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Surface atomic composition of magnetite nanoparticles as determined by high resolution XPS, at a take off angle of 45°
| Element | Magnetite | Magnetite with a monolayer of a ATRP initiator | Magnetite with a monolayer PMMA |
|---|---|---|---|
| C1s |
61.3 |
40.6 |
63.5 |
| O1s |
34.2 |
43.5 |
32.0 |
| P2p |
– |
1.3 |
0.8 |
| Fe2p |
4.3 |
13.7 |
2.0 |
| Br3d | – | 0.9 | 0.4 |
