Ba-Ca-Cu-O-Tl, Conductor, Transitional, Electric properties, Tetragonal

• Ba-Ca-Cu-Hg-O-Tl
• Ba-Ca-Cu-O-Tl-Y
• Ba-Ca-Cu-Hg-O-Sm-Tl
• Ba-Ca-Cu-Hg-O-Tl-Yb
• conductivity or resistivity
• electrical resistivity
• valence or charge transfer
• conductor
• high-tc superconductor
• alkaline
• chalcogen
• transitional