Methane oxidation over a honeycomb Pd-only three-way catalyst under static and periodic operation

D Ferri, M Elsener, O Kröcher - Applied Catalysis B: Environmental, 2018 - Elsevier
Natural gas is receiving increasing awareness as fuel for passenger vehicles due to its very
low specific CO 2 emissions. However, control of CH 4 emissions from natural gas …

[HTML][HTML] Assessing the effect of O2 dithering on CH4 oxidation on Pd/Al2O3

M Roger, O Kröcher, D Ferri - Chemical Engineering Journal, 2023 - Elsevier
Under periodic lean/rich operation generated by repeated O 2 pulses (O 2-dithering), the
abatement of CH 4 and NO is enhanced compared to static operation. However, it is not well …

[HTML][HTML] Experimental and modeling-based analysis of reaction pathways on catalysts for natural gas engines under periodic lean/rich oscillations

M Wang, PD Eggenschwiler, D Ferri… - Chemical Engineering …, 2022 - Elsevier
Methane (CH 4) has the prospective of becoming one of the major energy carriers for heavy-
duty mobility, but its catalytic abatement remains a challenge. CH 4 abatement reaction …

Influence of CO on Dry CH4 Oxidation on Pd/Al2O3 by Operando Spectroscopy: A Multitechnique Modulated Excitation Study

V Marchionni, M Nachtegaal, D Ferri - ACS Catalysis, 2020 - ACS Publications
Carbon monoxide (CO) is a major pollutant present in automotive exhaust gases, including
stoichiometric engines fueled by natural gas. In this work, the inhibiting role of CO on the …

High energy X-ray diffraction and IR spectroscopy of Pt/Al2O3 during CO oxidation in a novel catalytic reactor cell

V Marchionni, A Kambolis, M Nachtegaal… - Catalysis, Structure & …, 2017 - Taylor & Francis
The operando methodology dictates not only that catalysts are analysed during reaction
while activity and selectivity are monitored by analytical methods, but also that the cell in …

[PDF][PDF] Bimetallic Catalysts Prepared by Mechanical Milling for Natural Gas Vehicles Applications

A Mussio - 2021 - air.uniud.it
1.1 Background The first connection between the mean temperature of the atmosphere and
the presence of CO2 was proposed by Arrhenius early in 1896. He affirmed that the mean …

Intentional oxygen oscillations on Pd/Al2O3 for enhanced methane removal from the exhaust of natural gas engines

MC Roger - 2022 - infoscience.epfl.ch
Natural gas (NG) is a suitable alternative to gasoline and diesel fuels to decrease the carbon
footprint of the mobility and energy sectors. Although NG is considered a fossil fuel, methane …

Emission reduction by targeted transient operations in three-way catalysts for heavy-duty natural gas applications

M Wang - 2022 - infoscience.epfl.ch
To curb the severe effects of climate change, our society needs to radically reduce its CO2
footprint. For the heavy-duty sector, where electrification is difficult, alternative fuels can be …

[PDF][PDF] Modulated excitation and phase sensitive detection for the investigation of elementary catalytic reactions

V Marchionni - 2017 - research-collection.ethz.ch
The knowledge of structure-performance relationships is crucial for catalyst and process
development. The combination of complementary spectroscopic and diffraction …

[PDF][PDF] Experimentelle Untersuchungen an Oxidationskatalysatoren zur Abgasnachbehandlung

M Eck - itcp.kit.edu
Kurzfassung Der Einsatz von Erdgas für Verbrennungsmotoren kann aufgrund der
effizienten Verbrennung deren CO2-Emissionen signifikant senken und so zum Klimaschutz …