Alkali, Chalcogen, Non-disordered, Transitional, Orthorhombic

• Na-Nb-O
• Fe-Li-O-P
• Na-O-V
• K-O-P-Ti
• K-Nb-O
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• magnetic properties
• phase transitions
• transitional
• non-disordered
• chalcogen
• alkali