Conductor, Disordered, Transitional, Hexagonal, Phonons

• O-Zn
• Co-O-Zn
• Ba-Fe-O
• Mn-O-Zn
• Co-Na-O
• Raman spectra
• wavenumber of optical phonon
• infrared spectra
• wavenumber of longitudinal optical phonon
• phonon dispersion
• transitional
• conductor
• disordered
• chalcogen
• semiconductor