Articles with "dual core" as a keyword



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A Chiral Dual‐Core Organoboron Structure Realizes Dual‐Channel Enhanced Ultrapure Blue Emission and Highly Efficient Circularly Polarized Electroluminescence

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202204253

Abstract: The realization of luminescent materials with narrowband and circularly polarized luminescence (CPL) is of great significance for the development of future optical and photonic devices. Herein, through a steric‐hindrance‐assisted dual‐core strategy, two pairs of chiral… read more here.

Keywords: chiral dual; blue emission; ultrapure blue; dual core ... See more keywords
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A dual-core PCF polarization splitter with five elliptical air holes based on tellurite glass

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Published in 2017 at "Optical and Quantum Electronics"

DOI: 10.1007/s11082-017-1196-z

Abstract: A new kind of dual-core photonic crystal fiber polarization splitter based on tellurite glass is designed by introducing five elliptical air holes and octagonal lattice into the polarization splitter. The full vector finite element method… read more here.

Keywords: polarization splitter; dual core; based tellurite; tellurite glass ... See more keywords
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Construction of a dual-core hollow waveguide for visible and mid-infrared light transmission based on PTFE tubing and UV gel

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Published in 2021 at "Optical and Quantum Electronics"

DOI: 10.1007/s11082-021-02893-0

Abstract: This work proposes a facile approach to fabricate a dual-core hollow waveguide based on two common and low-cost raw materials, namely polytetrafluoroethylene (PTFE) tube and ultraviolet (UV) gel. A silica glass tube is nested inside… read more here.

Keywords: core; tube; gel; core hollow ... See more keywords
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THz sensor based on dual-core PCF with defect core in detecting adulteration of olive oil

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Published in 2021 at "Optical and Quantum Electronics"

DOI: 10.1007/s11082-021-03082-9

Abstract: A Mach–Zehnder interferometric sensor with a dual-core photonic crystal fiber structure with defect cores is designed, which is used to detect the content of crude refined or refined cottonseed oil in olive oil in terahertz… read more here.

Keywords: dual core; core; cottonseed oil; sensor ... See more keywords

Experimental and numerical investigation on the impact behavior of dual-core composite sandwich panels designed for hydraulic turbine applications

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Published in 2018 at "Composite Structures"

DOI: 10.1016/j.compstruct.2017.11.007

Abstract: Abstract This paper focuses on the experimental characterization and modeling of the impact behavior of a multi-functional dual core sandwich panel designed for the rehabilitation of hydroelectric turbines. The studied sandwich panel consists of glass… read more here.

Keywords: dual core; energy; impact; impact behavior ... See more keywords
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Dual core-shell structured g-C3N4@Fe/Sr@g-C3N4 porous nanosphere as high efficient oxygen reduction reaction electrocatalyst in both acidic and alkaline media for fuel cells

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Published in 2019 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2019.134745

Abstract: Abstract Well-designed novel dual core-shell g-C3N4@Fe/Sr@g-C3N4 nanosphere (FSCN-NS) is originally reported in detail as high efficiency of oxygen reduction reaction (ORR) electrocatalyst in both acidic and alkaline media for fuel cell. The g-C3N4 as the… read more here.

Keywords: c3n4; fuel; c3n4 c3n4; reaction ... See more keywords
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Gain spectral narrowing of semiconductor laser based on dual-core vertical coupler structure

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Published in 2020 at "Optics Communications"

DOI: 10.1016/j.optcom.2020.126166

Abstract: Abstract Semiconductor FP ridge waveguide lasers based on dual-core vertical coupler structure with different ridge height were fabricated. Their modal gain of these devices around the threshold current were extracted and investigated using the Hakki–Paoli… read more here.

Keywords: dual core; gain; ridge; structure ... See more keywords
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Highly efficient dual-core derivatives with EQEs as high as 8.38% at high brightness for OLED blue emitters

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Published in 2019 at "Journal of Materials Chemistry C"

DOI: 10.1039/c9tc04603h

Abstract: Three blue fluorescent materials were newly synthesized. A device doped with p-TPA-AP-TPA displayed a very high efficiency of 9.14 cd A−1 and an EQE of 8.38% at a high luminance of 5000 cd m−2. read more here.

Keywords: eqes high; dual core; efficient dual; core derivatives ... See more keywords
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On a weighted core inverse in a ring with involution

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Published in 2018 at "Communications in Algebra"

DOI: 10.1080/00927872.2017.1378895

Abstract: ABSTRACT We define and investigate the e-core inverse and f-dual core inverse in a ring with involution as extensions of the core and dual core inverse, respectively. Using these definitions, we present and characterize the… read more here.

Keywords: inverse ring; dual core; ring involution; core inverse ... See more keywords
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Approach for Temperature-Sensitivity Enhancement in a Tapered Dual-Core As2Se3-PMMA Fiber With an Antisymmetric Long-Period Grating

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Published in 2019 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2018.2848466

Abstract: We propose and demonstrate an approach for temperature-sensitivity enhancement based on effective group-velocity matching between the even and odd modes of a dual-core As2Se3-PMMA fiber taper on which an antisymmetric long-period grating is inscribed. The… read more here.

Keywords: group velocity; core; sensitivity; velocity matching ... See more keywords
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Thermal Effects on Modal Properties of Dual-Core Yb-Doped Fibers

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Published in 2019 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2018.2886047

Abstract: The impact of thermo-optic refractive-index changes arising from the core heat load in a dual-core fiber amplifier is studied through finite-element-based numerical simulations. Trends in coupling lengths, effective area, core overlaps of fundamental and higher-order… read more here.

Keywords: effects modal; core; higher order; thermal effects ... See more keywords