Royal Society of Chemistry, Energy & Environmental Science, 12(12), p. 3508-3514, 2019
DOI: 10.1039/c9ee02974e
Full text: Unavailable
By the in situ X-ray absorption results, the gradually decrease of Cu oxidation state under applied potential implied that low-valence Cu (+1) species in the atomic interface of Cu–N4–C8S2 may work as the catalytic sites during an ORR process.