Anti-icing Biomimetics Contact angle Cost effectiveness Cost-effective fabrication Deep Reactive Ion Etching Deep reactive-ion etchings Deposition Deposition process GLAD Glancing Angle Deposition Hierarchical micro/nanostructure Micronanostructure Nanostructured materials Nanostructured surface Nanostructures Reactive ion etching Smooth surface Temperature anti-icing deep reactive ion etching hierarchical micro/nanostructures superhydrophobic