Comparison of band structure and superconductivity in FeSe<sub>0.5</sub>Te<sub>0.5</sub> and FeS

Comparison of band structure and superconductivity in FeSe_0.5Te_0.5 and FeS

Yang Yang¹, Feng Shi-Quan¹, Xiang Yuan-Yuan², Lu Hong-Yan³, Wang Wan-Sheng^{4, †}

(color online) (a) FRG flow of versus for eV and for FeSe_0.5Te_0.5. The arrows indicate snapshots of the leading momentum (divided by π) in the SDW channel. The inset shows in the momentum space at the final energy scale. (b) The gap funtion on the k points of Fermi surfaces for FeSe_0.5Te_0.5.