Alkaline, Quaternary, Transitional, Kemmler sack

• Bi-Fe-O-Sr
• Fe-O-Pb-Sr
• Ba-O-U-Y
• Ba-Cu-O-Y
• Ba-Co-Ir-O
• structural properties
• electronic and electrical properties
• magnetic properties
• conductivity or resistivity
• electrical resistivity
• quaternary
• transitional
• alkaline
• chalcogen
• oxide
• trigonal
• tetragonal
• cubic
• hexagonal
• orthorhombic