H[NH4]3[SO4]2 mS52 15

• H-N-O-S
• H-O-Rb-Se
• H-K-O-S
• H-O-Rb-S
• Cs-H-O-Se
• structural properties
• electronic and electrical properties
• structural transitions
• phase transitions
• temperature for structural transition
• chalcogen
• quaternary
• nonmetal
• disordered
• ferroelastic
• monoclinic
• triclinic