Provided is a solid oxide fuel cell which includes a fuel electrode, a solid electrolyte, and an air electrode, each being sequentially laminated on the surface of a porous support. The porous support comprises forsterite and a nickel element. Ni and/or Ni...

A contactless power transfer system is proposed. The power transfer system comprises a field-focusing element (18) comprising a dielectric material. The dielectric material includes an oxide material including (Mg 1-x Sr x ) y TiO (2+y) , wherein x can var...