Researchers suggest niobium arsenide single‑crystal nanowires could supplant copper interconnects

A new study examines the use of single‑crystal niobium arsenide nanowires as interconnects. Researchers propose these nanowires could replace traditional copper wiring in microchips. The work addresses performance limits of copper at increasingly small dimensions. Experiments measured electrical conductivity and reliability of the niobium arsenide structures. Results indicate comparable or superior conductance to copper at nanoscale widths. The findings suggest a viable pathway for next‑generation chip design. Adoption would require integration with existing semiconductor manufacturing processes. The study highlights the material as a promising candidate for future interconnect technology.