| abstract |
The invention discloses a method for preparing a large-area perovskite micro-nano wire array and its application in a photodetector; under environmental conditions, it can be prepared by a simple scraping method or roll-to-roll printing technology to obtain highly oriented, A large-area micro-nano wire array; the length of the obtained micro-nano wires reaches the millimeter level, the width is between 100 nanometers and 5 microns, and the micro-nano wire arrays are highly oriented; the preparation method is simple, low-cost, highly oriented, and large-area Perovskite micro-nanowire arrays can be applied to prepare photodetectors. |