Li[NH4][SO4] oP28 33, Pnictogen

• H-Li-N-O-S
• Cu-H-Li-N-O-S
• H-Li-N-O-S-Se
• H-Li-N-O-S-Zn
• K-O-P-Zn
• electronic and electrical properties
• phase transitions
• structural transitions
• thermal and thermodynamic properties
• temperature for structural transition
• pnictogen
• alkali
• chalcogen
• ferroelectric
• conductor
• orthorhombic