text: Simple:
  * Strontium titanate
  * Calcium titanate
  * Lead titanate
  * Bismuth ferrite
  * Lanthanum ytterbium oxide
  * Silicate perovskite
  * Lanthanum manganite
  * Yttrium aluminum perovskite (YAP)
  * Lutetium aluminum perovskite (LuAP)
  Solid solutions:
  * Lanthanum strontium manganite
  * LSAT (lanthanum aluminate – strontium aluminum tantalate)
  * Lead scandium tantalate
  * Lead zirconate titanate
  * Methylammonium lead halide
  * Methylammonium tin halide
  * Formamidinium tin halide