Research Article
Designing Gold Nanoparticle-Ensembles as Surface Enhanced Raman Scattering Tags inside Human Retinal Cells
Table 1
Raman and SERS bands of L-ascorbic acid and their vibrational assignment
| Raman | SERS | Vibrational assignmenta |
| 743w | 763s | O–H out of plane def. | 798sh | 800 | O–H out of plane def. | 820s | 819 | C=C str in ring | 87 m | 883 | C=C str in ring | 993w | 1012 | C–H bend; O–H bend | 1025m | 1030 | C–O–H bend | 1064w | 1061 | C–O–C str. | 1128vs | 1190 | C–O–C str. | 1198w | 1211 | C–C(=O)–O str. | 1225w | | | 1256s | | C–O–C bend+tw | 1295m | 1270 | | 1319s | 1322 | C–H bend | 1372w | 1380 | C–O–H bend+ CH2 w | 1451w | 1441s | C–H bend+ CH2 sc | 1489w | 1488m | C–H bend | 1498 m | 1504w | C–H bend | 1656s split | 1584 triplet | C=C str in ring |
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aReferences [34–36].
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