Ba-Eu, Lanthanoid, Tetragonal

• Ba-Cu-Eu-O
• Ba-Eu-Fe-O
• Ba-Cu-Eu-Fe-O
• Ba-Eu-La-Na-O-Ti
• Ba-Cu-Eu-La-O
• thermal and thermodynamic properties
• electronic and electrical properties
• superconductivity
• magnetic properties
• structural properties
• lanthanoid
• alkaline
• rare earth
• chalcogen
• transitional