Nature Communications (Apr 2017)

Magnetically-driven colossal supercurrent enhancement in InAs nanowire Josephson junctions

  • J. Tiira,
  • E. Strambini,
  • M. Amado,
  • S. Roddaro,
  • P. San-Jose,
  • R. Aguado,
  • F. S. Bergeret,
  • D. Ercolani,
  • L. Sorba,
  • F. Giazotto

DOI
https://doi.org/10.1038/ncomms14984
Journal volume & issue
Vol. 8, no. 1
pp. 1 – 9

Abstract

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Physical details of a Josephson junction may drastically modify the properties of supercurrent. Here, the authors observe a colossal enhancement of the critical supercurrent in a Josephson junction subject to a perpendicular magnetic field, indicating topological phase transitions.