Ambient-Pressure synchrotron X-ray study to reveal atomic-scale mechanism of CO oxidation and three-way catalytic reaction of Ru based solid-solution nanoparticles

常压同步加速器X射线研究揭示CO氧化的原子尺度机制和钌基固溶体纳米粒子的三效催化反应

• 批准号: 20K15083
• 负责人: Seo Okkyun
• 金额: $ 2.66万
• 依托单位: Japan Synchrotron Radiation Research Institute (2021-2022)National Institute for Materials Science (2020)
• 依托单位国家: 日本
• 项目类别: Grant-in-Aid for Early-Career Scientists
• 财政年份: 2020
• 资助国家: 日本
• 起止时间: 2020-04-01 至 2023-03-31
• 项目状态: 已结题
• 来源: https://kaken.nii.ac.jp/en/grant/KAKENHI-PROJECT-20K15083/
• 关键词: AP-XPS; in-situ XAFS; metal nanoparticles; CO oxidation; H2 absorption; three-way catalysts; H absorption; EXAFS; XAFS; Ambient pressure XPS; Catalytic reaction; Synchrotron X-ray

项目成果

Investigation of microstructure and hydrogen absorption properties of bulk immiscible AgRh alloy nanoparticles

• DOI: 10.1016/j.jallcom.2021.159268
• 发表时间: 2021-02
• 期刊: Journal of Alloys and Compounds
• 影响因子: 6.2
• 作者: A. Tayal;O. Seo;Jaemyung Kim;K. Kusada;Hirokazu Kobayashi;H. Kitagawa;O. Sakata

Total x-ray scattering setup for crystalline particles at SPring-8 BL15XU NIMS beamline

SPring-8 BL15XU NIMS 光束线上晶体颗粒的总 X 射线散射设置

• DOI: 10.1063/5.0067938
• 发表时间: 2021
• 期刊: Review of Scientific Instruments
• 影响因子: 1.6
• 作者: Seo Okkyun;Kumara L. S. R.;Kim Jaemyung;Hiroi Satoshi;Kusada Kohei;Kitagawa Hiroshi;Sakata Osami
• 通讯作者: Sakata Osami

Control of atomic ordering of LiNiO2 thin films on a sapphire substrate from rock-salt to layered structure using uniaxial compression

使用单轴压缩控制蓝宝石衬底上的 LiNiO2 薄膜从岩盐到层状结构的原子排序

• DOI: 10.1016/j.jallcom.2023.169177
• 发表时间: 2023
• 期刊: Journal of Alloys and Compounds
• 影响因子: 6.2
• 作者: Seo Okkyun;Kim Jaemyung;Tang Jiayi;Kumara L.S.R.;Kimoto Koji;Miki Kazushi;Matsuda Akifumi;Yoshimoto Mamoru;Sakata Osami
• 通讯作者: Sakata Osami

Polar-axis-oriented epitaxial tetragonal (Bi,K)TiO₃ films with large remanent polarization deposited below Curie temperature by a hydrothermal method

居里温度以下水热法沉积大剩余极化极轴取向四方(Bi,K)TiO₃薄膜

• DOI: 10.1063/5.0075014
• 发表时间: 2022
• 期刊: Applied Physics Letters
• 影响因子: 4
• 作者: Ito Yoshiharu;Tateyama Akinori;Kubota Rurika;Shiraishi Takahisa;Shimizu Takao;Kim Jaemyung;Seo Okkyun;Sakata Osami;Kurosawa Minoru;Funakubo Hiroshi
• 通讯作者: Funakubo Hiroshi

Oxidation/reduction behaviors of PdRu solid-solution nanoparticles under three-way catalytic reaction conditions

三效催化反应条件下PdRu纳米粒子固溶体的氧化/还原行为

• 发表时间: 2021
• 作者: Okkyun Seo;Akhil Tayal;Jaemyung Kim;Kohei Kusada;Jiayi Tang;Hirokazu Kobayashi;Hiroshi Kitagawa;and Osami Sakata
• 通讯作者: and Osami Sakata