▎ 摘　　要

NOVELTY - A manganese-doped carbon gel dope (polyaniline/graphene oxide)//nitrogen-doped graphene gel dope poly(3,4-ethylenedioxythiophene) electrode material preparing method involves dissolving melamine in a graphene oxide solution, adding vitamin C and ammonia water, dissolving, utilizing water bath to obtain an organic gel, and firing organic gel to obtain nitrogen-doped graphene gel, performing oxidation, adding nitrogen-doped graphene gel to butyl acetate, and adding 3,4-ethylenedioxythiophene and ultrasonic mixing to obtain nitrogen-doped graphene gel dope poly(3,4-ethylenedioxythiophene) material, placing the solution in a closed cylindrical glass tube and aging and extracting in acetone to obtain a manganese-doped carbon gel electrode material, and adding hydrogen chloride to the mixture, vacuum filtrating, and dropping the graphene oxide solution into the manganese-doped carbon gel, removing excess graphene oxide solution, and repeating the process to obtain the finished product. USE - Method for preparing manganese-doped carbon gel dope (polyaniline/graphene oxide)//nitrogen-doped graphene gel dope poly(3,4-ethylenedioxythiophene) electrode material. ADVANTAGE - The method enables preparing manganese-doped carbon gel dope (polyaniline/graphene oxide)//nitrogen-doped graphene gel dope poly(3,4-ethylenedioxythiophene) electrode material with better repeatability, high specific capacitance, in rapid, simple and efficient manner. DETAILED DESCRIPTION - A manganese-doped carbon gel dope (polyaniline/graphene oxide)n//nitrogen-doped graphene gel dope poly(3,4-ethylenedioxythiophene) electrode material preparing method involves dissolving melamine in a graphene oxide solution, adding vitamin C and ammonia water, completely dissolving at 1-4 degrees C, and utilizing water bath to make the mixture at a water temperature of 80 degrees C to obtain an organic gel, and firing the organic gel at 600-1200 degrees C for 2 hours in an inert atmosphere to obtain nitrogen-doped graphene gel, where the concentration of the graphene oxide solution is 0.5-20 mg/ml, and the mass ratio of graphene oxide to vitamin C is 1:1, and performing oxidation, the mass ratio of graphene to ammonia water is 4:1, the mass ratio of melamine to graphene oxide is 1:200-5:100,(2), adding 15 wt.% nitrogen-doped graphene gel to butyl acetate, and adding 3,4-ethylenedioxythiophene at a ratio of 50 mu l/ml for 1 hour, dissolving 0.6 wt.% iron p-toluenesulfonate in a mixture of ethanol and water, the volume ratio of ethanol to water is 3:1, and dripping the solution on the obtained material, after ultrasonic mixing, allowing the mixture to stand at room temperature to obtain nitrogen-doped graphene gel dope poly(3,4-ethylenedioxythiophene) material, preparing manganese-doped carbon gel material resorcinol, formaldehyde, manganese acetate as precursor, sodium carbonate as catalyst, middle, the molar ratio of the benzenediol to the formaldehyde is 1:2, the molar ratio of the resorcinol to the sodium carbonate is 250:1-800:1, and the manganese content is 0.5-3 wt.%, placing the solution in a closed cylindrical glass tube and aging at 30 degrees C for 2 days, aging at 80 degrees C for 5 days, and extracting in acetone for 2 days to obtain a manganese-doped carbon gel electrode material, stirring polyaniline and dimethylacetamide with a mass ratio of 1:47 for 12 hours, and adding hydrogen chloride to the mixture, the pH of the mixture is 2.5, and the concentration of polyaniline is 0.5 mg/ml, ultrasonicating at 1-4 degrees C for 3 hours, dropping the mixture of polyanilineinto the manganese-doped carbon gel material, standing for 15 minutes, vacuum filtrating to remove excess polyaniline mixture, and dropping the graphene oxide solution into the manganese-doped carbon gel, and standing for 15 minutes, removing the excess graphene oxide solution by vacuum filtration, the concentration of the graphene oxide solution is 0.5-20 mg/ml, and repeating the process for n times to obtain the finished product.