Recent progress in electrocatalysts for oxygen reduction suitable for alkaline anion exchange membrane fuel cells

Q He, EJ Cairns - Journal of The Electrochemical Society, 2015 - iopscience.iop.org
Alkaline fuel cell technology has been reinvigorated since the recent rapid development and
deployment of anion exchange membranes. Without the" acid-stability" requirement in low …

Durability challenges of anion exchange membrane fuel cells

WE Mustain, M Chatenet, M Page… - Energy & Environmental …, 2020 - pubs.rsc.org
As substantial progress has been made in improving the performance of anion exchange
membrane fuel cells (AEMFCs) over the last decade, the durability of AEMFCs has become …

Selected review of the degradation of Pt and Pd‐based carbon‐supported electrocatalysts for alkaline fuel cells: Towards mechanisms of degradation

C Lafforgue, A Zadick, L Dubau, F Maillard… - Fuel Cells, 2018 - Wiley Online Library
It is usually believed that carbon‐supported electrocatalysts are stable in alkaline
environment, owing to the better thermodynamics stability of many metals and oxides at high …

Real-time imaging of activation and degradation of carbon supported octahedral Pt–Ni alloy fuel cell catalysts at the nanoscale using in situ electrochemical liquid cell …

V Beermann, ME Holtz, E Padgett… - Energy & …, 2019 - pubs.rsc.org
Octahedrally shaped Pt–Ni alloy nanoparticles on carbon supports have demonstrated
unprecedented electrocatalytic activity for the oxygen reduction reaction (ORR), sparking …

Highly active nanostructured palladium-ceria electrocatalysts for the hydrogen oxidation reaction in alkaline medium

HA Miller, F Vizza, M Marelli, A Zadick, L Dubau… - Nano Energy, 2017 - Elsevier
We report an interesting new class of bifunctional electrocatalysts, Pd/C-CeO 2, with
excellent activity and stability for the hydrogen oxidation reaction (HOR) under alkaline …

Octahedral palladium nanoparticles as excellent hosts for electrochemically adsorbed and absorbed hydrogen

A Zalineeva, S Baranton, C Coutanceau… - Science …, 2017 - science.org
We report new results for electrochemical H adsorption on and absorption in octahedral
palladium nanoparticles (Pd-NPs) with an average tip-to-tip size of 7.8 nm and a narrow size …

Hot topics in alkaline exchange membrane fuel cells

A Serov, IV Zenyuk, CG Arges… - Journal of Power …, 2018 - ui.adsabs.harvard.edu
The tremendous progress from the first discovery of fuel cell principles by Sir William Robert
Grove in 1839 [1] and independent observation of electricity generated in electrochemical …

Accelerated Stress Test of Pt/C Nanoparticles in an Interface with an Anion-Exchange Membrane An Identical-Location Transmission Electron Microscopy Study

C Lafforgue, M Chatenet, L Dubau, DR Dekel - Acs Catalysis, 2018 - ACS Publications
The durability of a state-of-the-art Pt/C electrocatalyst was assessed by accelerated stress
test (AST) procedures conducted in liquid alkaline electrolyte (0.1 M NaOH) and in solid …

Identical location transmission electron microscopy imaging of site-selective Pt nanocatalysts: electrochemical activation and surface disordering

RM Arán-Ais, Y Yu, R Hovden… - Journal of the …, 2015 - ACS Publications
We have employed identical location transmission electron microscopy (IL-TEM) to study
changes in the shape and morphology of faceted Pt nanoparticles as a result of …

Spot the difference at the nanoscale: identical location electron microscopy in electrocatalysis

N Hodnik, S Cherevko - Current opinion in electrochemistry, 2019 - Elsevier
Identical location electron microscopy (IL-EM) offers a unique opportunity to track the
morphological, compositional, and structural changes at the nanoscale in the systems where …