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XPS Surface Characterization for O, N, and C Performed for PNF2A Membrane Compared to Literature Values for DOW NF-270 Membrane
| PNF2A, Experimental Data | DOW NF-27019 | |||
|---|---|---|---|---|
| peak | peak BE (eV) | atomic % | peak | atomic % |
| O 1s | 532.21 | 24.36 | O 1s | 22.3 |
| N 1s | 400.16 | 10.27 | N 1s | 7.5 |
| C 1s | 286.03 | 65.37 | C 1s | 64.4 |
| C/O/N ratio | 6.4:2.4:1 | C/O/N ratio | 8.6:3:1 | |
