[HTML][HTML] Main degradation mechanisms of polymer electrolyte membrane fuel cell stacks–Mechanisms, influencing factors, consequences, and mitigation strategies

E Wallnöfer-Ogris, F Poimer, R Köll… - International Journal of …, 2024 - Elsevier
This paper focuses on the main chemical, electrochemical, and mechanical degradation
mechanisms and poisoning effects that influence the life-time, the performance, and the …

The surface chemistry of cerium oxide

DR Mullins - Surface Science Reports, 2015 - Elsevier
This review covers the structure of, and chemical reactions on, well-defined cerium oxide
surfaces. Ceria, or mixed oxides containing ceria, are critical components in automotive …

In situ high-resolution X-ray photoelectron spectroscopy–Fundamental insights in surface reactions

C Papp, HP Steinrück - Surface science reports, 2013 - Elsevier
Since the advent of third generation synchrotron light sources optimized for providing soft X-
rays up to 2 keV, X-ray photoelectron spectroscopy (XPS) has been developed to be an …

Study on CO-SCR denitrification performance of Ho-modified OMS-2 catalyst

B Luo, Z Wang, J Huang, S Ning, W Deng… - Journal of …, 2023 - Elsevier
One-step hydrothermal synthesis method was used to prepare the Ho-doped OMS-2 catalyst
(Ho x-OMS-2) and the reactivity for selective catalytic reduction of NO with CO (CO-SCR) …

[HTML][HTML] A review on understanding and identifying degradation mechanisms in PEM water electrolysis cells: Insights for stack application, development, and research

E Wallnöfer-Ogris, I Grimmer, M Ranz… - International Journal of …, 2024 - Elsevier
This review, addressing developers, users, and researchers of PEM water electrolysis
stacks, provides a detailed overview of the most important degradation mechanisms, the …

Alkanethiols on platinum: Multicomponent self-assembled monolayers

DY Petrovykh, H Kimura-Suda, A Opdahl, LJ Richter… - Langmuir, 2006 - ACS Publications
We have studied the formation of self-assembled monolayers (SAMs) of n-alkanethiols on
platinum thin films using X-ray photoelectron spectroscopy (XPS), reflection− absorption …

Interaction of SO2 with CeO2 and Cu/CeO2 catalysts: photoemission, XANES and TPD studies

JA Rodriguez, T Jirsak, A Freitag, JC Hanson… - Catalysis Letters, 1999 - Springer
Abstract CeO 2 and Cu/CeO 2 are effective catalysts/sorbents for the removal or destruction
of SO 2. Synchrotron‐based high‐resolution photoemission, X‐ray absorption near‐edge …

Interaction of SO2 and SO3 on terthiophene (as a model of polythiophene gas sensor): DFT calculations

AS Rad, P Valipour, A Gholizade… - Chemical Physics …, 2015 - Elsevier
The interaction of sulfur dioxide (SO 2) and sulfur trioxide (SO 3) has been studied with
terthiophene (as a model of polythiophene, denoted as 3PT) using density functional theory …

Interaction of SO2 with Pt Model Supported Catalysts Studied by XPS

MY Smirnov, AV Kalinkin, AV Pashis… - The Journal of …, 2014 - ACS Publications
Sulfur dioxide that exists in gaseous reaction media as a reagent or impurity can have
various effects, both poisoning and promoting, on oxide-supported platinum catalysts. In this …

Surface Chemistry of SO2 on Sn and Sn/Pt(111) Alloys:  Effects of Metal−Metal Bonding on Reactivity toward Sulfur

JA Rodriguez, T Jirsak, S Chaturvedi… - Journal of the American …, 1998 - ACS Publications
The surface chemistry of SO2 on polycrystalline Sn, Pt (111), and a (x) R30°-Sn/Pt (111)
surface alloy has been investigated using synchrotron-based high-resolution photoemission …