Alkali, Electronic and electrical properties, K-Ta, Tetragonal

• K-Nb-O-Ta
• K-Li-Na-Nb-O-Sb-Ta
• K-Li-Na-Nb-O-Ta
• K-Na-Nb-O-Ta
• K-O-Pb-Ta
• permittivity (dielectric constant)
• effective mass
• electrical conductivity
• ferroelectric transitions
• electronic energy gap
• alkali
• transitional
• chalcogen
• oxide
• ferroelectric