Alkaline, Oxide, Ba-Nb, Phase transitions

• Ba-Nb-O-Ti
• Ba-Na-Nb-O
• Ba-Nb-O
• Ba-Nb-O-Sr
• Ba-Ca-Nb-O
• fusion
• temperature for congruent melting
• structural transitions
• temperature for structural transition
• phase diagram
• transitional
• alkaline
• chalcogen
• oxide
• disordered
• tetragonal
• cubic
• trigonal
• orthorhombic
• monoclinic