F-Na-Y, Halogen, Lanthanoid

• Er-F-Na-Y-Yb
• F-Na-Tm-Y-Yb
• Eu-F-Na-Y
• Er-F-Na-Y
• F-Na-Tb-Y-Yb
• structural properties
• thermal and thermodynamic properties
• electronic and electrical properties
• optical properties
• luminescence
• rare earth
• alkali
• halogen
• lanthanoid
• transitional
• hexagonal
• cubic
• trigonal
• monoclinic
• orthorhombic