Articles with "photonic bandgap" as a keyword



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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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Amplification of orbital angular momentum modes in an erbium-doped solid-core photonic bandgap fiber

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Published in 2019 at "Optics Communications"

DOI: 10.1016/j.optcom.2018.09.072

Abstract: Abstract A new kind of erbium-doped solid-core photonic bandgap fiber (ED-SC-PBGF) for amplification of orbital angular momentum (OAM) modes is proposed and investigated. The configurations of annular erbium-doped profile with special design and multi pump… read more here.

Keywords: bandgap fiber; core photonic; erbium doped; solid core ... See more keywords
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Photonic bandgap properties of two dimensional photonic quasicrystals with multiple complex structures

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Published in 2019 at "Superlattices and Microstructures"

DOI: 10.1016/j.spmi.2019.04.010

Abstract: Abstract Two dimensional photonic quasicrystals (PQCs) with different rotational symmetries are constructed based on holographic interference patterns. Their photonic bandgap (PBG) properties are obtained by using finite element method (FEM) to calculate the transmission and… read more here.

Keywords: structures photonic; photonic bandgap; dimensional photonic; photonic quasicrystals ... See more keywords
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Logical discrimination of multiple disease-markers in an ultra-compact nano-pillar lab-in-a-photonic-crystal

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Published in 2019 at "Journal of Applied Physics"

DOI: 10.1063/1.5100681

Abstract: We present a theoretical prescription for a physically realizable Lab-in-a-Photonic-Crystal optical biosensor that can instantaneously detect and discriminate multiple analytes, both quantitatively and combinatorially, in a single spectroscopic measurement. Unlike other biosensors that utilize simple… read more here.

Keywords: photonic crystal; lab photonic; disease; photonic bandgap ... See more keywords
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Silicon waveguide as virtual photonic bandgap structure array for realizing compact optical filters

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Published in 2020 at "Journal of Electromagnetic Waves and Applications"

DOI: 10.1080/09205071.2020.1839568

Abstract: ABSTRACT An engineered silicon rib waveguide on Silicon-On-Insulator platform which can act as virtual photonic bandgap structure is proposed. Selective periodic etching of materials from a rib waveguide is done to create a periodic rib-ridge… read more here.

Keywords: virtual photonic; structure; photonic bandgap; optical filters ... See more keywords
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Improvement of 2-μm Thulium-Doped Fiber Lasers via ASE Suppression Using All-Solid Low-Pass Photonic Bandgap Fibers

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Published in 2019 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2019.2930014

Abstract: All-solid photonic bandgap fibers (PBGFs) were designed and fabricated to work as low-pass filters in 2-μm region. They were used for manipulating thulium doped fiber laser (TDFL) operating in the 2-μm region via amplified spontaneous… read more here.

Keywords: thulium doped; doped fiber; pass; bandgap fibers ... See more keywords
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Photonic Bandgap of Random in Layer Position Extrinsic Magnetized Plasma Multilayer

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Published in 2020 at "IEEE Transactions on Plasma Science"

DOI: 10.1109/tps.2020.2994243

Abstract: The transmittance of electromagnetic waves, with normal incidence, in 1-D random extrinsic magnetized plasma photonic structures is studied numerically based on the transfer-matrix method. Here, the homogeneous magnetized plasma having a uniform density profile is… read more here.

Keywords: extrinsic magnetized; magnetized plasma; random; photonic bandgap ... See more keywords
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A superconducting quantum simulator based on a photonic-bandgap metamaterial

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Published in 2023 at "Science"

DOI: 10.1126/science.ade7651

Abstract: Synthesizing many-body quantum systems with various ranges of interactions facilitates the study of quantum chaotic dynamics. Such extended interaction range can be enabled by using nonlocal degrees of freedom such as photonic modes in an… read more here.

Keywords: quantum; bandgap metamaterial; quantum simulator; superconducting quantum ... See more keywords
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Photonic Bandgap Deformation in a Nonideal Synthetic Opal Photonic Crystal

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Published in 2018 at "Journal of Experimental and Theoretical Physics"

DOI: 10.1134/s1063776118050096

Abstract: The Bragg diffraction in synthetic opal as a 3D photonic crystals has been analyzed using the weak disorder model in various approximations. For a one-domain crystal, the photonic bandgap is calculated in the regime of… read more here.

Keywords: bandgap; synthetic opal; opal photonic; crystal photonic ... See more keywords
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151W monolithic diffraction-limited Yb-doped photonic bandgap fiber laser at ~978nm.

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Published in 2019 at "Optics express"

DOI: 10.1364/oe.27.024972

Abstract: We demonstrate that the strong 4-level Yb emission in a fiber laser can be almost completely suppressed in an Yb all-solid double-clad photonic bandgap fiber, resulting in highly efficient high-power monolithic Yb fiber lasers operating… read more here.

Keywords: bandgap fiber; diffraction limited; fiber laser; photonic bandgap ... See more keywords
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Photonic bandgap engineering in hybrid one-dimensional photonic crystals containing all-dielectric elliptical metamaterials.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.469368

Abstract: Metamaterials with negative permittivities or/and permeabilities greatly enrich photonic bandgap (PBG) engineering in one-dimensional (1-D) photonic crystals (PhCs). Nevertheless, their inevitable optical losses strongly destroy the crucial prohibition characteristic of PBGs, which makes such engineered… read more here.

Keywords: dimensional photonic; pbgs; photonic crystals; one dimensional ... See more keywords