Nature Communications (Feb 2017)

Ubiquitous strong electron–phonon coupling at the interface of FeSe/SrTiO3

  • Chaofan Zhang,
  • Zhongkai Liu,
  • Zhuoyu Chen,
  • Yanwu Xie,
  • Ruihua He,
  • Shujie Tang,
  • Junfeng He,
  • Wei Li,
  • Tao Jia,
  • Slavko N. Rebec,
  • Eric Yue Ma,
  • Hao Yan,
  • Makoto Hashimoto,
  • Donghui Lu,
  • Sung-Kwan Mo,
  • Yasuyuki Hikita,
  • Robert G. Moore,
  • Harold Y. Hwang,
  • Dunghai Lee,
  • Zhixun Shen

DOI
https://doi.org/10.1038/ncomms14468
Journal volume & issue
Vol. 8, no. 1
pp. 1 – 6

Abstract

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Whether electron–phonon coupling is a generic feature in FeSe/SrTiO3 to enhance superconductivity remains unclear. Here, Zhang et al. report replica bands in FeSe/SrTiO3(110), suggesting a common mechanism in FeSe on SrTiO3with different surface terminations.