2017
DOI: 10.1016/j.ceramint.2017.05.130
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Performance and stability of Ruddlesden-Popper La2NiO4+δ oxygen electrodes under solid oxide electrolysis cell operation conditions

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Cited by 55 publications
(34 citation statements)
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“…Therefore, they are promising materials for technological devices such as solid oxide fuel cells, oxygen membranes, sensors, etc. [6][7][8][9]. They are also a special class of materials into which oxygen ions can be intercalated reversibly even at ambient temperature using electrochemical methods [10,11], and the oxygen overstoichiometry (δ) can be tuned between 0 δ 0.25.…”
Section: Introductionmentioning
confidence: 99%
“…Therefore, they are promising materials for technological devices such as solid oxide fuel cells, oxygen membranes, sensors, etc. [6][7][8][9]. They are also a special class of materials into which oxygen ions can be intercalated reversibly even at ambient temperature using electrochemical methods [10,11], and the oxygen overstoichiometry (δ) can be tuned between 0 δ 0.25.…”
Section: Introductionmentioning
confidence: 99%
“…Thus, the influence on the amount of Sr may influence the formation of the spinel structure, Nickel-based perovskite catalysts: synthesis and catalytic tests in the production of syngas (Catalisadores à base de níquel com estrutura perovskita: síntese e testes catalíticos na produção de gás de síntese) La 2 NiO 4 , which, like the perovskite structure, presents high thermal and mechanical stability [10,11]. In addition, it offers resistance to wear related to the reaction conditions and is widely used in the study of solid-oxide fuel cell (SOFC) [10,12]. In general, the perovskite properties are influenced by the synthesis method, calcination conditions (temperature, time and atmosphere) and substitutions at sites A and/or B.…”
Section: Introductionmentioning
confidence: 99%
“…However, the stability of Ruddlesden–Popper phase is controversial according to the reported results. For La 2 NiO 4+ δ anode, evident degradation is observed after operating at 500 mA cm −2 and 750 °C for 48 h with the formation of La 3 Ni 2 O 7 and La 4 Ni 3 O 10 phases. While for Pr 2 NiO 4+ d anode, partial decomposition of the Pr 2 NiO 4+ d phase into PrNiO 3 and PrO 2‐ y causes oscillation in current density but does not depress the electrochemical performance of SOEC.…”
Section: Anodementioning
confidence: 99%