Chalcogen, Lanthanoid, LaFeAsO oS16 67

• As-Fe-La-O
• As-Fe-O-Sm
• As-Ce-Fe-O
• As-Fe-O-Pr
• As-Fe-Nd-O
• magnetic properties
• electronic and electrical properties
• conductivity or resistivity
• magnetic transitions
• phase transitions
• chalcogen
• pnictogen
• lanthanoid
• rare earth
• transitional
• orthorhombic
• monoclinic