Conductor, Disordered, Semiconductor, Optical properties

• O-Zn
• As-Ga
• Ba-Cu-O-Y
• Fe-O
• Bi-Fe-O
• phonons
• optical spectra
• optical absorption
• Raman spectra
• luminescence
• disordered
• conductor
• semiconductor
• chalcogen
• transitional
• cubic
• tetragonal
• orthorhombic
• trigonal
• hexagonal