... "Preparation of SrTi1-xMxO3 (M = Fe, Co, Ni) system and investigation some their properties" The purpose of thesis is: (i) Preparation of SrTi1-xMxO3 (M = Fe, Co, Ni) systems by sol-gel and Pulsed ... the effect of transitional metals Fe, Co, Ni on electromagnetic responses and optical responses of SrTi1-xMxO3 STO materials doped with transition metal (Fe, Co, Ni) are not only interesting and ... = 0.0 ÷ 0.5), from which we define resistance value of grain local, grain boundary, (a): Sample x = 0.0 Data Fit Data Fit 15 (b): SrTi0.9Fe0.1O3 - Z (M ) '' Ω - Z (M ) '' Ω 0 10 10 10 20 Z' (M )...