Alkali, Chalcogen, Non-disordered, Na-Nb-O, Trigonal

• Li-Na-Nb-O
• K-Na-Nb-O-P
• Ba-Na-Nb-O
• Ba-Mn-Na-Nb-O
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• phase transitions
• optical properties
• transitional
• non-disordered
• alkali
• chalcogen
• oxide