▎ 摘　　要

NOVELTY - The method comprises placing cleaned substrate in plasma quartz tube, reacting at 600-900degrees Celsius at vacuum of 10-30 Pa and plasma intensity 300-700 W for 1-5 hours by argon gas bubbling using acetone as reaction carbon source, cooling to obtain titanium carbide-carbon core-shell array, taking core-shell array as carrier in ion body quartz tube, reacting at 300-800degrees Celsius at vacuum degree of 5-25 Pa and plasma intensity of 300-900 W for 5-30 minutes using mixed gas of hydrogen and methane as plasma reaction gas and methane as reaction carbon source, cooling to obtain titanium carbide-carbon core-shell array load vertical graphene composite material, putting in atomic layer deposition instrument, taking 0.01-0.1 mol/L manganese nitrate and deionized water as reaction source, performing atomic layer deposition reaction at 100-200degrees Celsius for 100-300 weeks, and heat treating at 200-500degrees Celsius for 3-6 hours under argon gas atmosphere. USE - Method for preparing titanium carbide-carbon core-shell array load vertical graphene/manganese dioxide composite material used in zinc ion battery. ADVANTAGE - The titanium carbide-carbon core-shell array load vertical graphene/manganese dioxide composite electrode material has high specific capacity, high magnification performance and high cycle life, and inhibits manganese dioxide structure collapse, and accelerates electrochemical reaction dynamics. DESCRIPTION OF DRAWING(S) - The drawing shows a scanning electric mirror diagram of titanium carbide-carbon core-shell array.