Square pyramid 5-vertex, Transitional

• Ba-Cu-O-Y
• Cu-La-O-Sr
• Cu-La-O
• Ba-Ca-Cu-O-Tl
• Ru-Si-U
• thermal and thermodynamic properties
• magnetic properties
• electronic and electrical properties
• structural properties
• conductivity or resistivity
• transitional
• non-disordered
• chalcogen
• disordered
• rare earth
• tetragonal
• orthorhombic
• monoclinic
• triclinic
• cubic