Alkali, Chalcogen, Disordered, Monoclinic, Structural transitions

• K-Na-Nb-O
• H-Na-O-Se
• Na-O-V
• H-Li-N-O-S
• Cs-H-O-P
• temperature for structural transition
• pressure for structural transition
• pressure derivative of transition temperature
• structural transition
• chalcogen
• disordered
• alkali
• nonmetal
• quaternary