Enhanced promotion of Ru-based ammonia catalysts by <i>in situ</i> dosing of Cs

Vahid Shadravan, Ang Cao, Vanessa J. Bukas, Mette K. Grønborg, Christian Danvad Damsgaard, Zhenbin Wang, Jakob Kibsgaard, Jens K. Nørskov, Ib Chorkendorff

Energy & Environmental Science · 2022 · 53 citations · 32 references

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Abstract

In situ dosing of metallic Cs on Ru surface results in a higher Cs coverage (compared to conventional ex situ promotion techniques) which enhances the catalytic performance of Ru for ammonia synthesis.

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