[H3O]Ce3W17[AsO4]2O53[H2O]30 aP200 2

• As-Eu-H-O-W
• As-H-O-Sm-W
• As-Ce-H-O-W
• As-Gd-H-O-W
• As-H-O-Pr-W
• optical properties
• phonons
• structural properties
• wavenumber of optical phonon
• vibrational spectra
• metalloid
• rare earth
• lanthanoid
• chalcogen
• non-disordered
• triclinic