Table 1.
Deposition fraction in the HRTM [1]. A breathing rate of 1.2 m3.h−1 is assumed. Geometric standard deviation (GSD) of 1.3 and 2.0 for unattached and attached particles. respectively. a unit of density and a shape factor are used for all modes.
| Deposition fraction (%) | |||
|---|---|---|---|
| Regiona | AMTD (1 nm) | AMAD (60 nm) | AMAD (500 nm) |
| ET1 | 51.91 | 3.85 | 10.68 |
| ET2 | 27.96 | 2.08 | 5.75 |
| BB | 7.93 | 0.93 | 0.60 |
| bb | 10.05 | 6.53 | 1.42 |
| AI | 0.59 | 27.90 | 9.05 |
| Total | 98.43 | 41.29 | 27.51 |
aET1. anterior nasal passage; ET2. posterior nasal passage. pharynx and larynx; BB. bronchial; bb. bronchiolar. AI. alveolar interstitial.