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Raman band assignment of MB.
| neat MB (aqueous solution) experimental | experimental SERS of 1 mM MB on rGO-Os hybrid films | assignment |
|---|---|---|
| 447 | 445 | skeletal deformation |
| 501 | 496 | skeletal deformation |
| 597 | 591 | skeletal deformation |
| 1042 | 1040 | in-plane bending (C─H) |
| 1091 | in-plane bending (C─H | |
| 1187 | C─N stretching | |
| 1394 | 1385 | in-plane ring deformation (C─H) |
| 1442 | 1441 | asymmetric (C─N) ring stretching |
| 1468 | asymmetric (C─C) ring stretching | |
| 1500 | 1503 | stretching (C─C) ring |
| 1624 | 1623 | stretching (C─C) ring |
