Articles with "tunable plasmonic" as a keyword



Molybdenum Oxide Nanosheets with Tunable Plasmonic Resonance: Aqueous Exfoliation Synthesis and Charge Storage Applications

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Published in 2018 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201806699

Abstract: Herein, a simple aqueous-exfoliation strategy is introduced for the fabrication of a series of MoO3−x nanosheets (where x stands for oxygen vacancies) using two commercial molybdenum oxide precurso ... read more here.

Keywords: oxide nanosheets; nanosheets tunable; aqueous exfoliation; molybdenum oxide ... See more keywords
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A highly sensitive and tunable plasmonic sensor based on a graphene tubular resonator

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Published in 2020 at "Optics Communications"

DOI: 10.1016/j.optcom.2019.124686

Abstract: Abstract A novel configuration of dynamically tunable surface plasmon polaritons (SPPs) is proposed based on two waveguides and one nanotube graphene in the terahertz range and is numerically investigated as a highly sensitive sensor. In… read more here.

Keywords: plasmonic sensor; graphene; highly sensitive; sensor ... See more keywords

Thermodynamically induced in Situ and Tunable Cu Plasmonic Behaviour

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Published in 2018 at "Scientific Reports"

DOI: 10.1038/s41598-018-20478-y

Abstract: The Cu nanoparticles (Cu NPs) were grown in soda-lime glass matrix through Cu+ ↔ Na+ ion exchange methods under thermal annealing in an open environment and studied variation in their size on tunable plasmonic behaviour, optical absorption… read more here.

Keywords: induced situ; situ tunable; behaviour; plasmonic behaviour ... See more keywords

A CO2-tunable plasmonic nanosensor based on the interfacial assembly of gold nanoparticles on diblock copolymers grafted from gold surfaces

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Published in 2018 at "RSC Advances"

DOI: 10.1039/c8ra02934b

Abstract: A general stepwise strategy for the fabrication of CO2-tunable plasmonic nanosensors was described for the first time, based on gold surface functionalization by CO2-responsive poly(N,N-diethylaminoethyl methacrylate) (PDEAEMA) brushes via a surface-initiated atom transfer radical polymerization… read more here.

Keywords: gold nanoparticles; surface; plasmonic nanosensor; co2 tunable ... See more keywords

Electronically Controlled Semiconductor Nanoparticle Array for Tunable Plasmonic Metasurfaces

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Published in 2024 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2024.3365655

Abstract: Plasmonic Metasurfaces (PMs) offer unprecedented ways to manipulate optical wavefronts with an ultra-thin layer of materials. Until recently, the research efforts have focused on designing passive metasurfaces. However, gaining high-speed, reversible control over individual pixels… read more here.

Keywords: semiconductor; tunable plasmonic; controlled semiconductor; high speed ... See more keywords

Thermophoresis suppression by graphene layer in tunable plasmonic tweezers based on hexagonal arrays of gold triangles: numerical study.

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Published in 2021 at "Optics express"

DOI: 10.1364/oe.433519

Abstract: Taking advantage of highly confined evanescent fields to overcome the free-space diffraction limit, we show plasmonic tweezers enable efficient trapping and manipulation of nanometric particles by low optical powers. In typical plasmonic tweezers, trapping/releasing particles… read more here.

Keywords: graphene layer; thermophoresis suppression; gold; tunable plasmonic ... See more keywords

Electrically tunable plasmonic metasurface as a matrix of nanoantennas

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Published in 2024 at "Nanophotonics"

DOI: 10.1515/nanoph-2023-0796

Abstract: Abstract We report the fabrication and characterization of a plasmonic metasurface comprising electrically-contacted sub-wavelength gold dipole nanoantennas, conformally coated by a thin hafnia film, an indium tin oxide layer and a backside mirror, forming metal–oxide–semiconductor… read more here.

Keywords: plasmonic metasurface; matrix nanoantennas; tunable plasmonic; electrically tunable ... See more keywords