Fig. 9From: Ultra-narrow Band Perfect Absorber and Its Application as Plasmonic Sensor in the Visible Region a Reflectivity dip and FWHM as functions of the triangular gold nanoribbon width d. b Reflectivity dip and FWHM as functions of the gold nanoribbons thickness t 1. c Reflectivity of the resonance dip and FWHM as functions of the triangular gold height t 2 Back to article page