Lanthanoid, Rare earth, Phase transitions

• Ca-La-Mn-O
• La-Mn-O-Sr
• Ca-Mn-O-Pr
• Ba-Cu-La-O
• Gd-Ge-Si
• fusion
• temperature for congruent melting
• phase diagram
• structural transitions
• lanthanoid
• rare earth
• transitional
• ternary
• orthorhombic
• tetragonal
• cubic
• hexagonal
• monoclinic