H5Rb[AsO4]2 oP88 61

• As-H-O-Rb
• As-H-N-O
• optical properties
• phonons
• structural properties
• wavenumber of optical phonon
• enthalpy change at melting point
• arsenate
• chalcogen
• non-disordered
• tripolyhedral
• quaternary
• orthorhombic