▎ 摘　　要

NOVELTY - One-dimensional self-assembling ordered titanium dioxide (TiO2) nanotube/graphene oxide composite material is prepared by ultrasonically cleaning titanium (Ti) sheet by sequentially using chloroform, ethanol, and deionized water as cleaning agents to remove surface oil and impurities, drying in air, mixing glycerol:deionized water with volume ratio of 6:4, adding ammonium fluoride (NH4F), mixing to obtain electrolyte, adding graphene oxide, and magnetically stirring to obtain anodizing electrolyte solution with graphene oxide concentration of 7.5-30 ~g/ml. USE - Preparation of one-dimensional self-assembling ordered titanium dioxide nanotube/graphene oxide composite material (claimed). ADVANTAGE - One-dimensional self-assembling ordered TiO2 nanotube/graphene oxide composite material has improved charge transport capacity, and preparation is simple and easy to control. DETAILED DESCRIPTION - One-dimensional self-assembling ordered titanium dioxide (TiO2) nanotube/graphene oxide composite material is prepared by ultrasonically cleaning titanium (Ti) sheet by sequentially using chloroform, ethanol, and deionized water as cleaning agents to remove surface oil and impurities, drying in air, mixing glycerol:deionized water with volume ratio of 6:4, adding ammonium fluoride (NH4F), mixing to obtain electrolyte, adding graphene oxide, magnetically stirring to obtain anodizing electrolyte solution with graphene oxide concentration of 7.5-30 ~g/ml and NH4F concentration of 0.25-0.3 mol/L, fixing Ti sheet and platinum (Pt) sheet in polytetrafluoroethylene electrolytic cell, adding anodizing electrolyte solution to completely cover Ti and Pt sheet, oxidizing with direct current voltage of 30-35 V for 2-3 hours, taking out to obtain oxidized Ti sheet, cleaning oxidized Ti sheet with ethanol, placing in drying oven, drying to obtain TiO2 nanotube/graphene oxide composite material, placing in tube furnace, performing vacuum heat treatment at 450 degrees C for 1-2.5 hours to obtain anatase-type composite material. DESCRIPTION OF DRAWING(S) - The drawing shows a graph of the alternating current impedance of one-dimensional self-assembling ordered titanium dioxide nanotube/graphene oxide composite material.