Alkali, H-K-O-P, Hexagonal

• Eu-H-K-O-P
• H-Ho-K-O-P
• Dy-H-K-O-P
• Er-H-K-O-P
• H-K-Lu-O-P
• thermal and thermodynamic properties
• electronic and electrical properties
• phonons
• optical properties
• structural properties
• pnictogen
• chalcogen
• alkali
• disordered