Alkaline, Khim

• Ba-Cu-O-Y
• As-Ba-Fe-K
• As-Co-Fe-Sr
• Ba-Cu-Gd-O
• Ba-Cu-O-Yb
• superconductivity
• superconducting transition temperature
• values of superconducting transition temperature
• electronic and electrical properties
• conductivity or resistivity
• alkaline
• transitional
• quaternary
• disordered
• antiferromagnetic
• orthorhombic
• tetragonal