Chalcogen, Deuterium, H-K-O-P

• Al-H-K-O-P
• H-K-O-P-U
• H-K-Ni-O-P
• Co-H-K-O-P
• electronic and electrical properties
• thermal and thermodynamic properties
• structural properties
• phase transitions
• permittivity (dielectric constant)
• orthophosphate
• deuterium
• alkali
• chalcogen
• pnictogen
• tetragonal
• orthorhombic
• monoclinic
• triclinic
• trigonal