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. 2020 Apr 7;11:1731. doi: 10.1038/s41467-020-15597-y

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© The Author(s) 2020

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 4 — a The concentration of H₂O₂ production by different systems at 60 mA cm⁻² current density. b LSVs of NADE in Na₂SO₄ solution with different oxygen concentrations. c The concentration of H₂O₂ production (0.5 h) with the change in oxygen diffusion area under different current densities. d The yield of H₂O₂ and the corresponding current efficiency under different current densities; the inset shows the corresponding energy consumption at different current densities. e Production of H₂O₂ under different current densities with the diffusion area of 0.5 cm². Source data are provided as a Source Data file.