Alkaline, Ba-Ca-Cu-O-Tl, Tetragonal, Values of superconducting transition temperature

• Ba-Ca-Cu-Hg-O-Tl
• Ba-Ca-Cu-O-Tl-Zn
• Ba-Ca-Cu-K-O-Tl
• Ba-Ca-Cu-O-Sr-Tl
• alkaline
• high-tc superconductor
• chalcogen
• conductor
• transitional