▎ 摘　　要

NOVELTY - An organic field-effect element thin-film transistor has single-layer graphene source electrode, single-layer graphene drain electrode, and organic semiconductor channel layer formed on plastic substrate. USE - Organic field-effect element thin-film transistor is used for display device (claimed). ADVANTAGE - The organic field-effect element thin-film transistor has excellent transparency and flexibility. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following: (1) display device; and (2) manufacture of organic field effect element thin film transistor.