| abstract |
The invention relates to a supported metal oxide nanomaterial and a preparation method thereof. The supported metal oxide nanomaterial includes a substrate and a nanomaterial located on the substrate. The preparation method includes a pretreatment step in at least one of the substrates. Formation of a metal oxide seed layer on one surface, a hydrothermal synthesis step and a post-processing step, the uses of the supported metal oxide nanomaterials include perovskite solar cells, quantum dot-sensitized solar cells, dye-sensitized solar cells, Photocatalytic device, photoelectric catalytic device, photoelectric sensor. |