Ultra-sensitive plasmonic sensing based on gold nanostrip arrays.
Sign Up to like & getrecommendations! Published in 2019 at "Optics letters"
DOI: 10.1364/ol.44.004199
Abstract: The extra-narrow reflection feature in angular dependence of reflectivity of periodic gold nanostrip arrays presents interest for sensing application. We explore its behavior in a modified dielectric environment and characterize the capability for sensing small… read more here.
Keywords: nanostrip arrays; gold nanostrip; sensitive plasmonic; ultra sensitive ... See more keywords
Highly Sensitive Plasmonic Waveguide Biosensor Based on Phase Singularity-Enhanced Goos–Hänchen Shift
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DOI: 10.3390/bios12070457
Abstract: The detection for small molecules with low concentrations is known to be challenging for current chemical and biological sensors. In this work, we designed a highly sensitive plasmonic biosensor based on the symmetric metal cladding… read more here.
Keywords: biosensor based; shift; phase; highly sensitive ... See more keywords
Highly Sensitive Plasmonic Biosensors with Precise Phase Singularity Coupling on the Metastructures
Sign Up to like & getrecommendations! Published in 2022 at "Biosensors"
DOI: 10.3390/bios12100866
Abstract: In this paper, we demonstrated the ability of a plasmonic metasensor to detect ultra-low refractive index changes (in the order of ∆n = 10−10 RIU), using an innovative phase-change material, vanadium dioxide (VO2), as the… read more here.
Keywords: phase singularity; phase; highly sensitive; plasmonic biosensors ... See more keywords