Birefringent, Chalcogen, Nonmetal, Transitional, Optical properties

• Li-Nb-O
• Ag-Ga-S
• Ni-O
• Ba-Na-Nb-O
• Gd-Mo-O
• phonons
• refractive index
• optical absorption
• luminescence
• non-linear optics
• transitional
• nonmetal
• birefringent
• chalcogen
• non-disordered
• tetragonal
• trigonal
• orthorhombic
• cubic
• monoclinic