De la mora

• Ba-Cu-O-Y
• Bi-Ir-O-Sr
• O-Ru-Sr
• Bi-Ir-O
• B-Mg
• structural properties
• electronic and electrical properties
• conductivity or resistivity
• electrical resistivity
• optical properties
• transitional
• chalcogen
• disordered
• conductor
• non-disordered
• cubic
• orthorhombic
• hexagonal
• tetragonal