Lotte Energy Materials Corporation has announced it has completed the development process for the production of next-generation nickel-plated copper foil for use in high-density, all solid-state ...

The conductors in that antenna were made from copper foil tape, a material that’s perfect for all sorts of specialized applications, like the slot antenna that he builds in the video below.

thick copper foil wiring, and metal core wiring. Now it has finessed the copper coins by using stepped coin thicknesses and a choice of circular or rectangular coins – per your design preference.