Catalytic soot combustion─ general concepts and alkali promotion

P Legutko, P Stelmachowski, X Yu, Z Zhao… - ACS …, 2023 - ACS Publications
In this Review, we discuss catalytic systems for soot combustion. The focus is on alkali-
containing materials since they exhibit the most promising and platinum group metal (PGM) …

A single site ruthenium catalyst for robust soot oxidation without platinum or palladium

Y Li, T Qin, Y Wei, J Xiong, P Zhang, K Lai… - Nature …, 2023 - nature.com
The quest for efficient non-Pt/Pd catalysts has proved to be a formidable challenge for auto-
exhaust purification. Herein, we present an approach to construct a robust catalyst by …

Activating well-defined α-Fe2O3 nanocatalysts by near-surface Mn atom functionality for auto-exhaust soot purification

P Zhang, M Yang, D Han, X Liu, X Yu, J Xiong… - Applied Catalysis B …, 2023 - Elsevier
Herein, the atomically dispersed manganese (Mn) sites on well-defined α-Fe 2 O 3
nanosheets (Mn 1-Fe 2 O 3) were fabricated by a ligand-assisted in-situ crystallization …

Layered Na2Mn3O7 decorated by Cerium as the robust catalysts for efficient low temperature soot combustion

D Yu, X Yu, C Zhang, L Wang, X Fan, Z Zhao… - Applied Catalysis B …, 2023 - Elsevier
Removal of soot particles by highly efficient catalysts is a research hotspot, not only because
the problem of air pollution, but also because the complexity of the catalytic process that …

Multiple doping of cryptomelane catalysts by Co, Cu, Ag and Ca for efficient soot oxidation and its effect on NO2 formation and SO2 resistance

M Fedyna, P Legutko, J Gryboś, X Yu, Z Zhao… - Fuel, 2023 - Elsevier
Two series of cryptomelane doped with Cu 2+ and Ag+ ions were synthesized by
coprecipitation method, and additionally impregnated with Ca 2+, Co 2+ and Ag+ ions to …

A simple model catalyst study to distinguish the roles of different oxygen species in propane and soot combustion

X Mao, S Liu, W Liu, X Wu, S Liu - Applied Catalysis B: Environmental, 2022 - Elsevier
It is important yet difficult to distinguish the specific roles of superficial O x n-and interfacial
lattice oxygen in catalytic combustion, especially over catalysts consisting of reducible metal …

Low temperature oxidation of diesel soot particles over one-dimensional 2× 3 tunnel-structured Na2Mn5O10 catalysts

D Yu, C Peng, Y Ren, L Wang, C Zhang, X Fan… - Applied Catalysis B …, 2024 - Elsevier
Tunnel-structured manganese oxides have drawn widespread research attention due to
their excellent oxidation properties for the soot oxidation reaction. In this study, a series of …

Engineering low Pd content catalysts for soot combustion through tuning the Pd-SnO2 interface interaction: Disclosing the critical role of dual Pd valence states for the …

S Zhang, X Feng, C Rao, X Xu, J Xu, X Fang… - Applied Catalysis A …, 2022 - Elsevier
To manufacture efficient and cost-effective catalysts for soot combustion, SnO 2 nano-rod
(SnO 2-Rod), nano-cube (SnO 2-NP-Cube) and regular nanoparticles (SnO 2-NP) have …

Perspective about gasoline soot combustion over ceria catalysts: A close look into the “active oxygen” enigma

Z Tu, G Wu, C Zheng, X Wu, J Wan, S Liu - Journal of Rare Earths, 2024 - Elsevier
Catalyzed gasoline particulate filters (cGPFs) are being developed to enable compliance
with the particulate number limits for passenger cars equipped with gasoline direct injection …

Electricity-pulse-sparked rapid combustion of diesel soot on conductive LaCoO3 catalysts

W Zhao, R Weng, H Shi, X Mei, W Nie, Y Zhang… - Surfaces and …, 2024 - Elsevier
In coping with the rapid emission of massive soot particles during the cold starts of diesel
vehicles, achieving rapid catalytic soot combustion at low temperatures is a formidable …