Journal ArticleDOI
Nickel agglomeration in solid oxide fuel cells: The influence of temperature
TLDR
In this paper, the Ni/CG40-cermet anodes with two different ratios of nickel and ceria-gadolinia-oxide were exposed to seven different reduction temperatures between 555 and 1140°C.About:
This article is published in Solid State Ionics.The article was published on 2012-03-15. It has received 42 citations till now. The article focuses on the topics: Nickel & Particle size.read more
Citations
More filters
Journal ArticleDOI
Synthesis and Stability of Pd@CeO2 Core–Shell Catalyst Films in Solid Oxide Fuel Cell Anodes
Lawrence Adijanto,Anirudh Sampath,Anthony S. Yu,Matteo Cargnello,Paolo Fornasiero,Raymond J. Gorte,John M. Vohs +6 more
TL;DR: Submonolayer films of highly catalytically active Pd@CeO2 nanocomposites, consisting of a Pd nanoparticle core coated with a porous CeO2 shell, were deposited onto porous solid oxide fuel cell (SOFC) anodes that were functionalized with triethoxy(octyl)silane (TEOOS) as discussed by the authors.
Journal ArticleDOI
Recent advancements, doping strategies and the future perspective of perovskite-based solid oxide fuel cells for energy conversion
Muhammad Bilal Hanif,Muhammad Bilal Hanif,Martin Motola,Sana qayyum,Sajid Rauf,Azqa khalid,Chang-Jiu Li,Cheng-Xin Li +7 more
TL;DR: Different perovskite structure-related compounds are discussed in this paper, which could be possible electrode materials in Solid Oxide Fuel Cells (SOFCs) and provide some useful recommendations and prospective directions for designing future electrode materials of SOFCs.
Journal ArticleDOI
Gas transport in porous electrodes of solid oxide fuel cells: A review on diffusion and diffusivity measurement
Weidong He,Jing Zou,Bin Wang,Subramanian Vilayurganapathy,Ming Zhou,Xiao Lin,Kelvin H. L. Zhang,Junhao Lin,Ping Xu,James H. Dickerson +9 more
TL;DR: In this article, the authors focus on the recent advancement of gas diffusion models and diffusivity measurement techniques of solid oxide fuel cells, and provide an insightful guidance for designing high-performance solid-oxide fuel cell electrodes with efficient thickness, porosity, among other parameters.
Journal ArticleDOI
Smart material concept: reversible microstructural self-regeneration for catalytic applications
Dariusz Burnat,Roman Kontic,Lorenz Holzer,Patrick Steiger,Patrick Steiger,Davide Ferri,Andre Heel +6 more
TL;DR: In this article, a modified citrate-gel technique was developed for the synthesis of LaxSr1−1.5xTi1−yNiyO3−δ.
References
More filters
Journal ArticleDOI
Fundamental mechanisms limiting solid oxide fuel cell durability
TL;DR: In this article, the fundamental issues associated with solid oxide fuel cell (SOFC) durability have been reviewed with an emphasis on general features in SOFCs and respective anode and cathode related phenomena.
Journal ArticleDOI
Micro-modelling of solid oxide fuel cell electrodes
TL;DR: In this paper, the morphological properties of the electrode have been considered with reference to percolation thresholds, in terms of effective conductivity for both phases and contact area between the phases.
Journal ArticleDOI
Nickel coarsening in annealed Ni/8YSZ anode substrates for solid oxide fuel cells
TL;DR: In this paper, a series of exposure tests was carried out with anode substrates used in SOFC development at the Research Centre Julich, where the changes in electrical conductivity as well as in the microstructure of the material were investigated.
Journal ArticleDOI
Contradicting Geometrical Concepts in Pore Size Analysis Attained with Electron Microscopy and Mercury Intrusion
Beat Münch,Lorenz Holzer +1 more
TL;DR: In this paper, the pore size distribution (PSD) is derived from traditional analysis by mercury intrusion porosimetry (MIP), which deviates from the findings that are achieved by common back-scattered electron image analysis.
Journal ArticleDOI
Microstructure degradation of cermet anodes for solid oxide fuel cells: Quantification of nickel grain growth in dry and in humid atmospheres
Lorenz Holzer,Boris Iwanschitz,Thomas Hocker,Beat Münch,Michel Prestat,Daniel Wiedenmann,U. Vogt,P. Holtappels,Josef Sfeir,Andreas Mai,Thomas Graule +10 more
TL;DR: In this paper, the effects of compositional and environmental parameters on the kinetics of microstructural degradation are investigated for porous Ni/CGO anodes in solid oxide fuel cells (SOFC).