Antiferroelectric, Chalcogen, Ferroelectric, Ferroelectric curie temperature

• Bi-Fe-O
• H-K-O-P
• Bi-Na-O-Ti
• O-Pb-Zr
• O-Sr-Ti
• ferroelectric
• chalcogen
• antiferroelectric
• nonmetal
• transitional
• tetragonal
• trigonal
• orthorhombic
• triclinic
• monoclinic