Clathrate, Metalloid, Tripolyhedral, Na4Si23 cP54 223

• Ba-Cu-Ge
• Au-Ba-Si
• Ba-Si
• Ba-Ge-Zn
• Ba-Ga-Ge-Si
• structural properties
• thermal and thermodynamic properties
• electronic and electrical properties
• thermoelectric power
• conductivity or resistivity
• metalloid
• tripolyhedral
• clathrate
• disordered
• alkaline
• cubic