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   Articles with "silicon nanospheres" as a keyword



Helicity-Preserving Optical Metafluids.

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recommendations! Published in 2023 at "Nano letters"

DOI: 10.1021/acs.nanolett.3c01026

Abstract: A colloidal suspension of photonic nanostructures exhibiting optical magnetism is dubbed an optical metafluid. A promising constituent of a metafluid is a nanosphere of high-refractive index dielectrics having the magnetic-type Mie resonances in the optical… read more here.

Keywords: helicity preserving; metafluid; preserving optical; helicity ... See more keywords

Attonewton Force Resolution Measurements with Silicon Nanospheres at the Thermal Noise Limit in Ambient-Temperature Liquids

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recommendations! Published in 2025 at "Nano Letters"

DOI: 10.1021/acs.nanolett.5c02698

Abstract: Precise force measurements are crucial for understanding fundamental physics or nanoscale interactions, such as those of molecular machines in biology. Optical tweezers are versatile force transducers for such measurements, enabling meticulous manipulation of small particles.… read more here.

Keywords: temperature; force resolution; force measurements; force ... See more keywords

Polymer-Shell Coating of Mie-Resonant Silicon Nanospheres for Controlled Fabrication of Self-Assembled Monolayer

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recommendations! Published in 2025 at "ACS Applied Nano Materials"

DOI: 10.1021/acsanm.5c02548

Abstract: A polymer shell offers a unique opportunity to tailor structural and optical properties of optically functional nanoparticles and their ensembles. Here, we develop a process to coat Mie-resonant silicon nanospheres (Si NSs) with a thermoresponsive… read more here.

Keywords: mie resonant; shell; resonant silicon; self assembled ... See more keywords

Photoluminescence from FRET pairs coupled with Mie-resonant silicon nanospheres.

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recommendations! Published in 2024 at "Nanoscale"

DOI: 10.1039/d3nr06290b

Abstract: Optically resonant nanoparticles decorated with donor-acceptor molecular pairs have been attracting attention for applications as nanoprobes in bioimaging and biosensing. We produced composite nanoparticles composed of donor-acceptor molecular pairs and silicon nanospheres (Si NSs) with… read more here.

Keywords: silicon nanospheres; mie resonances; photoluminescence; acceptor ... See more keywords

Fabrication of silicon nanospheres placeable on a desired position for dielectric metamaterials in the visible region

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recommendations! Published in 2021 at "Optical Materials Express"

DOI: 10.1364/ome.415313

Abstract: We proposed a fabrication method for silicon nanospheres with diameters of 100-200 nm at arbitrary locations by using electron-beam lithography and hydrogen annealing. The nanospheres showed a strong magnetic field response in the visible region… read more here.

Keywords: visible region; position; fabrication; silicon nanospheres ... See more keywords