Table 1. Foam Characteristics.
| sample | cell size (μm) | density (kg/m3) | porosity (%) |
|---|---|---|---|
| WG | 286 ± 67 | 182 ± 11 | 86 ± 1 |
| WG/CNF | 166 ± 37 | 159 ± 1 | 88 ± 0 |
| WG/GEN | 167 ± 30 | 146 ± 10 | 89 ± 1 |
| WG/GEN/CNF | 186 ± 44 | 135 ± 1 | 90 ± 0 |
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