P121/n1, Transitional, Wavenumber of optical phonon

• Cr-H-La-O
• Cr-H-O-Pr
• Cr-H-Nd-O
• Ag-Mo-O-Se
• Ba-O-Pr-Th-V
• transitional
• chalcogen
• non-disordered
• quaternary
• rare earth
• monoclinic
• triclinic