Oxygen vacancies in Co<sub>3</sub>O<sub>4</sub>nanoarrays promote nitrate electroreduction for ammonia synthesis

Xiang Xu, Long Hu, Zerong Li, Lisi Xie, Shengjun Sun, Longcheng Zhang, Jun Li, Yongsong Luo, Xuedong Yan, Mohamed S. Hamdy,

Sustainable Energy & Fuels · 2022 · 124 citations · 47 references

Concepts

Abstract

Oxygen vacancy-enriched Co 3 O 4 nanosheet arrays enable ambient electrosynthesis of NH 3 via nitrate reduction, achieving a faradaic efficiency of 96.9% and a NH 3 yield of 12 157 μg h −1 cm −2 in 0.1 M NaOH with 0.1 M NO 3 − .

References

47