Electronic and electrical properties, Fe-Nb, Oxide, Transitional

• Fe-Nb-O-Pb
• Ba-Fe-Nb-O
• Ba-Fe-Nb-O-Ti
• Fe-Nb-O-Pb-Ti-Zr
• Fe-Nb-O-Pb-Y
• permittivity (dielectric constant)
• electrical conductivity
• effective mass
• electronic energy gap
• values of electronic energy gap
• transitional
• chalcogen
• oxide
• disordered
• ferroelectric
• cubic
• tetragonal
• monoclinic
• orthorhombic
• trigonal