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EDS elemental analysis of graphene over Al-foil/PET and Al2O3/Al-foil/PET.
| Elements | Samples | ||
|---|---|---|---|
| Graphene/Al-foil | Graphene/Al2O3/Al-foil | ||
| C K | Weight % | 34.90 | 39.39 |
| Atomic % | 54.39 | 57.88 | |
| O K | Weight % | 0.94 | 5.51 |
| Atomic % | 1.10 | 6.08 | |
| Al K | Weight % | 64.16 | 55.10 |
| Atomic % | 44.51 | 36.04 | |
