Ba4(Ba0.33Cu0.33Yb0.33)Cu2YbO8.67 tP18 123

• Ba-Cu-O-Y
• Ba-Cu-O-Yb
• Ba-Cu-O-Tm
• Ba-Cu-Eu-O
• Ba-Cu-Gd-O
• structural properties
• valence or charge transfer
• electronic and electrical properties
• fusion
• lowest temperature of investigation
• quaternary
• alkaline
• rare earth
• chalcogen
• transitional
• tetragonal