Alkali, Oxide, Orthorhombic, Permittivity (dielectric constant)

• Na-Nb-O
• K-Li-Na-Nb-O-Sb
• Li-Na-Nb-O
• K-Na-Nb-O
• K-Li-Na-Nb-O
• dielectric loss tangent
• real part of permittivity
• oxide
• alkali
• chalcogen
• transitional
• ferroelectric