An intuitive method for circle fitting is proposed. Assuming an approximate circle(CA,n) for the fitting of some scattered points, it can be imagined that every
Maghemite-silica particulate nanocomposites were prepared by modified 2-step sol-gel process.Superparamagnetic maghemite nanoparticles were successfully produce
The structural and electrical properties of lead free Sr1xLax(Ti0.5 Fe0.5)O3(SLTFO) prepared by standard solid state reaction technique were studied. The X-ray