Extended Data Fig. 5: Probe the catalytic OER site and the origin of giant MFE for ferromagnetic Ni1/MoS2.
From: Ferromagnetic single-atom spin catalyst for boosting water splitting

a, b, The first derivative curves of operando S K-edge XANES at different potentials under 0 mT (a) and 112 mT (b). c, d, PDOS of O species over AFM (c) and FM (d) coupled counterparts of Ni1/MoS2.