Nonmetal, Orthorhombic, Piezoresistivity - pressure diagram

• Bi-O-Sr-Ti
• K-Li-Na-Nb-O-Sb
• Bi-Fe-O-Ti
• Bi-Co-Fe-O-Ti
• Ba-Bi-O-Ti
• nonmetal
• chalcogen
• transitional
• ferroelectric
• oxide