Antiferroelectric, Non-disordered, Na-Nb-O, Orthorhombic

• Ba-Na-Nb-O-Zr
• K-Na-Nb-O
• Fe-Na-Nb-O-Sm
• electronic and electrical properties
• phase transitions
• structural transitions
• temperature for structural transition
• permittivity (dielectric constant)
• non-disordered
• chalcogen
• antiferroelectric
• alkali
• oxide