Iron-based electrode materials for solid oxide fuel cells and electrolysers

C Ni, J Zhou, Z Zhang, S Li, J Ni, K Wu… - Energy & Environmental …, 2021 - pubs.rsc.org
A critical new research direction in solid oxide cells (SOCs) is related to balancing power-
grid load or integrating heat-electricity-gas interconnection simply by switching operations …

Performance benchmark of planar solid oxide cells based on material development and designs

D Udomsilp, C Lenser, O Guillon… - Energy …, 2021 - Wiley Online Library
Solid oxide cell (SOC) technology currently attracts great attention due to its unique potential
for substantially contributing to a carbon‐neutral power supply. The variety in possible …

Ni-substituted Sr (Ti, Fe) O3 SOFC anodes: achieving high performance via metal alloy nanoparticle exsolution

T Zhu, HE Troiani, LV Mogni, M Han, SA Barnett - Joule, 2018 - cell.com
Electrically conducting oxides have been proposed as alternatives to Ni-based cermet
anodes for solid oxide fuel cells (SOFCs) to overcome issues such as coking and impurity …

Roadmap on exsolution for energy applications

D Neagu, JTS Irvine, J Wang, B Yildiz… - Journal of Physics …, 2023 - iopscience.iop.org
Over the last decade, exsolution has emerged as a powerful new method for decorating
oxide supports with uniformly dispersed nanoparticles for energy and catalytic applications …

Exsolution-driven surface transformation in the host oxide

J Wang, A Kumar, JL Wardini, Z Zhang, H Zhou… - Nano Letters, 2022 - ACS Publications
Exsolution synthesizes self-assembled metal nanoparticle catalysts via phase precipitation.
An overlooked aspect in this method thus far is how exsolution affects the host oxide surface …

In situ techniques reveal the true capabilities of SOFC cathode materials and their sudden degradation due to omnipresent sulfur trace impurities

C Riedl, M Siebenhofer, A Nenning… - Journal of Materials …, 2022 - pubs.rsc.org
In this study, five different mixed conducting cathode materials were grown as dense thin
films by pulsed laser deposition (PLD) and characterized via in situ impedance spectroscopy …

Ion irradiation to control size, composition and dispersion of metal nanoparticle exsolution

J Wang, KB Woller, A Kumar, Z Zhang… - Energy & …, 2023 - pubs.rsc.org
Nano-engineered oxides play a frontier role in the development of next-generation catalysts
and microelectronics. Recently, metal exsolution from oxides has emerged as a promising …

Cobalt-substituted SrTi 0.3 Fe 0.7 O 3− δ: a stable high-performance oxygen electrode material for intermediate-temperature solid oxide electrochemical cells

SL Zhang, H Wang, MY Lu, AP Zhang… - Energy & …, 2018 - pubs.rsc.org
A key need in the development of solid oxide cells (SOCs) is for electrodes that promote fast
oxygen reduction and oxygen evolution reactions at reduced operating temperature (≤ 700° …

Excellent kinetics of single-phase Gd-doped ceria fuel electrodes in solid oxide cells

A Nenning, M Holzmann, J Fleig, AK Opitz - Materials Advances, 2021 - pubs.rsc.org
Ceria containing electrodes offer several advantages compared to state-of-the art nickel-
yttria-stabilized zirconia (Ni-YSZ) cermets, such as higher ionic and electronic conductivities …

Exsolution and electrochemistry in perovskite solid oxide fuel cell anodes: role of stoichiometry in Sr (Ti, Fe, Ni) O3

T Zhu, H Troiani, LV Mogni, M Santaya, M Han… - Journal of Power …, 2019 - Elsevier
The exsolution of metal cations from oxides under reducing fuel conditions results in the
formation of surface metallic nanoparticles, which can reduce Solid Oxide Fuel Cell anode …