▎ 摘　　要

NOVELTY - The utility model claims a graphene electrode, solving problems of starting voltage is high, easy sputtering, corrosion and radioactive pollute of gas electric light source electrode in exsiting technology. Comprising graphene film,consuctive substrate and two doped electrode,graphene film is set on electric conduction base, two doped electrode respectively covered in graphene film,thickness of graphene film is 5-30nm. The utility model comprises simple structure,capable of realizing excellent performance of gas electric light source electrode longer life, easy to emission electron and reducing starting voltage.