[B2-P303-01] Operando HERFD-XANES and RIXS Characterization of Oxygen, Sulfur, and Water Species Adsorbed on Pt Cathode Catalysts in Practical Polymer Electrolyte Fuel Cells

*Yasuhiro Iwasawa^1,2, Hiroko Ariga-Miwa^1,2, Tomoya Uruga^1,3, Takehiko Sasaki⁴, Takefumi Yoshida^1,2, Takuma Kaneko³, Hirosuke Matsui^5,2, Mizuki Tada^5,2 (1. Univ. Electro-Communications (Japan), 2. RIKEN SPring-8 Center (Japan), 3. JASRI (Japan), 4. Univ. Tokyo (Japan), 5. Nagoya Univ. (Japan))

[B2-P303-02] Development of PEFCs database for Synchrotron Radiation Experiments at SPring-8

*Takahiro Matsumoto¹, Shigeru Yokota¹, Takuma Kaneko¹, Hiroyuki Iwamoto¹, Albert Mufundirwa¹, Yuki Mizuno¹, Tomoya Uruga¹, Daiki Fujioka¹, Jeheon Kim¹, Yasuhiro Watanabe¹, Mayeesha Marium¹, Yoshiharu Uchimoto², Hideto Imai³, Yoshiharu Sakurai¹ (1. Japan Synchrotron Radiation Res. Inst. (Japan), 2. Kyoto Univ. (Japan), 3. Fuel Cell Cutting-Edge Res. Center Tech. Res. Association (Japan))

[B2-P303-03] Heterostructure of Molybdenum Disulfide Zinc Iron Sulfide as High Capacity and Long Life Anode Materials for Lithium Ion Batteries

*Jagadis Gautam¹, Debabrata Chanda¹, Mikiyas Mekete Meshesha Meshesha¹, Jang Seok Gwon¹, Bee Lyong Yang¹ (1. Kumoh National Institute of Technology (Korea))

[B2-P303-04] Reverse Monte Carlo Modeling for Catalyst Nanoparticles in Polymer Electrolyte Fuel Cells by High-energy X-ray Diffraction

*Yuki Mizuno¹, Hirokazu Tsuji², Tomoya Uruga¹, Takuma Kaneko¹, Koji Ohara³, Yoshiharu Uchimoto⁴, Hideto Imai⁵, Yoshiharu Sakurai¹ (1. JASRI (Japan), 2. Sumitomo Electric Industries, Ltd. (Japan), 3. Shimane University (Japan), 4. Kyoto University (Japan), 5. FC-cubic (Japan))

[B2-P303-05] Imaging of hydrogen and light elements by photon counting CT

*Hiroshi Sakurai¹, Kazushi Hoshi¹, Kenya Ishizaki¹, Shuhei Furukawa¹, Yota Shiroto¹, Yuki Hasebe¹, Kosuke Suzuki¹, Manabu Takahashi¹, Masami Torikoshi² (1. Gunma University (Japan), 2. QST (Japan))

[B2-P303-06] Photoelectrochemical performances of copper doped zinc-based metal organic frameworks in salt-water solution

*Kong-Wei Cheng^1,2, Yu-Peng Lin¹ (1. Chang Gung University (Taiwan), 2. Chang Gung Momorial Hospital (Taiwan))

[B2-P303-07] Development and Application of Simultaneous Operando Time-resolved Fluorescence Mode Quick XAFS/XRD Measurement System

*Tomoya Uruga^1,2, Kotaro Higashi¹, Takuma Kaneko¹, Takafumi Yamamoto³, Saburo Hosokawa⁴ (1. Japan Sync. Rad. Res. Inst. (Japan), 2. Univ. Electro-Comm. (Japan), 3. Tokyo Tech. (Japan), 4. Kyoto Inst. Tech. (Japan))

[B2-P303-08] Proton exchange membranes based on the nanocomposites formed by chemically bonding sulfonic acid covalent organic framework

*Cheng Ru Yu¹, Hsieh Chih Tsai¹ (1. National Taiwan University of Science and Technology (Taiwan))

[B2-P303-09] Temperature dependence of proton-conductive polymers measured by Soft X-ray Emission Spectroscopy

