Alkali, Nonmetal, Orthorhombic, Structural transitions

• H-Li-N-O-S
• Cl-Rb-Zn
• H-K-O-P
• C-Rb
• Na-Nb-O
• temperature for structural transition
• pressure for structural transition
• pressure derivative of transition temperature
• alkali
• nonmetal
• chalcogen
• transitional
• ferroelectric