. . "The transparent contact layer includes a material selected from metals as Nickel, Gold, Silver, Chromium, Platinum or Palladium, metal oxides such as Indium Zinc Oxide (IZO), Indium Oxide, Zinc Oxide (ZnO), Indium Tin Oxide (ITO), Tin Oxide, Antimony Doped Tin Oxide (ATO), Antimony Oxide, Antimony Zinc Oxide (AZO), Cadmium Tin Oxide (CTO) or Cadmium Oxide, or metal nitrides as Titanium Nitride (Ti" . . . . . .