Research Article
Structural, Optical, Electrical, and Magnetic Properties of PVA:Gd3+ and PVA:Ho3+ Polymer Films
Table 1
Assignments of FTIR bands of pure PVA and 10 wt% of Gd3+and Ho3+:PVA polymer films.
| Pure PVA (cm−1) | Gd3+:PVA (cm−1) | Ho3+:PVA (cm−1) | Assignment |
| 3101–3524 | 2813–3573 | 2873–3560 | O-H stretching | 1706 | 1709 | 1711 | C=C stretching | 1530 | 1541 | 1541 | C-H bending | 1480 | 1465 | 1468 | CH2 bending | 1230 | 1238 | 1243 | CH + OH bending | 1115 | 1118 | 1125 | CO stretching | 847 | 854 | 856 | C-C stretching | 668 | 675 | 675 | O-H wagging | 562 | 565 | 565 | CO bending | 489 | 489 | 489 | C-Cl bending |
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