Effects of Zr substitution on structural, morphological, and magnetic properties of bismuth iron oxide phases
Asif A1, Hassan M1, †, Riaz S2, Naseem S2, Hussain SS2
       

(color online) Plots of crystallite size of BiFeO3,Bi2Fe4O9 and Bi24(Bi1.04Fe0.84)O40 versus Zr doping content.