Alkaline, Chalcogen, Ba-Si

• Ba-O-Si
• Al-Ba-O-Si
• Ba-Cu-O-Si
• Ba-Fe-Nb-O-Si
• Ba-O-Si-Ti
• thermal and thermodynamic properties
• structural properties
• electronic and electrical properties
• phase transitions
• thermal expansion
• chalcogen
• metalloid
• alkaline
• transitional
• monoclinic
• orthorhombic
• hexagonal
• trigonal
• tetragonal