Ge2 Sb2 Te5 -Based Tunable Perfect Absorber Cavity with Phase Singularity at Visible Frequencies.
Sign Up to like & getrecommendations! Published in 2018 at "Advanced materials"
DOI: 10.1002/adma.201706696
Abstract: The metal-dielectric stacks-based asymmetric Fabry-Perot (F-P) cavity systems have recently attracted much interest from the scientific community for realizing perfect absorption over the spectral bands from visible to infrared since they possess a lithography-free design… read more here.
Keywords: absorption; phase; perfect absorption; phase singularity ... 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