➀ Researchers introduce a novel method for aligning nanostructures using magnetic fields, focusing on graphene. The method aims to enhance the properties of polymeric nanocomposites. ➁ The Halbach array is used for long-range uniform alignment, with numerical modeling optimizing its design. ➂ The aligned nanocomposites show improved electrical conductivity and thermal conductivity, as well as enhanced antibacterial properties. ➃ The research highlights the potential of this method for developing high-performance materials.