Table 2.
Material and apparent densities (g cm−3) and dynamic shape factors (DSF) (±standard deviation) of PM2.5 and CPM during the summer and winter.
| Summer | Winter | |
|---|---|---|
| Material density (g cm−3) | ||
| Cheung et al., 2011a (CPM) | 2.28 ± 0.03 | 2.00 ± 0.09 |
| Cheung et al., 2011b (CPM) | 2.44 ± 0.05 | 2.13 ± 0.03 |
| Sardar et al., 2005 (PM2.5) | 1.71 ± 0.30 | 1.41 ± 0.44 |
|
| ||
| Apparent density (g cm−3) | ||
| Current study (CPM) | 2.21 ± 0.38 | 1.76 ± 0.18 |
| Current study (PM2.5) | 2.16 ± 0.16 | 1.43 ± 0.13 |
|
| ||
| DSF | ||
| CPM | 1.07 ± 0.18 | 1.17 ± 0.13 |
| PM2.5 | 0.79 ± 0.15 | 0.99 ± 0.32 |