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| Membranes | Structure parameters | ||||
|---|---|---|---|---|---|
| R q (nm) | R a (nm) | EWC (%) | ε (%) | r m (nm) | |
| Pristine PEN | 3.6 | 2.9 | 73.7 | 66.5 | 42.7 |
| PEN-0.1 | 5.0 | 3.9 | 75.2 | 68.5 | 45.6 |
| PEN-0.3 | 9.7 | 5.1 | 79.6 | 72.8 | 47.6 |
| PEN-0.5 | 14.1 | 9.9 | 83.0 | 76.1 | 52.1 |
| PEN-1.0 | 45.0 | 35.3 | 81.8 | 69.1 | 45.5 |
