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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Ovtar, Simona
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (11/11 displayed)
- 2020Surface treatments and functionalization of metal‐ceramic membranes for improved enzyme immobilization performancecitations
- 2020Surface treatments and functionalization of metal‐ceramic membranes for improved enzyme immobilization performancecitations
- 2019A 4 × 4 cm2 Nanoengineered Solid Oxide Electrolysis Cell for Efficient and Durable Hydrogen Productioncitations
- 2018Oxygen Exchange and Transport in (La0.6Sr0.4)0.98FeO3-d – Ce0.9Gd0.1O1.95 Dual-Phase Compositescitations
- 2018Oxygen Exchange and Transport in (La 0.6 Sr 0.4 ) 0.98 FeO 3-d – Ce 0.9 Gd 0.1 O 1.95 Dual-Phase Compositescitations
- 2017Oxygen transport properties of tubular Ce 0.9 Gd 0.1 O 1.95 -La 0.6 Sr 0.4 FeO 3−d composite asymmetric oxygen permeation membranes supported on magnesium oxidecitations
- 2017Ceramic processing of tubular, multilayered oxygen transport membranes (Invited)
- 2017Oxygen transport properties of tubular Ce0.9Gd0.1O1.95-La0.6Sr0.4FeO3−d composite asymmetric oxygen permeation membranes supported on magnesium oxidecitations
- 2016Oxygen permeation flux through 10Sc1YSZ-MnCo2O4 asymmetric membranes prepared by two-step sinteringcitations
- 2016Oxygen permeation flux through 10Sc1YSZ-MnCo 2 O 4 asymmetric membranes prepared by two-step sinteringcitations
- 2016Beneficial Effect of Surface Decorations on the Surface Exchange of Lanthanum Strontium Ferrite and Dual Phase Composites
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article
A 4 × 4 cm2 Nanoengineered Solid Oxide Electrolysis Cell for Efficient and Durable Hydrogen Production
Abstract
Despite various advantages of high-temperature solid oxide electrolysiscells (SOECs) over their low-temperature competitors, the insufficientlong-term durability has prevented the commercialization of SOECs. Here,we address this challenge by employing two nanoengineered electrodes.The O<sub>2</sub> electrode consists of a La<sub>0.6</sub>Sr<sub>0.4</sub>CoO<sub>3−δ</sub> (LSC) and Gd,Pr-co-doped CeO<sub>2</sub> (CGPO) nanocomposite coating deposited on a Gd-doped CeO<sub>2</sub> (CGO) scaffold, and the H<sub>2</sub>electrode comprises a Ni/yttria stabilized zirconia (YSZ) electrodemodified with a nanogranular CGO coating. The resulting cell with anactive area of 4 × 4 cm<sup>2</sup> exhibits a current density exceeding 1.2 A cm<sup>–2</sup> at 1.3 V and 750 °C for steam electrolysis while also offering excellent long-term durability at 1 A cm<sup>–2</sup>with a high steam-to-hydrogen conversion of ∼56%. We further unravelthe degradation mechanism of the most commonly used Ni/YSZ electrodeunder these conditions and describe the mitigation of the discussedmechanism on our nanoengineered electrode. Our findings demonstrate thepotential of designing robust SOECs by nanoengineering electrodesthrough infiltration and have significant implications for the practicalintegration of SOEC technology in the future sustainable energy system.