黑色二氧化钛与普通的白色TiO2相比，具有改善的光学吸收性能，有利于太阳光谱的紫外到红外区域的太阳能吸收，被认为具有吸收整个太阳光谱范围的潜能，在多个领域具有广泛的应用。文中综述了黑色二氧化钛纳米材料的各种合成方法及其物相、形态和电子结构的综合表征技术，以期能够准确的表征黑色二氧化钛结构特征，为黑色TiO2的制备提供指导。Black TiO2 used in many fields facilitates the maximum solar energy absorption from ultraviolet (UV) to infrared (IR) due to their improved optical absorption properties in comparison to the normal white TiO2, which is considered that black TiO2 has the potential to absorb the whole solar spectrum. In this paper, the synthesis methods of black TiO2 nanomaterials and the comprehensive characterization technology of its phase, morphology and electronic structure are reviewed in or-der to accurately analyze the structural characteristics of black TiO2 and provide guidance for the preparation of black TiO2.