Nature Communications (May 2016)

Enhanced spin Seebeck effect signal due to spin-momentum locked topological surface states

  • Zilong Jiang,
  • Cui-Zu Chang,
  • Massoud Ramezani Masir,
  • Chi Tang,
  • Yadong Xu,
  • Jagadeesh S. Moodera,
  • Allan H. MacDonald,
  • Jing Shi

DOI
https://doi.org/10.1038/ncomms11458
Journal volume & issue
Vol. 7, no. 1
pp. 1 – 7

Abstract

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Future spintronic devices may exploit topological insulators, bulk insulators with unique spin-momentum locked conductive surface states. Here, the authors demonstrate the detection of thermally-generated spin currents in a ferromagnetic-insulator/topological-insulator heterostructure.