Articles with "tunable dual" as a keyword



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Tunable Dual-Thermoresponsive Core-Shell Nanogels Exhibiting UCST and LCST Behavior.

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Published in 2017 at "Macromolecular rapid communications"

DOI: 10.1002/marc.201700478

Abstract: Thermoresponsive polymers change their physical properties as the temperature is changed and have found extensive use in a number of fields, especially in tissue engineering and in the development of drug delivery systems. The synthesis… read more here.

Keywords: core shell; dual thermoresponsive; tunable dual; shell ... See more keywords
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Tunable Dual-Emission in Monodispersed Sb3+ /Mn2+ Codoped Cs2 NaInCl6 Perovskite Nanocrystals through an Energy Transfer Process.

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Published in 2020 at "Small"

DOI: 10.1002/smll.202002547

Abstract: Double halide perovskites are a class of promising semiconductors applied in photocatalysis, photovoltaic devices, and emitters to replace lead halide perovskites, owing to their nontoxicity and chemical stability. However, most double perovskites always exhibit low… read more here.

Keywords: energy transfer; cs2 naincl6; codoped cs2; tunable dual ... See more keywords
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Mechanically tunable dual frequency THz metamaterial filter

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Published in 2018 at "Optics Communications"

DOI: 10.1016/j.optcom.2018.06.019

Abstract: Abstract A mechanically tunable dual frequency THz metamaterial (MM) filter is proposed in this paper. The filter is composed of two individual U-shaped MMs separated by a certain distance. The resonance frequencies can be tuned… read more here.

Keywords: dual frequency; mechanically tunable; thz; tunable dual ... See more keywords
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Tunable dual-band terahertz metalens based on stacked graphene metasurfaces

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Published in 2018 at "Optics Communications"

DOI: 10.1016/j.optcom.2018.07.084

Abstract: Abstract In this paper, we propose and theoretically investigate a tunable stacked graphene metasurface, which can independently manipulate electromagnetic field at different terahertz frequency. By tuning the Fermi levels of graphene ribbons, the designed two-layers… read more here.

Keywords: dual band; thz; tunable dual; band terahertz ... See more keywords
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Tunable dual-band metamaterial absorber at deep-subwavelength scale

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Published in 2021 at "Results in Physics"

DOI: 10.1016/j.rinp.2021.104525

Abstract: Abstract A tunable dual-band metamaterial absorber composed of a gold square ring and a metal film separated by a strontium titanate dielectric is investigated. Two resonance peaks at frequencies 0.162 THz and 0.329 THz with… read more here.

Keywords: band metamaterial; dual band; metamaterial absorber; tunable dual ... See more keywords
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Tunable dual-band perfect metamaterial absorber based on a graphene-SiC hybrid system by multiple resonance modes

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Published in 2018 at "Journal of Physics D: Applied Physics"

DOI: 10.1088/1361-6463/aae75f

Abstract: We propose dynamically tunable dual-band perfect absorption of light in a composite structure, which consists of a graphene ribbon array coated on a dielectric layer, a silicon carbide (SiC) film and a distributed Bragg reflector… read more here.

Keywords: dual band; band perfect; based graphene; tunable dual ... See more keywords
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Tunable dual-band terahertz graphene absorber with guided mode resonances

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Published in 2021 at "Chinese Physics B"

DOI: 10.1088/1674-1056/abaee2

Abstract: A tunable dual-band terahertz absorber is designed and investigated. The unit cell of the proposed absorber consists of a graphene monolayer on a guided-mode resonant filter. The graphene absorber presents >40% absorption at two resonance… read more here.

Keywords: graphene; tunable dual; mode; guided mode ... See more keywords
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Tunable Dual-Wavelength Heterogeneous Quantum Dot Laser Diode With a Silicon External Cavity

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Published in 2018 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2017.2752211

Abstract: We propose a tunable dual-wavelength heterogeneous quantum dot laser diode. The tunable dual-wavelength laser consists of a quantum dot semiconductor optical amplifier as the optical gain medium and an external cavity fabricated from silicon photonics… read more here.

Keywords: laser; dual wavelength; quantum dot; tunable dual ... See more keywords
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Graphene-Based Plasmonic Tunable Dual-Band Bandstop Filter in the Far-Infrared Region

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Published in 2018 at "IEEE Photonics Journal"

DOI: 10.1109/jphot.2018.2876681

Abstract: A tunable dual-band bandstop filter (BSF) in the far-infrared region is proposed based on a graphene surface plasmon. The BSF consists of a graphene waveguide and two graphene-ribbon resonators on the SiO2/Si substrate, supporting waveguide… read more here.

Keywords: dual band; graphene; tunable dual; band ... See more keywords
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Design of a tunable dual-band terahertz absorber based on graphene metamaterial

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Published in 2018 at "Optical Engineering"

DOI: 10.1117/1.oe.57.11.117105

Abstract: Abstract. Based on the tunable electrical and optical properties of graphene, we propose a tunable dual-band graphene-based metamaterial terahertz (THz) absorber. It successively consists of two layers of graphene-ring arrays and a metal ground plate… read more here.

Keywords: design tunable; dual band; band terahertz; tunable dual ... See more keywords
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Magnetically tunable dual-band terahertz absorption based on guided-mode resonance.

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Published in 2022 at "Applied optics"

DOI: 10.1364/ao.457708

Abstract: We propose a magnetically tunable dual-band terahertz (THz) absorber by using an InAs substrate with a subwavelength zero-contrast germanium grating. The results demonstrate that the absorption peaks in this absorber can be dynamically tuned by… read more here.

Keywords: magnetically tunable; dual band; band terahertz; tunable dual ... See more keywords