▎ 摘　　要

NOVELTY - Composition comprises organic semiconductor and alkylated graphene oxide. USE - The composition is useful in field effect transistor type gas sensor (claimed). ADVANTAGE - The composition improves sensitivity of sensor. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following: (1) method for preparing the alkylated graphene oxide composition; (2) field effect transistor type gas sensor; and (3) method for preparing the field effect transistor type gas sensor.