Alkali, Chalcogen, Orthorhombic

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