Table 1.
Wavelength (λ), dose (D), exposure time (t), and intensity (I) of UV-C irradiation employed in different studies to achieve inactivation over 99.99 %.
| Reference article | Sample type | Wavelength (λ) nm | Exposure time (t) s | Dose (D) mJ/cm2 | Intensity (I) mW/cm2 (I = D/t) |
|---|---|---|---|---|---|
| Inagaki et al. [39] | SARS-CoV-2 | 280 ± 5 | 60 | 225 | 3.75 |
| Buonanno et al. [40] | α-HCoV-229E β-HCoV-OC43 |
222 | 1500 | 1.7–1.2 | 0.001133–0.0008 |
| Sabino et al. [48] | SARS-CoV-2 | 254 | 49.42 | 108.714 | 2.2 ± 0.2 |
| Storm et al. [49] | SARS-CoV-2 (wet) | 254 | 4 | 3.396 | 0.849 |
| SARS-CoV-2 (dry) | 9 | 7.641 | |||
| Biasin et al. [51] | SARS-CoV-2 | 254 | 15.61 | 16.9 | 1.082 |