Stationary phase approximation approach to the quasiparticle interference on the surface of a strong topological insulator

@inproceedings{Liu2012StationaryPA,
  title={Stationary phase approximation approach to the quasiparticle interference on the surface of a strong topological insulator},
  author={Qin Liu and Xiao-Liang Qi and Shou-Cheng Zhang},
  year={2012}
}
Topological insulators have surface states with unique spin-orbit coupling. With impurities on the surface, the quasiparticle interference pattern is an effective way to reveal the topological nature of the surface states, which can be probed by scanning 

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W.-F. Tsai, J. P. Hu, +3 authors R. Rudro