Electronic and electrical properties, Nonmetal, Pssaba, Trigonal

• O-Pb-Zr
• Ca-Li-O-Ta-Zr
• Bi-Te-Tl
• N-Na-O
• K-N-O
• permittivity (dielectric constant)
• conductivity or resistivity
• ferroelectric transitions
• electrical conductivity
• nonmetal
• chalcogen
• transitional
• non-disordered
• ferroelectric