Lanthanoid, Transitional, Tetragonal, Y-Yb

• Na-O-W-Y-Yb
• F-Li-Y-Yb
• Er-Ho-O-Tm-V-Y-Yb
• Dy-Er-Gd-Ho-O-P-Y-Yb
• Dy-Er-Gd-H-O-Si-Y-Yb
• thermal and thermodynamic properties
• electronic and electrical properties
• optical properties
• luminescence
• valence or charge transfer
• lanthanoid
• transitional
• rare earth
• chalcogen
• disordered