Kim, Quaternary, Tetragonal

• Bi-Mn-O-Sr
• As-Ba-Co-Fe
• Nb-O-Sr-Ti
• As-Co-Fe-Sr
• Fe-Mo-O-Sr
• magnetic properties
• electronic and electrical properties
• structural properties
• optical properties
• magnetization
• quaternary
• transitional
• disordered
• chalcogen
• rare earth