Semiconductor structural parts, namely, Gallium nitride sheets and Gallium Nitride Wafers for use in the manufacture of semiconductors; Semiconductor devices made with Gallium nitride; Semiconductors composed of gallium nitride with on diamond, sapphire, silicon and silicon carbide matrix layers; Semiconductor structural parts, namely, wafers, materials and devices composed of silicon carbide and gallium nitride for use in the manufacture of semiconductors; semiconductors; Semiconductor devic...