Conductivity or resistivity, Cu-Hg, Transitional

• Ba-Ca-Cu-Hg-O
• Ba-Ca-Cu-Hg-O-Tl
• Ba-Cu-Hg-O
• Ag-Cu-Hg-I
• Ce-Cu-Gd-Hg-O-Sr-W
• electrical resistivity
• electrical conductivity
• transitional
• conductor
• chalcogen
• alkaline
• high-tc superconductor
• tetragonal
• orthorhombic
• trigonal