second harmonic generation in a double-layered thin film lithium niobate waveguide.

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Published in 2023 at "Optics express"

DOI: 10.1364/oe.482572

Abstract: In this contribution, we numerically investigate second harmonic generation in double-layered lithium niobate on the insulator platform by means of the modal phase matching. The modal dispersion of the ridge waveguides at the C waveband… read more here.

Keywords: modal phase; phase matching; second harmonic; double layered ... See more keywords