Dry Reforming of Methane over Mn-modified Ni-based Catalysts

Alua M. Manabayeva*, Päivi Mäki-Arvela, Zuzana Vajglova, Mark Martinez-Klimov, Olha Yevdokimova, Anssi Peuronen, Mika Lastusaari, Teija Tirri, Tolkyn S. Baizhumanova, Kaisar Kassymkan, Gulnar N. Kaumenova, Alexandr R. Brodskiy, Rabiga O. Sarsenova, Kamshat A. Shorayeva, Dmitry Murzin*, Svetlana A. Tungatarova

*Korresponderande författare för detta arbete

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

4 Citeringar (Scopus)
42 Nedladdningar (Pure)

Sammanfattning

Ni-based bi- and trimetallic Mn, Mg and aluminum containing catalysts prepared by the solution combustion synthesis (SCS) method were tested in dry reforming of methane (DRM). As a comparison 12 wt.% Ni/α-Al 2O 3 catalyst prepared by wet impregnation was also investigated. The catalysts were characterized by means of XRD, N 2 physisorption, H 2-TPR, CO 2-TPD, NH 3-TPD, TPO, CHNS, TGA, SEM and TEM. Formation of crystalline MnAl 2O 4 was observed at high temperatures during SCS. The average nickel particle size varied in the range of 12–36 nm. Addition of Mn promoted reduction of Ni and elevated the amount and strength of the basic sites. Graphical Abstract: (Figure presented.)

OriginalspråkAmerikansk engelska
Sidor (från-till)4780-4794
TidskriftCatalysis Letters
Volym154
Nummer8
DOI
StatusPublicerad - aug. 2024
MoE-publikationstypA1 Tidskriftsartikel-refererad

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