Waste cotton fabric derived porous carbon containing Fe₃O₄/NiS nanoparticles for electrocatalytic oxygen evolution

Shan Jiang^a, Hao Shao^a, Genyang Cao^b, Han Li^a, Weilin Xu^a, Jingliang Li^a, Jian Fang^a^,^c^,^*(

), Xungai Wang^a^,^*(

)

Fig. 3.. High resolution XPS spectra of (a) Fe 2p, (b) O 1s, (c) S 2p and (d) Ni 2p of Fe₃O₄/NiS@CC.