B-Fe-Nd, Nd-x polyhedra, Rare earth, Trigonal

• B-Fe-Nd-O
• B-Bi-Fe-Nd-O
• B-Fe-H-Nd
• magnetic properties
• thermal and thermodynamic properties
• structural properties
• electronic and electrical properties
• optical properties
• transitional
• lanthanoid
• rare earth
• metalloid
• non-disordered