Spin-Orbit Interactions and the Nematicity Observed in the Fe-Based Superconductors

P. D. Johnson, H. -B. Yang, J. D. Rameau +5

High-resolution angle-resolved photoelectron spectroscopy is used to examine the electronic band structure of FeTe${}_{0.5}$Se${}_{0.5}$ near the Brillouin zone center. A consistent se…