Chalcogen, Disordered, Non-disordered, Kim, Phonons

• Ba-O-Ti
• Ba-Cu-O-Y
• Bi-Fe-O
• Fe-O-Zn
• Ba-Cu-O-Y-Zn
• Raman spectra
• wavenumber of optical phonon
• infrared spectra
• wavenumber of transverse optical phonon
• wavenumber of longitudinal optical phonon
• chalcogen
• non-disordered
• disordered
• transitional
• oxide
• tetragonal
• orthorhombic
• cubic
• hexagonal
• trigonal