Li[NH4][SO4] mP56 14

• H-Li-N-O-S
• Li-O-Rb-S
• Cu-H-Li-N-O-S
• H-Li-N-O-S-Zn
• H-Li-N-O-S-Se
• electronic and electrical properties
• phase transitions
• structural transitions
• temperature for structural transition
• conductivity or resistivity
• alkali
• chalcogen
• ferroelastic
• antiferroelectric
• ferroelectric
• monoclinic