Table 5 Comparison of the sensitivity and FOM between this work and previous similar works
From: Breaking the Symmetry of a Metal–Insulator–Metal-Based Resonator for Sensing Applications
Reference/year | Structure | Max. sensitivity (nm/RIU) | Max. FOM (1/RIU) |
|---|---|---|---|
[87]/2017 | Two circular cavities | 840 | 100 |
[88]/2018 | Side-coupled stub-hexagon resonators | 550 | 178.00 |
[89]/2019 | Rectangular ring resonator | 1367 | 22.30 |
[26]/2020 | Resonator with taped defects | 1295 | 159.60 |
[90]/2021 | Clockwork spring-shaped resonator | 1210 | 191.16 |
This work | Resonator with a rotational air path | 2800 | 333.30 |