Khalyavin, Quaternary

• Ba-Mn-Nd-O
• Ba-Co-Nd-O
• Ca-Mn-Nd-O
• Ba-Co-O-Tb
• As-Ba-Fe-K
• magnetic properties
• structural properties
• magnetization
• electronic and electrical properties
• magnetic transitions
• quaternary
• transitional
• chalcogen
• oxide
• disordered
• orthorhombic
• tetragonal
• cubic
• monoclinic
• trigonal