(K0.33Pb0.67)3Nb5O15 oS104 38

• K-Nb-O-Pb
• Fe-La-Na-Nb-O-Pb
• Dy-Fe-Na-Nb-O-Pb
• Fe-Na-Nb-O-Pb-Sm
• Fe-Na-Nb-Nd-O-Pb
• electronic and electrical properties
• permittivity (dielectric constant)
• structural transitions
• phase transitions
• temperature for structural transition
• transitional
• chalcogen
• ferroelectric
• nonmetal
• alkali
• orthorhombic