H2[NH4][PO4] oP24 19

• H-N-O-P
• H-N-O-P-Rb
• As-H-N-O
• H-K-N-O-P
• Cu-H-N-O-P
• electronic and electrical properties
• ferroelectric transitions
• phase transitions
• structural transitions
• temperature for structural transition
• pnictogen
• chalcogen
• antiferroelectric
• nonmetal
• quaternary
• orthorhombic