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The Effect of Nano-SiO2 on the Structural, Electrical and Magnetic Properties of SiO2-LiFe5O8 Glass–ceramics Prepared by Sol Gel Auto-combustion Processing

conference • 2015
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Publication Information
Authors NM Shash, MM Rashad, MG El-Shaarawy, MH Maklad…
Keywords Not Available
Journal conference
Publisher Sumy State University
Volume Not Available
Issue Not Available
Pages Not Available
publication.type International
Paper Link Open Link
Supplementary Materials Not Available
Abstract
The glass–ceramic with the composition x (LiFe5O8)/(100–x) SiO2 (x= 20, 30, 40, 50, 100
wt.%) were prepared by sol gel auto-combustion method. The influence of the SiO2 ratio in
the glass-ceramics strucure prepared was investigated by X-ray diffraction (XRD) and
scanning electron microscopy (SEM). Crystalline phases (LiFe5O8, SiO2, Fe2O3) were
observed by X-ray powder diffraction in the glasses annealed at 800° C for 2h. The
crystallite size was found to increase from 27.29 nm (x= 20%) to 91.48 nm (x= 100%). The ...