Birefringent, Chalcogen, Optical properties, Tetragonal

• Ag-Ga-S
• O-V-Y
• Cu-In-Te
• B-Cu-O
• Al-La-O-Sr
• luminescence
• phonons
• refractive index
• optical absorption
• non-linear optics
• birefringent
• chalcogen
• transitional
• nonmetal
• non-disordered