Ba-Eu, Lanthanoid, Rare earth

• Ba-Cu-Eu-O
• Ba-Eu-Fe-O
• Ba-Cu-Eu-O-Pr
• Ba-Co-Eu-O
• Ba-Eu-O-Ti
• thermal and thermodynamic properties
• structural properties
• electronic and electrical properties
• optical properties
• magnetic properties
• rare earth
• lanthanoid
• alkaline
• chalcogen
• transitional
• orthorhombic
• tetragonal
• cubic
• hexagonal
• monoclinic