Superconducting Gap and Pseudogap in Sm(O${}_{1-x}$F${}_x$)FeAs Layered Superconductor from Photoemission Spectroscopy

Haiyun Liu, Xiaowen Jia, Wentao Zhang +20

High resolution photoemission measurements have been carried out on non-superconducting SmOFeAs parent compound and superconducting Sm(O${}_{1-x}$F${}_x$)FeAs (x=0.12, and 0.15) compou…