Table 1.
Comparisons of pixel size and response/recovery time with the previously reported humidity‐tunable F–P etalons
| [Ref.] (Year) | Polymer | Top layer material | Pixel size [µm] | Response time [ms] | Recovery time [ms] |
|---|---|---|---|---|---|
| Ours (2022) | PVA | Ag NPs | 0.7 | 441 | 333 |
| [ 34 ] (2022) | Chitosan | Ag NPs + SCN ligands | 2 | 119 | 107 |
| [ 34 ] (2022) | Chitosan | Ag NPs + OLA ligands | 2 | 304 | 394 |
| [ 34 ] (2022) | Chitosan | Ag film | N/A | 3,800,000 | 3,000,000 |
| [ 35 ] (2019) | Chitosan | Ag film | N/A | 3,800,000 | 3,000,000 |
| [ 38 ] (2019) | Cellulose | Au film | N/A | 600,000 | 600,000 |
| [ 32 ] (2021) | PVA | Pt film | 5 | — | — |
| [ 31 ] (2022) | PVA | Ag film | 2 | ≈10,000 | ≈10,000 |
| [ 39 ] (2021) | Poly‐acrylamidobenzophenone | Au film | N/A | 21,600,000 | 21,600,000 |