%0 Journal Article %T Sol–gel combustion synthesis of Zr-doped BaTiO3 nanopowders and ceramics: Dielectric and ferroelectr ic studies %A Aghayan, Mehdi %A Behdani, Mohammad %A علی خرسند زاک %A Manaf Hashim %J Ceramics International %@ 0272-8842 %D 2014