%0 Journal Article %T Optical and structural properties of X-doped (X = Mn, Mg, and Zn) PZT nanoparticles by Kramers–Kronig and size strain plot methods %A Khorrami, Gholamhossein %A Khorsand Zak, Ali %A Kompany, Ahmad %A Ramin Yousefi %J Ceramics International %@ 0272-8842 %D 2012