Unraveling the structure and role of Mn and Ce for NOx reduction in application-relevant catalysts

Lieven E. Gevers; Linga R. Enakonda; Ameen Shahid; Samy Ould-Chikh; Cristina I. Q. Silva; Pasi P. Paalanen; Antonio Aguilar-Tapia; Jean-Louis Hazemann; Mohamed Nejib Hedhili; Fei Wen; Javier Ruiz-Martínez

doi:10.1038/s41467-022-30679-9

Nature Communications (May 2022)

Unraveling the structure and role of Mn and Ce for NOx reduction in application-relevant catalysts

Lieven E. Gevers,
Linga R. Enakonda,
Ameen Shahid,
Samy Ould-Chikh,
Cristina I. Q. Silva,
Pasi P. Paalanen,
Antonio Aguilar-Tapia,
Jean-Louis Hazemann,
Mohamed Nejib Hedhili,
Fei Wen,
Javier Ruiz-Martínez

Affiliations

Lieven E. Gevers: King Abdullah University of Science and Technology, KAUST Catalysis Center, Catalysis Nanomaterials and Spectroscopy (CNS)
Linga R. Enakonda: King Abdullah University of Science and Technology, KAUST Catalysis Center, Catalysis Nanomaterials and Spectroscopy (CNS)
Ameen Shahid: King Abdullah University of Science and Technology, KAUST Catalysis Center, Catalysis Nanomaterials and Spectroscopy (CNS)
Samy Ould-Chikh: King Abdullah University of Science and Technology, KAUST Catalysis Center, Catalysis Nanomaterials and Spectroscopy (CNS)
Cristina I. Q. Silva: King Abdullah University of Science and Technology, KAUST Catalysis Center, Catalysis Nanomaterials and Spectroscopy (CNS)
Pasi P. Paalanen: King Abdullah University of Science and Technology, KAUST Catalysis Center, Catalysis Nanomaterials and Spectroscopy (CNS)
Antonio Aguilar-Tapia: Institut de Chimie Moléculaire de Grenoble, UAR2607 CNRS Université Grenoble Alpes
Jean-Louis Hazemann: Institut de Chimie Moléculaire de Grenoble, UAR2607 CNRS Université Grenoble Alpes
Mohamed Nejib Hedhili: King Abdullah University of Science and Technology, KAUST Core Labs
Fei Wen: Umicore AG & Co. KG
Javier Ruiz-Martínez: King Abdullah University of Science and Technology, KAUST Catalysis Center, Catalysis Nanomaterials and Spectroscopy (CNS)

DOI: https://doi.org/10.1038/s41467-022-30679-9
Journal volume & issue: Vol. 13, no. 1
pp. 1 – 10

Abstract

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The role of Ce one Mn-based catalysts for the selective catalytic reduction of NOx at low temperature is an ongoing debate. Here the authors demonstrate that Ce has a structural promoting effect but impacts negatively on the intrinsic catalytic activity of Mn.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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