Piezoresistivity - pressure diagram, Transitional

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