Chalcogen, Ferroelectric, Transitional, Piezoresistivity - pressure diagram

• Bi-Fe-O
• Ba-O-Ti
• Ba-Ca-O-Ti-Zr
• Ba-O-Ti-Zr
• O-Pb-Ti-Zr
• transitional
• ferroelectric
• chalcogen
• oxide
• nonmetal
• orthorhombic
• tetragonal
• trigonal
• monoclinic
• cubic