Articles with "defect mode" as a keyword



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Polarization properties of defect mode in one-dimensional magnetic photonic crystal

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Published in 2017 at "Optik"

DOI: 10.1016/j.ijleo.2017.02.005

Abstract: Abstract Using 4 × 4 transfer matrix method, we investigate the polarization properties of defect mode in magnetic photonic crystal consisting of gyrotropic material. It is found that the position of the defect mode significant depend on… read more here.

Keywords: magnetic photonic; defect mode; polarization properties; polarization ... See more keywords
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About defect mode peculiarities in cholesteric liquid crystals with anisotropic defect layer inside

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Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2017.10.089

Abstract: Abstract The effect of anisotropy on defect mode features in cholesteric liquid crystals was investigated. The problem is solved by Ambartsumian's layer addition modified method. Two cases are considered. In the first case, it is… read more here.

Keywords: defect layer; layer; defect mode; liquid crystals ... See more keywords
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The effect of hydrostatic pressure and temperature on the defect mode in a GaAs/Ga0.7Al0.3As one-dimensional photonic crystal

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Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2018.01.065

Abstract: Abstract In this work by using the transfer matrix method, we studied the effects of applied hydrostatic pressure and temperature on the defect mode in the transmittance spectrum of a one-dimensional photonic crystal consisting of… read more here.

Keywords: temperature; gaas; defect mode; pressure temperature ... See more keywords
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Studies on photonic bandgap and its defect mode characteristics of plasma photonic crystals based on S-MRTD scheme

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Published in 2021 at "Optik"

DOI: 10.1016/j.ijleo.2021.166573

Abstract: ABSTRACT Photonic bandgap (PBG) and its defect mode are two representative characteristics of plasma photonic crystals (PPC), which make them have important industrial applications in photonic crystal waveguides, filters, antennas, and other devices. In this… read more here.

Keywords: scheme; characteristics plasma; photonic bandgap; defect mode ... See more keywords
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Pressure-based defect mode tunability in a one-dimensional photonic crystal composed of SiO2 and Si

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Published in 2021 at "Optik"

DOI: 10.1016/j.ijleo.2021.167802

Abstract: Abstract This work assesses the dependence of the refractive index of a one-dimensional photonic crystal composed of SiO2 and Si on its applied pressure. Therefore, the Transfer Matrix Method is used to calculate its transmittance… read more here.

Keywords: pressure; one dimensional; defect mode; dimensional photonic ... See more keywords
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Terahertz flat-top broadband defect modes generated in periodically undulated waveguides

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Published in 2021 at "Physica Scripta"

DOI: 10.1088/1402-4896/abeeae

Abstract: We propose a tunable flat-top broadband defect mode in the terahertz (THz) frequency range by inserting multiple defects into a periodic waveguide with undulated tube walls. When introducing a defect into periodic structures, we can… read more here.

Keywords: flat top; broadband defect; defect mode; defect ... See more keywords
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Parameters of defect mode of 1D microwave waveguide photonic crystal with metal inclusions in the element that disturbs periodicity

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Published in 2017 at "Technical Physics"

DOI: 10.1134/s1063784217060263

Abstract: Amplitude–frequency characteristics of the transmission coefficient of microwave waveguide photonic crystal with violation of periodicity are studied in the presence of a plane conducting small-size inclusion that occupies a part of the transverse cross section… read more here.

Keywords: periodicity; defect mode; photonic crystal; microwave waveguide ... See more keywords
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Defect mode tunability based on the electro-optical characteristics of the one-dimensional graphene photonic crystals.

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Published in 2020 at "Applied optics"

DOI: 10.1364/ao.393689

Abstract: New (to the best of our knowledge) photonic crystal optical filters with unique optical characteristics are theoretically introduced in this research. Here, our design is composed of a defect layer inside one-dimensional photonic crystals. The… read more here.

Keywords: graphene; one dimensional; defect mode; electro optical ... See more keywords
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Electrically Tunable Defect-Mode Wavelengths in a Liquid-Crystal-in-Cavity Hybrid Structure in the Near-Infrared Range

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Published in 2023 at "Materials"

DOI: 10.3390/ma16083229

Abstract: This work proposes a novel approach to developing a core component for a near-infrared (NIR) spectrometer with wavelength tunability, which is based on a liquid crystal (LC)-in-cavity structure as a hybrid photonic crystal (PC). By… read more here.

Keywords: defect mode; structure; liquid crystal; near infrared ... See more keywords