▎ 摘 要
NOVELTY - A multi-level structured nano indium oxide/graphene composite material, comprises nano indium oxide and graphene, where the material has brick-shaped structure. USE - Multi-level structured nano indium oxide/graphene composite material. ADVANTAGE - The material has better air-sensitive performance and better selectivity. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for a method for preparing multi-level structured nano indium oxide/graphene composite material.