Articles with "active terahertz" as a keyword



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All-Dielectric Active Terahertz Photonics Driven by Bound States in the Continuum.

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Published in 2019 at "Advanced materials"

DOI: 10.1002/adma.201901921

Abstract: The remarkable emergence of all-dielectric meta-photonics governed by the physics of high-index dielectric materials offers a low-loss platform for efficient manipulation and subwavelength control of electromagnetic waves from microwaves to visible frequencies. Dielectric metasurfaces can… read more here.

Keywords: states continuum; dielectric active; bound states; active terahertz ... See more keywords
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Active terahertz modulator based on optically controlled organometal halide perovskite MAPbI2Br.

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Published in 2022 at "Applied optics"

DOI: 10.1364/ao.444667

Abstract: In this paper, an active terahertz modulator based on optically controlled organometal halide perovskite MAPbI2Br is proposed. The terahertz wave time-domain transmission of the MAPbI2Br/Al2O3 sample was measured by a terahertz time-domain spectrometer. Experimental results… read more here.

Keywords: terahertz modulator; modulator; modulator based; terahertz ... See more keywords
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Morphology engineering of a hybrid perovskite for active terahertz memory modulation.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.449984

Abstract: Morphology engineering was investigated for hybrid perovskites CH3NH3PbI3:Ag/Poly(3, 4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) that were fabricated in both air and nitrogen environments for active terahertz (THz) memory modulation. Under low optical excitation or an applied bias,… read more here.

Keywords: modulation; memory modulation; active terahertz; morphology engineering ... See more keywords