Phase transitions, Ti-x polyhedra

• Ba-O-Ti
• Mg-Nb-O-Pb-Ti
• O-Pb-Ti-Zr
• O-Sr-Ti
• O-Ti
• temperature for congruent melting
• fusion
• structural transitions
• temperature for structural transition
• pressure for structural transition
• transitional
• disordered
• chalcogen
• oxide
• cubic
• tetragonal
• orthorhombic
• monoclinic
• trigonal