H[NH4]3[SO4]2 hR57 166

• H-N-O-S
• H-N-O-Rb-S
• Ba-O-Sr-V
• electronic and electrical properties
• structural transitions
• phase transitions
• temperature for structural transition
• structural properties
• chalcogen
• nonmetal
• pnictogen
• quaternary
• disordered
• trigonal