Articles with "hyperbolic medium" as a keyword



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Hyperbolic Medium of Finite-Length Wires

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

DOI: 10.1134/s1063776118070178

Abstract: An artificial medium in the form of a cubic uniaxial photonic crystal (PC) with periodically arranged conducting wire cylinders in a dielectric matrix and oriented along the PC axis is considered. Permittivity $$\tilde \varepsilon $$ε˜… read more here.

Keywords: medium; length wires; finite length; hyperbolic medium ... See more keywords
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Terahertz radiation in graphene hyperbolic medium excited by an electric dipole.

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Published in 2018 at "Optics letters"

DOI: 10.1364/ol.43.001187

Abstract: In this Letter, the enhanced and directional radiation in a wide terahertz (THz) frequency range in a graphene hyperbolic medium excited by an electric dipole is presented. The numerical simulations and theoretical analyses indicate that… read more here.

Keywords: graphene; medium excited; hyperbolic medium; graphene hyperbolic ... See more keywords
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Distributed Feedback Laser Based on Tunable Photonic Hypercrystal

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Published in 2021 at "Materials"

DOI: 10.3390/ma14154065

Abstract: In this work, we investigate the generation of light in a distributed feedback (DFB) laser composed of periodically arranged layers of hyperbolic medium and active material forming a 1D photonic hypercrystal (PHC). The scope of… read more here.

Keywords: laser based; hyperbolic medium; distributed feedback; feedback laser ... See more keywords