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)	Gd^3+:PVA (cm^−1)	Ho^3+: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