Annealing Strategies for the Improvement of Low-Temperature NH3-Selective Catalytic Reduction Activity of CrMnO x Catalysts.

ACS Omega · 2019 · PMC6648607 · PMID 31459958

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a clear trendno p-value reported

A clear trend emerges with annealing time at 300 °C, where the concentrations of Mn(II) and Mn(III) decrease and the Mn(IV) fraction increases.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.

Annealing Strategies for the Improvement of Low-Temperature NH<sub>3</sub>-Selective Catalytic Reduction Activity of CrMnO <sub><i>x</i></sub> Catalysts.

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