RE L${}_3$ X-ray absorption study of REO${}_{1-x}$F${}_x$FeAs (RE=La, Pr, Nd, Sm) oxypnictides

B. Joseph, A. Iadecola, M. Fratini +3

Rare-earth L${}_3$-edge X-ray absorption near edge structure (XANES) spectroscopy has been used to study REOFeAs (RE=La, Pr, Nd, Sm) oxypnictides. The Nd L${}_3$ XANES due to 2p$_{…