Chalcogen, Rare earth, Fe-Ho-O

• Bi-Fe-Ho-O
• B-Fe-Ho-O
• Ba-Fe-Ho-O
• Cu-Fe-Ho-O-Sr
• thermal and thermodynamic properties
• structural properties
• magnetic properties
• electronic and electrical properties
• phase transitions
• transitional
• rare earth
• chalcogen
• lanthanoid
• oxide
• cubic
• orthorhombic
• trigonal
• tetragonal
• monoclinic