Alkaline, Chalcogen, Transitional, Terzioglu, Tetragonal

• Bi-Ca-Cu-O-Pb-Sr
• Ca-La-Mn-O-Y
• Bi-Ca-Cu-O-Pb-Sr-Y
• Ca-Eu-La-Mn-O
• Ca-Gd-La-Mn-O
• electronic and electrical properties
• conductivity or resistivity
• superconductivity
• electrical resistivity
• superconducting transition temperature
• oxide
• transitional
• alkaline
• chalcogen
• intermediate valence