Permittivity - circular frequency diagram

• Ba-Nb-O-Pb-Zn
• Ba-Fe-O-Ta
• Ce-O-Y
• Ca-Fe-O-Ta
• Fe-Na-O-P-Ti
• transitional
• chalcogen
• conductor
• oxide
• quaternary
• cubic
• orthorhombic
• monoclinic
• tetragonal