An overview of degradation in solid oxide fuel cells-potential clean power sources

I Sreedhar, B Agarwal, P Goyal, A Agarwal - Journal of Solid State …, 2020 - Springer
Solid oxide fuel cells (SOFCs) have emerged as the potential power generating devices,
being profoundly effective, biofuel-based, and causing negligible harm to the environment …

Perspective and control of cation interdiffusion and interface reactions in solid oxide fuel cells (SOFCs)

MG Sahini, SD Lupyana - Materials Science and Engineering: B, 2023 - Elsevier
The occurrence of cation interdiffusion during sintering and operation of Solid Oxide Fuel
Cells (SOFCs) is inevitable, due to high temperatures and chemical potential gradients …

Surface chemistry of La 0.6 Sr 0.4 CoO 3− δ thin films and its impact on the oxygen surface exchange resistance

GM Rupp, H Téllez, J Druce, A Limbeck… - Journal of Materials …, 2015 - pubs.rsc.org
The surface composition of dense La0. 6Sr0. 4CoO3− δ (LSC) thin film model electrodes,
deposited by pulsed laser deposition at 600° C on yttria-stabilized zirconia (100) …

Investigating oxygen reduction pathways on pristine SOFC cathode surfaces by in situ PLD impedance spectroscopy

M Siebenhofer, C Riedl, A Schmid, A Limbeck… - Journal of Materials …, 2022 - pubs.rsc.org
The oxygen exchange reaction mechanism on truly pristine surfaces of SOFC cathode
materials (La0. 6Sr0. 4CoO3− δ= LSC, La0. 6Sr0. 4FeO3− δ= LSF,(La0. 6Sr0. 4) 0.98 Pt0 …

In situ study of strontium segregation in La 0.6 Sr 0.4 Co 0.2 Fe 0.8 O 3− δ in ambient atmospheres using high-temperature environmental scanning electron …

M Niania, R Podor, TB Britton, C Li… - Journal of Materials …, 2018 - pubs.rsc.org
Samples of the solid oxide fuel cell cathode material La0. 6Sr0. 4Co0. 2Fe0. 8O3− δ (LSCF)
were annealed using High-Temperature Environmental Scanning Electron Microscopy (HT …

Silica: ubiquitous poison of metal oxide interfaces

A Staerz, HG Seo, T Defferriere… - Journal of Materials …, 2022 - pubs.rsc.org
In this review, we consider electrochemical applications, broadly conceived, in which both
ions and electrons play key roles in device operation and where exchange of oxygen …

Surface chemistry and degradation processes of dense La0. 6Sr0. 4CoO3–δ thin film electrodes

M Siebenhofer, U Haselmann, A Nenning… - Journal of The …, 2023 - iopscience.iop.org
The changes of the surface morphology and the surface chemistry of LSC thin films grown
on different substrates were tracked for 100 hours under SOFC operation conditions. Atomic …

Sulphur poisoning of the SOFC cathode material La0. 6Sr0. 4CoO3-δ

E Bucher, C Gspan, F Hofer, W Sitte - Solid State Ionics, 2013 - Elsevier
The oxygen exchange kinetics of La0. 6Sr0. 4CoO3-δ was investigated at 700° C and p
(O2)= 0.10 bar by in-situ conductivity relaxation measurements. The experiments were …

Direct carbon solid oxide fuel cells powered by rice husk biochar

W Cai, X Tong, X Yan, H Li, Y Li, X Gao… - … Journal of Energy …, 2022 - Wiley Online Library
The inefficient application of fossil energy is one of the fundamental factors leading to global
warming. Bioenergy is a renewable energy and also a carbon‐neutral energy, with …

[HTML][HTML] Electronic and ionic effects of sulphur and other acidic adsorbates on the surface of an SOFC cathode material

M Siebenhofer, A Nenning, GE Wilson… - Journal of Materials …, 2023 - pubs.rsc.org
The effects of sulphur adsorbates and other typical solid oxide fuel cell (SOFC) poisons on
the electronic and ionic properties of an SrO-terminated (La, Sr) CoO3 (LSC) surface and on …