Alkali, Chalcogen, Transitional, Orthorhombic, Thermal expansion

• Na-Nb-O
• Na-O-V
• K-Nb-O-Pb
• K-Li-Nb-O-Pb
• Cs-Mo-O
• linear thermal expansion coefficient
• volume thermal expansion coefficient
• transitional
• alkali
• chalcogen
• non-disordered