Chalcogen, Lanthanoid, Oxide, Rare earth, Ionic conductivity

• Ce-O-Sm
• O-P-Rb-Ti-Yb
• La-Li-Nb-O
• Nb-O-P-Rb-Ti-Yb
• La-Li-O-Ti
• rare earth
• oxide
• lanthanoid
• chalcogen
• conductor
• cubic
• orthorhombic
• tetragonal
• hexagonal
• trigonal