Alkali, Non-disordered, Structural transitions, Tetragonal

• H-K-O-P
• K-Nb-O
• H-O-P-Rb
• As-Fe-Na
• As-H-K-O
• temperature for structural transition
• pressure for structural transition
• pressure derivative of transition temperature
• structural transition
• alkali
• non-disordered
• chalcogen
• nonmetal
• transitional