Electronic and electrical properties, Eu-x polyhedra, Transitional

• Ba-Cu-Eu-O
• Ce-Cu-Eu-O-Ru-Sr
• Eu-Mn-O-Sr
• As-Eu-Fe
• Eu-Mo-S
• electrical conductivity
• effective mass
• conductivity or resistivity
• electronic energy gap
• values of electronic energy gap
• transitional
• rare earth
• lanthanoid
• disordered
• chalcogen
• tetragonal
• orthorhombic
• cubic
• monoclinic
• hexagonal