Alkali, Chalcogen, Na-Nb-O, Temperature for structural transition

• K-Na-Nb-O
• K-Li-Na-Nb-O-Sb
• K-Li-Na-Nb-O
• Li-Na-Nb-O
• chalcogen
• transitional
• alkali
• oxide
• ferroelectric
• tetragonal
• orthorhombic
• cubic
• trigonal
• monoclinic