We numerically and theoretically investigate a highly sensitive and tunable plasmonic
refractive index sensor that is composed of a metal-insulator-metal waveguide with a side …

A surface plasmon polariton refractive index sensor based on Fano resonances in metal–
insulator–metal (MIM) waveguides coupled with rectangular and ring resonators is proposed …

Herein, the design for a tunable plasmonic refractive index nanosensor is presented. The
sensor is composed of a metal–insulator–metal waveguide with a baffle and a circular split …

Plasmonics offers strong light localization into subwavelength dimensions beyond the
diffraction limit. Therefore, plasmonics has a significant impact on realizing nanoscale …

Fano resonance is a pervasive resonance phenomenon which can be applied to high
sensitivity sensing, perfect absorption, electromagnetic-induced transparency, and slow-light …

Surface plasmon resonance (SPR) biosensors consisting of alternate layers of silver (Ag)
and TiO2 thin film have been proposed as a high sensitivity biosensor. The structure not only …

Herein, a compact refractive index nanosensor comprising a metal-insulator-metal (MIM)
waveguide with symmetric two triangle stubs coupled with a circular split-ring resonance …

In this paper, multiple tunable Fano resonances are firstly achieved in an end-coupled
system composed of a rectangular cavity and an inverted U-shaped groove. Through …

Surface plasmon polaritons (SPPs) have shown unprecedented potential for miniaturizing
photonic devices beyond the optical diffraction limit. However, their high intrinsic loss from …

Featured Application The values of the refractive index have a linear relationship with the
concentration of hemoglobin at all wavelengths. By means of measuring the refractive index …