Optical properties, P121/c1, Quaternary, Transitional

• F-Hg-Sb-Xe
• K-Nb-S-Ta
• H-Mo-O-Zn
• F-N-O-Re
• Ca-La-O-Ti
• phonons
• wavenumber of optical phonon
• Raman spectra
• optical absorption
• vibrational spectra
• transitional
• quaternary
• chalcogen
• non-disordered
• halogen
• monoclinic