P121/n1, Phonons, Quaternary, Rare earth

• Cr-H-O-Pr
• Cr-H-Nd-O
• Cr-H-La-O
• H-O-Pr-S
• Dy-H-O-S
• wavenumber of optical phonon
• infrared spectra
• Raman spectra
• vibrational spectra
• wavenumber of longitudinal optical phonon
• quaternary
• rare earth
• chalcogen
• non-disordered
• lanthanoid
• monoclinic