Chalcogen, Phase transitions, Tetragonal, Zr-x polyhedra

• O-Pb-Ti-Zr
• Ba-Ca-O-Ti-Zr
• La-O-Pb-Ti-Zr
• Ba-O-Ti-Zr
• O-Zr
• fusion
• temperature for congruent melting
• structural transitions
• temperature for structural transition
• pressure for structural transition
• chalcogen
• transitional
• disordered
• oxide