O-V, Optics

• Na-O-V
• O-Sr-V
• Bi-O-V
• O-V-Y
• phonons
• wavenumber of optical phonon
• optical spectra
• luminescence
• infrared spectra
• chalcogen
• transitional
• non-disordered
• nonmetal
• oxide
• monoclinic
• tetragonal
• orthorhombic
• trigonal
• cubic