Disordered, Oxide, Transitional, Optics

• Ba-Cu-O-Y
• O-Zn
• Fe-O
• O-Ti
• Cu-La-O-Sr
• phonons
• optical spectra
• wavenumber of optical phonon
• Raman spectra
• optical absorption
• oxide
• transitional
• disordered
• chalcogen
• rare earth
• cubic
• orthorhombic
• tetragonal
• trigonal
• hexagonal