1 23 Journal of Materials Science: Materials in Electronics ISSN 0957-4522 Volume 24 Number 12 J Mater Sci: Mater Electron (2013) 24:5023-5034 DOI 10.1007/s10854-013-1517-3 Rietveld analysis, magnetic, vibrational and impedance properties of (Bi 1−x Pr x ) (Fe 1−x Zr x )O 3 ceramics Prakash Chandra Sati, Manisha Arora, Sunil Chauhan, Manoj Kumar & Sandeep Chhoker