Ni0.4Cu0.3Zn0.3Gd0.125Fe1.875O4 spinel ferrite powder is successfully synthesized using sol-gel auto combustion technique. The structural, optical and magnetic properties investigated by using X-ray Diffractometer, FTIR Spectrometer, Scanning Electron Microscope and Vibrating Sample Magnetometer (VSM). XRD analysis confirmed that formation of Nano crystalline cubic spinel structure of the sample. The crystallite size of synthesized nanoparticles is about 29.45nm. The IR study support the confirmation spinel structure of Ni0.4Cu0.3Zn0.3Gd0.125Fe1.875O4 sample. Band gap energy Eg obtained using UV-Visible absorption data is about 2.4238 eV. The magnetic properties have been studied from VSM data shows that Ni0.4Cu0.3Zn0.3Gd0.125Fe1.875O4 spinel ferrite is a soft magnetic material.
In Conclusion, Ni0.5Cu03Zn0.3Gd0.125Fe1.875O4 mixed spinel ferrite is prepared via a sol-gel combustion method. XRD pattern revealed that formation of a cubic spinel ferrite structure. IR study concluded that prepared ferrite has cubic spinel ferrite structure. The study of magnetic properties concluded that Ni0.5Cu03Zn0.3Gd0.125Fe1.875O4 Nano ferrite is a soft magnetic material and can be used in cores, coils of low inductance, and in memory storage devices.
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