Chalcogen, Quaternary, Transitional, Kataev

• Ir-Na-Ni-O
• Cu-Ir-La-O
• Fe-Ir-Na-O
• Ir-Na-O-Zn
• As-Fe-Gd-O
• magnetic properties
• magnetic susceptibility
• resonance spectra
• magnetization
• magnetic transitions
• transitional
• quaternary
• chalcogen
• oxide
• disordered
• trigonal
• tetragonal
• orthorhombic
• hexagonal
• triclinic