Electronic and electrical properties, Fe-O-Sr-Ti, Sr-x polyhedra

• Bi-Fe-O-Sr-Ti
• As-Fe-Mg-O-Sr-Ti
• Fe-La-O-Sr-Ti
• Fe-O-Pb-Sr-Ti
• conductivity or resistivity
• electrical conductivity
• permittivity (dielectric constant)
• activation energy
• effective mass
• disordered
• transitional
• alkaline
• chalcogen
• oxide
• cubic
• tetragonal
• trigonal
• monoclinic
• orthorhombic