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@ARTICLE{Ma:9300,
author = {Ma, Q. and Tietz, F. and Sebold, D. and Stöver, D.},
title = {{Y}-substituted {S}r{T}i{O}3-{YSZ} composites as anode
materials for solid oxide fuel cells: {I}nteraction between
{SYT} and {YSZ}},
journal = {Journal of power sources},
volume = {195},
issn = {0378-7753},
address = {New York, NY [u.a.]},
publisher = {Elsevier},
reportid = {PreJuSER-9300},
pages = {1920 - 1925},
year = {2010},
note = {The authors thank Dr. W. Fischer (FZJ-IEF1) and Mr. M.
Ziegner (FZJ-IEF 2) for XRD measurements, and the whole
technical staff of FZJ-IEF1 for experimental assistance.
Financial support from the European Commission under
contract no. SES6-CT-2006-020089 of the Integrated Project
"SOFC600" is gratefully acknowledged.},
abstract = {Donor-substituted SrTiO3 ceramic materials were
investigated as the anodes of solid oxide fuel cells
(SOFCs). Sr0.89Y0.07TiO3-delta (SYT) samples with good
electrical conductivity and redox stability were prepared.
The thermal and chemical expansions of SYT are both
compatible with YSZ electrolyte. Half cells consisting of a
flat anode substrate and an electrolyte layer with outer
dimensions of 5 cm x 5 cm were fabricated, Ni particles were
infiltrated on the pore walls within the ceramic anode
framework, and the redox stability of the half cell was
tested by He leakage tests after redox cycling. Ti diffusion
but no Sr migration was found between the anode and
electrolyte layers. Sr0.895Y0.07TiO3+/-delta (x =
1.00-1.20)-YSZ composites with a Volume ratio 2:1 were
prepared to investigate the influences of this
interdiffusion between YSZ and SYT materials. The results
indicate that the conductivity of SYT decreases because of
the Ti diffusion, and a small amount of Ti excess can solve
this problem. (C) 2009 Elsevier B.V. All rights reserved.},
keywords = {J (WoSType)},
cin = {IEF-1 / JARA-ENERGY},
ddc = {620},
cid = {I:(DE-Juel1)VDB809 / $I:(DE-82)080011_20140620$},
pnm = {Rationelle Energieumwandlung / SOFC - Solid Oxide Fuel Cell
(SOFC-20140602)},
pid = {G:(DE-Juel1)FUEK402 / G:(DE-Juel1)SOFC-20140602},
shelfmark = {Electrochemistry / Energy $\&$ Fuels},
typ = {PUB:(DE-HGF)16},
UT = {WOS:000273883400024},
doi = {10.1016/j.jpowsour.2009.09.075},
url = {https://juser.fz-juelich.de/record/9300},
}