Ba-Nb-O-Sr, Electronic and electrical properties, Nb-x polyhedra, Tetragonal

• Ba-K-Na-Nb-O-Sr
• Ba-Ca-Nb-O-Sr
• Ba-Bi-Nb-O-Sr-Ti
• Ba-Cr-Nb-O-Sr
• permittivity (dielectric constant)
• electrical conductivity
• ferroelectric transitions
• ferroelectric Curie temperature
• effective mass
• transitional
• chalcogen
• alkaline
• disordered
• ferroelectric