Na5YSi4O12 hR444 167

• Na-O-Si-Y
• Dy-Na-O-Si
• Na-O-Si-Yb
• Na-Nd-O-Si-Y
• Na-O-Sc-Si
• structural properties
• optical properties
• thermal and thermodynamic properties
• values of luminescence
• thermal expansion
• alkali
• rare earth
• metalloid
• chalcogen
• quaternary
• trigonal