Alkali, Halogen, Non-disordered, Nonmetal, Pressure for structural transition

• Cl-Na
• Cs-I
• I-Rb
• Cl-Rb
• I-K-O
• nonmetal
• halogen
• alkali
• non-disordered
• binary
• cubic
• tetragonal
• trigonal
• orthorhombic
• monoclinic