Vom hedt

• Bi-Ca-Cu-Fe-O-Sr
• Bi-Ca-Cu-O-Sr
• Eu-O-Sr-V
• Bi-Ca-Cu-O-Sr-Zn
• Bi-Ca-Cu-Ni-O-Sr
• superconductivity
• electronic and electrical properties
• conductivity or resistivity
• magnetic properties
• electrical resistivity
• transitional
• chalcogen
• alkaline
• high-tc superconductor
• conductor
• orthorhombic
• tetragonal