Bi2Nb2O9Sr, Chalcogen, Pnictogen

• Bi-Nb-O-Sr
• electronic and electrical properties
• permittivity (dielectric constant)
• structural properties
• conductivity or resistivity
• optical properties
• pnictogen
• chalcogen
• alkaline
• sillen-aurivillius
• transitional
• orthorhombic
• tetragonal