Electronic and electrical properties, Nb, Nonmetal

• Mg-Nb-O-Pb-Ti
• K-Na-Nb-O
• Nb-O-Pb-Ti-Zn
• Nb-Se
• Bi-Nb-O-Sr
• permittivity (dielectric constant)
• dielectric loss tangent
• ferroelectric transitions
• conductivity or resistivity
• transitional
• nonmetal
• chalcogen
• ferroelectric
• oxide
• tetragonal
• orthorhombic
• cubic
• trigonal
• monoclinic