Li-Nb-O, Nb-x polyhedra, Raman spectra

• Li-Na-Nb-O
• K-Li-Nb-O
• K-Li-Na-Nb-O
• La-Li-Nb-O-Ti
• chalcogen
• transitional
• alkali
• disordered
• oxide
• trigonal
• tetragonal
• orthorhombic
• cubic
• monoclinic