Communications Materials (May 2021)

Enhanced electrical conductivity and mechanical properties in thermally stable fine-grained copper wire

  • Qingzhong Mao,
  • Yusheng Zhang,
  • Yazhou Guo,
  • Yonghao Zhao

DOI
https://doi.org/10.1038/s43246-021-00150-1
Journal volume & issue
Vol. 2, no. 1
pp. 1 – 9

Abstract

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Strength and electrical conductivity are generally mutually exclusive properties in copper wires, both of which are required in applications such as high-speed rail. Here, rotary swaging is used to manufacture copper wires that combine high strength and conductivity, and are thermally stable.