Pressure for structural transition, Quaternary

• Cs-H-O-S
• Fe-K-Mo-O
• O-Pb-Ti-Zr
• Ba-Cu-O-Y
• Ba-Cu-La-O
• quaternary
• chalcogen
• transitional
• nonmetal
• disordered
• tetragonal
• monoclinic
• orthorhombic
• trigonal
• cubic