▎ 摘　　要

NOVELTY - The material has a negative electrode material made of germanium granule and graphite alkene compound and nanometer particles. A graphite alkene sheet layer is formed with a graphite alkene network that is provided with a three-dimensional net structure. USE - Lithium ion battery germanium graphene composite cathode material. ADVANTAGE - The material is convenient to popularize, and improves circulation stability of germanium graphene composite cathode material, realizes active microwave hydro-thermal reaction preparation process. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for a lithium ion battery germanium graphene composite cathode material preparation method. DESCRIPTION OF DRAWING(S) - The drawing shows a flow diagram illustrating of a lithium ion battery germanium graphene composite cathode material preparation method.'(Drawing includes non-English language text)'