Research Article

Design of Ultrasmall Plasmonic Logic Gates Based on Single Nanoring Dielectric-Metal-Dielectric Waveguide

Table 2

The description of the IL values in dB.

IL (dB) rangesDescriptionAssessment of IL

More than 5Very highBad and inefficient
More than 3–5HighAcceptable
More than 1–3MediumModerate
More than 0-1LowGood
More than −1-0Very lowVery good and efficient
−1 and lessUltralowExcellent and efficient