▎ 摘　　要

NOVELTY - An organic semiconductor material is a graphene derivative having at least one substituent with one or more fluorine atom. USE - For organic semiconductor layer of semiconductor device such as field effect transistor (claimed), integrated circuit, and display device. ADVANTAGE - The novel graphene derivative has high carrier mobility, and stability with respect to heat or oxidation. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following: (1) semiconductor device having an organic semiconductor layer including the organic semiconductor material; and (2) field effect transistor (1) having an organic semiconductor layer (16) including the organic semiconductor material. DESCRIPTION OF DRAWING(S) - The figure shows the structure of field effect transistor containing the organic semiconductor material. Field effect transistor (1) Substrate (10) Gate electrode (12) Gate insulating layer (14) Organic semiconductor film (16)