Optoelectronic device ZnO/ZnS heterojunction nano-array film preparing method

The invention relates to the technical field of optoelectronics, and specifically provides an optoelectronic device ZnO/ZnS heterojunction nano-array film preparing method. The method comprises the steps of substrate washing, ZnO seed layer preparing, ZnO nanorod ordered array thin film preparing, and ZnO/ZnS heterostructure nano-array preparing. The method is characterized by simple process, convenient operation and low preparing temperature and is suitable for engineering application; the products are good in performance.