Chalcogen, Conductor, Semiconductor, Hexagonal, Phonons

• O-Zn
• Co-O-Zn
• Ba-Fe-O
• Cd-S
• Ga-Se
• Raman spectra
• wavenumber of optical phonon
• infrared spectra
• wavenumber of longitudinal optical phonon
• energy of optical phonon
• semiconductor
• chalcogen
• conductor
• transitional
• disordered