 Annotization of aluminum produces an ordered array of cylindrical pores on its surface, which can be used as templates in various nanotechnology applications without lithographical techniques, such as manufacturing nanomaterials and devices or incorporating them into specific applications like sensors, nano-electronic devices, filter membranes, and medical scaffolds for tissue engineering. This article was authored by Gerard Eddie Pointern, Derek Fawcett, and Nershahedda Ali.