▎ 摘　　要

NOVELTY - A semiconductor substrate comprises substrate having upper surface and ordered array of parallel graphene nanoribbons (26) located on the upper surface of the substrate. USE - Semiconductor substrate for forming semiconductor structure and semiconductor circuit (claimed). DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for: (1) formation of semiconductor structure; and (2) semiconductor circuit. DESCRIPTION OF DRAWING(S) - The drawing shows a top down view of the structure after forming a field effect transistor in ordered array of parallel graphene nanoribbons. Parallel graphene nanoribbons (26) Source regions (52) Drain regions (54) Gate dielectric layer (56) Gate conductor (58)