Electron correlation effects and scattering rates in Fe${}_{1+y}$Te${}_{1-x}$Se${}_x$ superconductor

S. Thirupathaiah, J. Fink, P. K. Maheswari +8

Using angle-resolved photoemission spectroscopy we have studied the low-energy electronic structure and the Fermi surface topology of Fe${}_{1+y}$Te${}_{1-x}$Se${}_x$ superconductors. Si…