▎ 摘　　要

NOVELTY - The method for efficiently preparing nitrogen-doped graphene carbon nanotube film, involves completely sealing the vertical chemical vapor deposition furnace, continuously accessing argon gas, mixing ethanol, ferrocene and thiophene to obtain ethanol solution, dissolving pyrrole in ethanol solution, dissolving graphene oxide in ethanol solution, ultrasonically dispersing, obtaining precursor solution, injecting precursor solution to furnace to obtain nitrogen-doped graphene carbon nanotube film. USE - Method for efficiently preparing nitrogen-doped graphene carbon nanotube film (claimed). ADVANTAGE - The method enables efficient simple preparation of nitrogen-doped graphene carbon nanotube film with excellent cracking resistance and improved material quality. DETAILED DESCRIPTION - Method for efficiently preparing nitrogen-doped graphene carbon nanotube film, involves (1) completely sealing the vertical chemical vapor deposition furnace, continuously accessing argon gas at the rate of 100-300 sccm, heating at 1100-1200 degrees C, insulating for 2-5 hours, (2) mixing ethanol, ferrocene and thiophene in mass ratio of 787:15:8 to obtain ethanol solution, placing in a beaker, dissolving 1-4 %mass pyrrole in ethanol solution, dissolving graphene oxide in ethanol solution, maintaining ethanol solution concentration at 1.0-1.3 mg/mL, transferring the solution to syringe after ultrasonically dispersing for 30 minutes, obtaining precursor solution, (3) continuously infusing 800 sccm hydrogen gas and 100 sccm argon gas, filling hydrogen and argon in the chemical vapor deposition vertical furnace, injecting the precursor solution to the furnace and collecting cylindrical type graphene carbon nanotube film at the bottom of the hearth to obtain nitrogen-doped graphene carbon nanotube film.