Sr segregation in perovskite oxides: why it happens and how it exists

B Koo, K Kim, JK Kim, H Kwon, JW Han, WC Jung - Joule, 2018 - cell.com
Among the phenomena related to the surface rearrangement of cations in perovskite-based
oxides, A-site cation enrichment, Sr in particular, near the surface has been frequently …

Factors governing oxygen reduction in solid oxide fuel cell cathodes

SB Adler - Chemical reviews, 2004 - ACS Publications
Recent worldwide interest in building a decentralized, hydrogen-based energy economy
has refocused attention on the solid oxide fuel cell (SOFC) as a potential source of efficient …

Degradation phenomena in a solid oxide electrolysis cell after 9000 h of operation

F Tietz, D Sebold, A Brisse, J Schefold - Journal of Power Sources, 2013 - Elsevier
An anode-supported solid oxide fuel cell (SOFC) was operated for 9000 h as a solid oxide
electrolyser cell (SOEC) with a current density of− 1 Acm− 2 showing a voltage increase of …

Development of stable oxygen carrier materials for chemical looping processes—a review

Y De Vos, M Jacobs, P Van Der Voort, I Van Driessche… - Catalysts, 2020 - mdpi.com
This review aims to give more understanding of the selection and development of oxygen
carrier materials for chemical looping. Chemical looping, a rising star in chemical …

[图书][B] Non-equilibrium thermodynamics of heterogeneous systems

S Kjelstrup, D Bedeaux - 2008 - World Scientific
The aim of this book is to present a systematic theory of transport for heterogeneous
systems. The theory is an extension of non-equilibrium thermodynamics for transport in …

Degradation Mechanisms of La–Sr–Co–Fe–O3 SOFC Cathodes

SP Simner, MD Anderson, MH Engelhard… - … and Solid-State …, 2006 - iopscience.iop.org
The long-term stability of anode-supported yttria-stabilized zirconia electrolyte solid oxide
fuel cells (SOFCs) utilizing (LSCF-6428) cathodes (incorporating cathode-electrolyte …

BaxSr1-xCoyFe1-yO3-δ (BSCF) mixed ionic-electronic conducting (MIEC) materials for oxygen separation membrane and SOFC applications: insights into processing …

MG Sahini, BS Mwankemwa, N Kanas - Ceramics International, 2022 - Elsevier
Abstract Cubic perovskite Ba x Sr 1-x Co y Fe 1-y O 3-δ (BSCF), with x= 0.5 and y= 0.8, is
one of the oxygen permeable mixed ionic-electronic conducting (MIEC) membrane materials …

Component interactions after long-term operation of an SOFC stack with LSM cathode

J Malzbender, P Batfalsky, R Vaßen, V Shemet… - Journal of power …, 2012 - Elsevier
The reliable long-term operation of stacks with a low degradation rate is a prerequisite for
the commercialization of solid oxide fuel cell (SOFC) technology. A detailed post-test …

Stoichiometry variation in materials with three mobile carriers—thermodynamics and transport kinetics exemplified for protons, oxygen vacancies, and holes

D Poetzsch, R Merkle, J Maier - Advanced Functional Materials, 2015 - Wiley Online Library
Materials with three independent mobile charge carriers, in the sense of not being in local
defect‐chemical equilibrium though naturally coupled through electroneutrality, are …

Characterization of ilmenite used as oxygen carrier in a 100 kW chemical-looping combustor for solid fuels

P Knutsson, C Linderholm - Applied Energy, 2015 - Elsevier
Chemical-looping combustion (CLC) is considered to be the most promising and
economically viable process for carbon dioxide capture. The oxygen carrier has a central …