Alkali, Orthorhombic, Structural transitions

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