| Sample |
Ratio |
Cr/Fe |
Ni/Fe |
Mn/Fe |
| SSPN |
Surface |
0.310 |
- |
- |
|
|
Bulk |
0.250 |
- |
- |
| SSDN |
Surface |
0.237 |
- |
0.126 |
|
|
Bulk |
0.191 |
- |
0.143 |
| SSOP |
Surface |
3.726 |
0.107 |
- |
|
|
Bulk |
0.250 |
0.128 |
- |