Chalcogen, Cuprate, Oxide, Electronic and electrical properties

• O-Sn-Sr
• Cu-La-O-Pb-Sr
• Bi-Ca-Cu-O-Sr
• Ba-Cu-O-Tl
• Fe-O-Sr
• electrical conductivity
• effective mass
• electronic energy gap
• values of electronic energy gap
• valence or charge transfer
• high-tc superconductor
• chalcogen
• cuprate
• oxide
• tetragonal
• orthorhombic
• monoclinic
• triclinic