Amorphization mechanism of SrIrO <sub>3</sub> electrocatalyst: How oxygen redox initiates ionic diffusion and structural reorganization
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- Gang Wan
- Materials Science Division, Argonne National Laboratory, Lemont, IL 60439, USA.
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- John W. Freeland
- X-ray Science Division, Advanced Photon Source, Argonne National Laboratory, Lemont, IL 60439, USA.
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- Jan Kloppenburg
- Institute of Condensed Matter and Nanosciences, Université Catholique de Louvain, Chemin des Étoiles 8, B-1348 Louvain-la-Neuve, Belgium.
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- Guido Petretto
- Institute of Condensed Matter and Nanosciences, Université Catholique de Louvain, Chemin des Étoiles 8, B-1348 Louvain-la-Neuve, Belgium.
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- Jocienne N. Nelson
- Laboratory of Atomic and Solid State Physics, Department of Physics, Cornell University, Ithaca, NY 14853, USA.
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- Ding-Yuan Kuo
- Department of Materials Science and Engineering, Cornell University, Ithaca, NY 14853, USA.
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- Cheng-Jun Sun
- X-ray Science Division, Advanced Photon Source, Argonne National Laboratory, Lemont, IL 60439, USA.
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- Jianguo Wen
- Center for Nanoscale Materials, Argonne National Laboratory, Lemont, IL 60439, USA.
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- J. Trey Diulus
- School of Chemical, Biological, and Environmental Engineering, Oregon State University, Corvallis, OR 97331, USA.
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- Gregory S. Herman
- School of Chemical, Biological, and Environmental Engineering, Oregon State University, Corvallis, OR 97331, USA.
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- Yongqi Dong
- Materials Science Division, Argonne National Laboratory, Lemont, IL 60439, USA.
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- Ronghui Kou
- X-ray Science Division, Advanced Photon Source, Argonne National Laboratory, Lemont, IL 60439, USA.
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- Jingying Sun
- Department of Physics and the Texas Center for Superconductivity, University of Houston, Houston, TX 77204, USA.
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- Shuo Chen
- Department of Physics and the Texas Center for Superconductivity, University of Houston, Houston, TX 77204, USA.
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- Kyle M. Shen
- Laboratory of Atomic and Solid State Physics, Department of Physics, Cornell University, Ithaca, NY 14853, USA.
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- Darrell G. Schlom
- Department of Materials Science and Engineering, Cornell University, Ithaca, NY 14853, USA.
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- Gian-Marco Rignanese
- Institute of Condensed Matter and Nanosciences, Université Catholique de Louvain, Chemin des Étoiles 8, B-1348 Louvain-la-Neuve, Belgium.
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- Geoffroy Hautier
- Institute of Condensed Matter and Nanosciences, Université Catholique de Louvain, Chemin des Étoiles 8, B-1348 Louvain-la-Neuve, Belgium.
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- Dillon D. Fong
- Materials Science Division, Argonne National Laboratory, Lemont, IL 60439, USA.
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- Zhenxing Feng
- School of Chemical, Biological, and Environmental Engineering, Oregon State University, Corvallis, OR 97331, USA.
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- Hua Zhou
- X-ray Science Division, Advanced Photon Source, Argonne National Laboratory, Lemont, IL 60439, USA.
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- Jin Suntivich
- Department of Materials Science and Engineering, Cornell University, Ithaca, NY 14853, USA.
抄録
<jats:p> The transformation from crystalline SrIrO <jats:sub>3</jats:sub> to active amorphous iridium oxide electrocatalyst occurs via the lattice oxygen redox. </jats:p>
収録刊行物
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- Science Advances
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Science Advances 7 (2), eabc7323-, 2021-01-08
American Association for the Advancement of Science (AAAS)