Chalcogen, Quaternary, Epjbfy, Orthorhombic

• Ca-Co-O-Pr
• Ca-La-Mn-O
• As-Fe-O-Pr
• As-Fe-La-O
• As-Fe-O-Sm
• electronic and electrical properties
• magnetic properties
• magnetization
• phase transitions
• structural transitions
• chalcogen
• transitional
• quaternary
• rare earth
• lanthanoid