*Naoya Kurahashi¹, Ugalino Ralph John², Hisao Kiuchi^2,3, Yoshihisa Harada^2,3 (1. Institute for Molecular Science (Japan), 2. Graduate School of Frontier Sci., The Univ. of Tokyo (Japan), 3. ISSP, The Univ. of Tokyo (Japan))

[B2-P303-10] Ozone-Assisted Hydrothermal Synthesis Method of Sb-Doped SnO₂Conductive Nanoparticles for Carbon-free ORR Catalysts in Proton-Exchange-Membrane Hydrogen Fuel Cells

*Takeshi Fukuda¹, Kenji Iimura², Takanori Yamamoto¹, Ryuki Tsuji¹, Maito Tanabe¹, Seigo Ito¹ (1. Department of Materials and Synchrotron Radiation Eng., Graduate School of Eng., Univ. of Hyogo (Japan), 2. Department of Chemical Eng., Graduate School of Eng., Univ. of Hyogo (Japan))

[B2-P303-11] Computational Design of Innovative Electrocatalysts for Hydrogen/Oxygen Energy Conversion Cycle

*Andrey Lyalin^1,2, Ben Wang¹, Tomohiro Fukushima¹, Hiro Minamimoto¹, Kei Murakoshi¹, Tetsuya Taketsugu¹ (1. Hokkaido University (Japan), 2. National Institute for Materials Science (Japan))

[B2-P303-12] Operando X-ray Fluorescence Spectroscopic Study on In-plane Cerium-ion Transport Phenomena in Polymer Electrolyte Membrane

*Kaoruko Morita¹, Aika Takezawa¹, Naoki Kitano², Akira Kuwaki², Akihiko Kato², Satoshi Yamaguchi², Kazuma Shinozaki², Yuki Orikasa¹ (1. Ritsumeikan Univ. (Japan), 2. Toyota Central R&D Labs. (Japan))

[B2-P303-13] The Improvement for Catalytic Performances of Nickel-Cobalt Selenide Composite Electrocatalysts Applied in the Zinc-Air/Metal Ions Hybrid Battery System

*Xiu-Yu Cai¹, Yu-Hsuan Cheng¹, Kong-Wei Cheng^1,2 (1. Chang Gung University (Taiwan), 2. Chang Gung Memorial Hospital (Taiwan))

[B2-P303-14] High-energy synchrotron X-ray Compton scattering imaging using coded aperture

*Kosuke Suzuki¹, Tomoya Ando¹, Jingliang Tan¹, Tadashi Ito¹, Hiroshi Sakurai¹, Naruki Tsuji², Akihisa Koizumi³, Yujiro Hayashi⁴, Makina Yabashi⁴, Makoto Sakai¹, Maria Varnava¹, Mutsumi Tashiro¹ (1. Gunma University (Japan), 2. JASRI (Japan), 3. University of Hyogo (Japan), 4. RIKEN (Japan))

[B2-P303-15] Fabrication of high performance nitrogen-doped biomass derived activated carbon by nitrogen plasma treatment for supercapacitors

*Ming Che Cheng¹, Yu Sung Chang¹, Du Cheng Tsai¹, Fuh Sheng Shieu¹ (1. National Chung Hsing University (Taiwan))

[B2-P303-16] Analysis of Cerium ion Diffusion Phenomena in Through-Plane Polymer Electrolyte Membrane by Operando X-ray Fluorescence Spectroscopy

*Aika Takezawa¹, Kaoruko Morita¹, Chengchao Zhong¹, Yoichiro Tsuji², Takahiko Asaoka², Maria Ohki², Oki Sekizawa³, Kiyofumi Nitta³, Yuki Orikasa¹ (1. Ritsumeikan Univ. (Japan), 2. FC-Cubic (Japan), 3. JASRI (Japan))

[B2-P303-17] Electronic Structure Analysis of a Nanocomposite Electrode for Solid Oxide Fuel Cells by Soft X-ray Absorption Spectroscopy

