Koteswara rao

• Al-Mn-O-P-Sb
• Fe-Mn-O-P-Sb
• Cr-Mn-O-P-Sb
• Ag-Ga-O-P-Ta
• Ag-Al-O-P-Ta
• structural properties
• phonons
• optical properties
• electronic and electrical properties
• magnetic properties
• transitional
• chalcogen
• quinary
• pnictogen
• metalloid
• trigonal
• monoclinic