Bieger

• Ba-Cu-O-Y
• Mo-Pb-S
• Cu-O
• Cu-O-Y
• O-Y
• phase transitions
• phase diagram
• electronic and electrical properties
• superconductivity
• transitional
• chalcogen
• oxide
• non-disordered
• rare earth
• orthorhombic
• cubic
• trigonal
• monoclinic
• tetragonal