Electronic and electrical properties, Fe-Nb, Lanthanoid, Tetragonal

• Ba-Fe-Nb-Nd-O
• Ba-Fe-Nb-O-Sm
• Ba-Eu-Fe-Nb-O
• Ba-Fe-Gd-Nb-O
• Fe-La-Nb-O-Pb-Ti-Zr
• permittivity (dielectric constant)
• electrical conductivity
• effective mass
• real part of permittivity
• electric polarization
• rare earth
• transitional
• lanthanoid
• chalcogen
• disordered