Chalcogen, Nonmetal, Frequency

• Ba-O-Sr-Ti
• O-Pb-Ti-Zr
• S-Ta
• As-H-K-O
• Fe-O-Zn
• electronic and electrical properties
• permittivity (dielectric constant)
• high-frequency permittivity
• chalcogen
• nonmetal
• transitional
• oxide
• disordered
• cubic
• tetragonal
• orthorhombic
• trigonal
• monoclinic