▎ 摘　　要

NOVELTY - A hexagonal phase nickel nanoparticle graphene complex (I), is new. USE - A hexagonal phase nickel nanoparticle graphene complex (I) used in wireless communication technology development for commercial, industrial, and military industry applications. ADVANTAGE - The graphene complex (I) has good electromagnetic wave absorbing performance. It is prepared using a simple, inexpensive, and fast method. DETAILED DESCRIPTION - A hexagonal phase nickel nanoparticle graphene complex of formula h-Ni/GN (I), is new. An INDEPENDENT CLAIM is included for preparing (I).