*Daisuke Asakura^1,2, Tomohiro Ishiyama¹, Eiji Hosono^1,2, Katherine Develos-Bagarinao¹, Katsuhiko Yamaji¹, Masaki Kobayashi³, Miho Kitamura^4,5, Koji Horiba^4,5, Haruo Kishimoto¹ (1. National Inst. of Advanced Indus. Sci. and Tech. (Japan), 2. AIST-UTokyo Advanced Operando Measurement Tech. Open Innovation Lab. (Japan), 3. The Univ. of Tokyo (Japan), 4. High Energy Accelerator Res. Organization (Japan), 5. National Institutes for Quantum Sci. and Tech. (Japan))

[B2-P303-18] Application of Solvent Contrast-Variation for Small-Angle X-ray Scattering Measurement of Catalyst Particles Supported on Mesoporous-Carbon

*Albert Mufundirwa¹, Hiroyuki Iwamoto¹, Yoshiharu Uchimoto², Hideto Imai³, Yoshiharu Sakurai¹ (1. JASRI/SPring-8 (Japan), 2. Kyoto University (Japan), 3. FC-Cubic (Japan))

[B2-P303-19] Damage-Free Femtosecond X-ray Laser Diffraction Studies of Catalyst Layer Nano-Structures of Polymer Electrolyte Fuel Cells

Yusuke Ikuta¹, Akihiro Suzuki¹, Yoshiya Niida¹, *Yoshinori Nishino¹ (1. Res. Inst. for Electronic Science , Hokkaido Univ. (Japan))

[B2-P303-20] Influence of Infiltrating Various Metal Catalysts (Pd, Cu, and Ce) on La(Sr)Fe(Mn)O₃ Cathodes to Improve CO₂ Conversion Performance for Solid Oxide Electrolysis Cells

*Teng-Ruei Wei¹, Yi-Hsuan Lee¹ (1. National Taipei Univ. of Tech. (Taiwan))

[B2-P303-21] Improvement of hydrogen production cathodes Sr₂Fe_xMo_2-xO_6-δ(x=1.3, 1.5, 1.7) using Ni drop coating for solid oxide electrolytic cells

*Yi-Lin Wu¹, Yi-Hsuan Lee¹ (1. National Taipei Univ. of Tech. (Taiwan))

[B2-P303-22] Behavior of liquid water in the catalyst layer under humidified conditions using nano X-ray CT imaging

*Toshiki Watanabe¹, Yunfei Gao¹, Neha Thakur¹, Mukesh Kumar¹, Akihisa Takeuchi², Masayuki Uesugi², Ikuya Kinefuchi³, Takahiko Asaoka⁴, Yoichiro Tsuji⁴, Hideto Imai⁴, Yoshiharu Sakurai², Yoshiharu Uchimoto¹ (1. Kyoto Univ. (Japan), 2. JASRI (Japan), 3. The Univ. of Tokyo (Japan), 4. FC-Cubic (Japan))

[B2-P303-23] Exploring the Degradation Mechanism on Pt_xCo_y Alloy Catalysts for Oxygen Reduction Reaction by operando X-ray Absorption Spectroscopy

*Yunfei Gao¹, Tomoki Uchiyama¹, Kentaro Yamamoto², Toshiki Watanabe¹, Neha Thakur¹, Ryota Sato¹, Toshiharu Teranishi¹, Hideto Imai³, Yoshiharu Sakurai⁴, Yoshiharu Uchimoto¹ (1. Kyoto University (Japan), 2. Nara Women’s University (Japan), 3. FC-Cubic (Japan), 4. JASRI (Japan))

[B2-P303-24] Development of Multi-component Platinum Alloy Nanowires as Highly Active Fuel Cell Cathodes

*WEIJIE CAO¹, Tomoki Uchiyama¹, Kentaro Yamamoto⁴, Toshiki Watanabe¹, Neha Thakur¹, Ryota Sato¹, Toshiharu Teranishi¹, Hideto Imai³, Yoshiharu Sakurai², Yoshiharu Uchimoto¹ (1. Kyoto Univ. (Japan), 2. JASRI (Japan), 3. FC-Cubic (Japan), 4. Nara Women’s Univ. (Japan))

Session information

[B2-P303] Poster 303