journal article·2024-12Open access

Optimizing Reversible Exsolution and Phase Transformation in Double Perovskite Sr2Fe1.5‐xCoxMo0.5O6‐δ Electrodes for High‐Performance Symmetric Solid Oxide Cells (Small 52/2024)

Hyejin Jeon, Yo Han Kim, Hyeonggeun Kim, Hyeongwon Jeong, Bo‐Ram Won, Wonjun Jang, Chan‐ho Park, Kang Taek Lee, Jae‐ha Myung

Small· Volume 20· Issue 52

Abstract

Solid Oxide Cells In article number 2401628, Kang Taek Lee, Jae-ha Myung, and co-workers present a symmetrical electrode in a reversible solid oxide cell. The electrode material undergoes reversible exsolution of CoFe nanoparticles and phase transformation between double and Ruddlesden-Popper perovskites, altering its atomic and nanoscale structures. The exsolved nanoparticles on the electrode scaffold enhance electrochemical activity and promote diverse reactions, including fuel oxidation and water electrolysis.
Source: openalex_inverted_index · Quality: baseline

Research context

OpenAlex topics: Advancements in Solid Oxide Fuel Cells · Magnetic and transport properties of perovskites and related materials · Electronic and Structural Properties of Oxides

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Affiliations

Department of Materials Science and Engineering Incheon National University Incheon 22012 Republic of Korea

Department of Mechanical Engineering, KAIST Daejeon 34141 Republic of Korea

KAIST Graduate School of Green Growth & Sustainability Daejeon 34141 Republic of Korea

References

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