Alkali, Metalloid, Ge-Na

• Fe-Ge-Na-O
• Ge-Na-O
• Ge-Na-Se
• Ge-H-Na-O
• thermal and thermodynamic properties
• structural properties
• electronic and electrical properties
• phase transitions
• thermal expansion
• alkali
• metalloid
• chalcogen
• non-disordered
• monoclinic
• orthorhombic
• cubic
• triclinic
• trigonal