Articles with "defect modes" as a keyword



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Defect mode-induced unidirectional flexural wave transmission using prismatic beams with concentrated gradient masses

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Published in 2018 at "Journal of Applied Physics"

DOI: 10.1063/1.5010770

Abstract: We study and realize unidirectional flexural wave transmission in finite phononic crystal beams based on the boundary defect modes. First, we show that by carrying a periodic array of concentrated masses, conventional prismatic beams become… read more here.

Keywords: concentrated gradient; transmission; flexural wave; wave ... See more keywords
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Efficient sound radiation using a bandgap structure

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Published in 2019 at "Applied Physics Letters"

DOI: 10.1063/1.5110296

Abstract: This work reports on the use of bandgaps to increase the efficiency of sound radiation employing defect modes on a phononic crystal (PnC). A PnC consisting of a 2D array of studs on an aluminum… read more here.

Keywords: sound radiation; pnc; defect modes; efficiency ... See more keywords
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Design of Wavelength-Adjustable Dual-Narrowband Absorber by Photonic Crystals With Two Defects Containing MoS2 Monolayer

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Published in 2020 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2020.3015938

Abstract: Wavelength-adjustable dual-band absorber has a potential impact on photonic circuits. While such devices are designed based on complicated structures, the use of a 2-D high-absorber MoS2 monolayer can alternatively simplify their design to a 1-D… read more here.

Keywords: dual narrowband; two defects; defect modes; wavelength ... See more keywords
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One-dimensional multiband terahertz graphene photonic crystal filters

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Published in 2017 at "Optical Materials Express"

DOI: 10.1364/ome.7.001228

Abstract: Properties of one-dimensional graphene photonic crystals with dual-layer defects are studied. Results show that two defect modes appear within the gaps, and the defect modes shift to the lower frequencies with the chemical potential increasing,… read more here.

Keywords: graphene photonic; one dimensional; defect modes; dimensional multiband ... See more keywords
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MLD: An Intelligent Memory Leak Detection Scheme Based on Defect Modes in Software

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Published in 2022 at "Entropy"

DOI: 10.3390/e24070947

Abstract: With the expansion of the scale and complexity of multimedia software, the detection of software defects has become a research hotspot. Because of the large scale of the existing software code, the efficiency and accuracy… read more here.

Keywords: software; memory leak; defect modes; detection ... See more keywords