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XPS N1s peak area ratios for various surfaces.
| BE | 400.5 eV | 402.1 eV | 405.6 eV |
|---|---|---|---|
| FWHM | 1.4 | 1.4 | 1.4 |
| PFPA-silane SAM | 0.41 | 0.41 | 0.18 |
| PFPA-silane:PFB-silane (10:1) SAM | 0.84 | 0.16 | -- |
| PFB-silane SAM | 1.0 | -- | -- |
| PFPA-disulfide SAM | -- | 0.68 | 0.32 |
| ATFP-thiol SAM | 1.0 | -- | -- |
