Chalcogen, Deuterium, Quaternary, H-O, Structural transitions

• H-N-O-Se
• H-K-O-P
• Cs-H-O-P
• As-H-K-O
• H-N-O-S
• temperature for structural transition
• pressure derivative of transition temperature
• pressure for structural transition
• chalcogen
• deuterium
• quaternary
• pnictogen
• nonmetal
• monoclinic
• tetragonal
• orthorhombic
• triclinic
• trigonal