Abstract
The sol-gel auto combustion route was used to synthesis Mn-Cu-Cd-Gd ferrite\graphene nanoplatelets composites having chemical formula Mn0.5Cu0.25Cd0.25Fe1.97Gd0.03O4/Graphene nanoplatelets (MCCFG/GNPs composites) (where GNPs wt% = 0.0wt%, 1.25wt%, 2.5wt%, 3.75wt%, 5wt%). The incorporation of GNPs in the MCCFG sample enhanced the crystallite size from 35.89 nm to 58.92 nm. Raman modes of vibration also confirmed the spinel structure. The resistivity was reduced and optical bandgap energy was increased with increasing content of GNPs. Moreover, both dielectric constant and saturation magnetization was reduced with the insertion of GNPs in the MCCGF spinel lattice.
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