Alkaline, Chalcogen, Katano

• Ca-O-Ru-Sr
• Ba-Cu-La-O
• Ca-O-Ru
• Ba-Cu-Fe-O-Y
• Ba-Cu-La-O-Sr
• magnetic properties
• magnetic susceptibility
• structural transitions
• phase transitions
• structural properties
• alkaline
• transitional
• chalcogen
• oxide
• disordered
• orthorhombic
• tetragonal