Cell and atoms, Metalloid, Enthalpy or energy, Si

• O-Si
• Al-H-Na-O-Si
• Al-Ca-H-O-Si
• Al-Na-O-Si
• H-Mg-O-Si
• enthalpy of formation
• metalloid
• transitional
• disordered
• chalcogen
• orthorhombic
• tetragonal
• monoclinic
• hexagonal
• cubic