نتایج جستجو برای: nano ferrites
تعداد نتایج: 51769 فیلتر نتایج به سال:
Nanotechnology, when this word comes in mind, it gives deep thought of new development communication, medical science, intelligent transport system and many more. Ferrites nanoparticles have great significance owing to their amazing chemical physical properties. In modern era we are developing materials for microwave applications communication devices. Before the discovery semiconductor memory ...
The optical properties of multi-functionalized cobalt ferrite (CoFe2O4), cobalt zinc ferrite (Co0.5Zn0.5Fe2O4), and zinc ferrite (ZnFe2O4) nanoparticles have been enhanced by coating them with silica shell using a modified Stöber method. The ferrites nanoparticles were prepared by a modified citrate gel technique. These core/shell ferrites nanoparticles have been fired at temperatures: 400°C, 6...
Nano size lithium ferrite was prepared through aerosol route and characterized using TEM, XRD, magnetic measurements and Mössbauer spectroscopy. The particle size of as obtained samples were found to be ~10 nm through TEM, that increases upto ~80 nm on annealing at 1200 C. The unit cell parameter ‘a’ calculated using XRD, confirms the formation of α-LiFe5O8. Room temperature Mössbauer spectra o...
Ferrites with spinel structure are the most widespread materials in radio engineering, electronics and communication industry, microwave devices and computer facilities. The change of synthesis temperature of ferrites results in cation redistribution of iron, which updates crystal properties, as macroscopic magnetic properties of ferrites. Among this extensive class of compounds nickel and copp...
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