Wenyao Liu

TL;DR: A sharp zero-bias peak inside a vortex core that does not split when moving away from the vortex center is observed, consistent with the tunneling to a nearly pure MBS, separated from nontopological bound states.

TL;DR: In this paper, the authors used a scanning tunneling microscope on the newly discovered superconducting Dirac surface state of iron-based superconductor FeTe1-xSex (x = 0.45, superconducted transition temperature Tc = 14.5 K), and clearly observed a sharp and non-split zero bias peak inside a vortex core.

TL;DR: In this paper, a detailed scanning tunnelling spectroscopy study of a FeTe0.55Se0.45 single crystal was performed and it was shown that this material hosts two distinct classes of vortex cores.

TL;DR: In this article, the tunneling conductance of vortex bound states on FeTe0.55Se0.45 superconductors was studied using variable-tunnel-coupled scanning tunneling spectroscopy.

TL;DR: Observations of conductance plateaus as a function of tunnel coupling for zero-energy vortex bound states with values close to or even reaching the 2e2/h quantum conductance are reported.