Structural, Optical, Electrical, and Magnetic Properties of PVA:Gd3+ and PVA:Ho3+ Polymer Films

<div>(a, b) Magnetization dependence of the applied field for (a) PVA:Gd3+ and (b) PVA:Ho3+ polymer films.</div>

Indian Journal of Materials Science

Figure 9: Structural, Optical, Electrical, and Magnetic Properties of PVA:Gd3+ and PVA:Ho3+ Polymer Films