Khalil

• Bi-Ca-Cu-O-Sr
• Ba-Cu-Er-O
• Ba-Cu-Nd-O
• Ba-Cu-Gd-O
• Al-O
• superconductivity
• structural properties
• critical current density
• electronic and electrical properties
• conductivity or resistivity
• oxide
• chalcogen
• transitional
• conductor
• metal
• orthorhombic
• monoclinic
• cubic
• trigonal