The effect of anode support on the electrochemical performance of microtubular solid oxide fuel cells fabricated by gel-casting

Research output: Contribution to journalArticlepeer-review

Standard

The effect of anode support on the electrochemical performance of microtubular solid oxide fuel cells fabricated by gel-casting. / Morales, M.; Laguna-Bercero, M. A.; Navarro, M. E.; Espiell, F.; Segarra, M.

In: RSC Advances, Vol. 5, No. 49, 16.04.2015, p. 39350-39357.

Research output: Contribution to journalArticlepeer-review

Harvard

APA

Vancouver

Author

Morales, M. ; Laguna-Bercero, M. A. ; Navarro, M. E. ; Espiell, F. ; Segarra, M. / The effect of anode support on the electrochemical performance of microtubular solid oxide fuel cells fabricated by gel-casting. In: RSC Advances. 2015 ; Vol. 5, No. 49. pp. 39350-39357.

Bibtex

@article{c4f411367815476db2aa467bc2991cb4,
title = "The effect of anode support on the electrochemical performance of microtubular solid oxide fuel cells fabricated by gel-casting",
abstract = "Different cell configurations of anode-supported microtubular solid oxide fuel cells (mT-SOFCs) using samaria-doped ceria (SDC) as the electrolyte were fabricated. Several cells were processed varying the porosity and wall thickness (outer diameter) of NiO-SDC tubular supports. Suitable aqueous slurry formulations of NiO-SDC for gel-casting were prepared using agarose, as a gelling agent, and sucrose, as a pore former. The subsequent NiO-SDC anode functional layer (AFL), the SDC electrolyte and the La0.6Sr0.4Co0.2Fe0.8O3-δ-SDC cathode were deposited by spray-coating. Pre-sintering temperatures of the supports were optimized from linear shrinkage curves, thus obtaining after co-sintering, a dense electrolyte without anode-electrolyte delamination. Electrochemical characterization of mT-SOFC cells fabricated by agarose gel-casting is reported by the first time. The cell with a support of 2.6 mm diameter, 380 μm wall thickness, an active area of 1 cm2 and added porosity, using 10 wt% sucrose, achieved a maximum power density of about 400 mW cm-2 at 650°C.",
author = "M. Morales and Laguna-Bercero, {M. A.} and Navarro, {M. E.} and F. Espiell and M. Segarra",
year = "2015",
month = apr,
day = "16",
doi = "10.1039/c5ra02304a",
language = "English",
volume = "5",
pages = "39350--39357",
journal = "RSC Advances",
issn = "2046-2069",
publisher = "Royal Society of Chemistry",
number = "49",

}

RIS

TY - JOUR

T1 - The effect of anode support on the electrochemical performance of microtubular solid oxide fuel cells fabricated by gel-casting

AU - Morales, M.

AU - Laguna-Bercero, M. A.

AU - Navarro, M. E.

AU - Espiell, F.

AU - Segarra, M.

PY - 2015/4/16

Y1 - 2015/4/16

N2 - Different cell configurations of anode-supported microtubular solid oxide fuel cells (mT-SOFCs) using samaria-doped ceria (SDC) as the electrolyte were fabricated. Several cells were processed varying the porosity and wall thickness (outer diameter) of NiO-SDC tubular supports. Suitable aqueous slurry formulations of NiO-SDC for gel-casting were prepared using agarose, as a gelling agent, and sucrose, as a pore former. The subsequent NiO-SDC anode functional layer (AFL), the SDC electrolyte and the La0.6Sr0.4Co0.2Fe0.8O3-δ-SDC cathode were deposited by spray-coating. Pre-sintering temperatures of the supports were optimized from linear shrinkage curves, thus obtaining after co-sintering, a dense electrolyte without anode-electrolyte delamination. Electrochemical characterization of mT-SOFC cells fabricated by agarose gel-casting is reported by the first time. The cell with a support of 2.6 mm diameter, 380 μm wall thickness, an active area of 1 cm2 and added porosity, using 10 wt% sucrose, achieved a maximum power density of about 400 mW cm-2 at 650°C.

AB - Different cell configurations of anode-supported microtubular solid oxide fuel cells (mT-SOFCs) using samaria-doped ceria (SDC) as the electrolyte were fabricated. Several cells were processed varying the porosity and wall thickness (outer diameter) of NiO-SDC tubular supports. Suitable aqueous slurry formulations of NiO-SDC for gel-casting were prepared using agarose, as a gelling agent, and sucrose, as a pore former. The subsequent NiO-SDC anode functional layer (AFL), the SDC electrolyte and the La0.6Sr0.4Co0.2Fe0.8O3-δ-SDC cathode were deposited by spray-coating. Pre-sintering temperatures of the supports were optimized from linear shrinkage curves, thus obtaining after co-sintering, a dense electrolyte without anode-electrolyte delamination. Electrochemical characterization of mT-SOFC cells fabricated by agarose gel-casting is reported by the first time. The cell with a support of 2.6 mm diameter, 380 μm wall thickness, an active area of 1 cm2 and added porosity, using 10 wt% sucrose, achieved a maximum power density of about 400 mW cm-2 at 650°C.

UR - http://www.scopus.com/inward/record.url?scp=84929222706&partnerID=8YFLogxK

U2 - 10.1039/c5ra02304a

DO - 10.1039/c5ra02304a

M3 - Article

AN - SCOPUS:84929222706

VL - 5

SP - 39350

EP - 39357

JO - RSC Advances

JF - RSC Advances

SN - 2046-2069

IS - 49

ER -