"Performance and Durability of Pt/C Cathode Catalysts with Different Kinds of Carbons for Polymer Electrolyte Fuel Cells Characterized by Electrochemical and in situ XAFS Techniques"

Kensaku Nagasawa

Physical Chemistry Chemical Physics, 16, (2014) 10075-10087

"In Situ Time-Resolved XAFS of Transitional States of Pt/C Cathode Electrocatalyst in an MEA During PEFC Loading with Transient Voltages"

Sutasinee Kityakarn

Topics in Catalysis, 57, (2014) 903-910

"New XAFS Beamline for Structural and Electronic Dynamics of Nanoparticle Catalysts in Fuel Cells under Operating Conditions"

Oki Sekizawa

Journal of Physics: Conference Series, 430, (2013) 012020

"Visualization of the Heterogeneity of Cerium Oxidation States in Single Pt/Ce₂Zr₂O_x Catalyst Particles by Nano-XAFS"

Nozomu Ishiguro

ChemPhysChem, 15, (2014) 1563-1568

"In situ Study of an Oxidation Reaction on a Pt/C Electrode by Ambient Pressure Hard X-ray Photoelectron Spectroscopy"

Yasumasa Takagi

Applied Physics Letters, 105, (2014) 131602

"Mapping Platinum Species in Polymer Electrolyte Fuel Cells by Spatially Resolved XAFS Techniques"

Shinobu Takao

Angewandte Chemie International Edition, 53, (2014) 14110-14114

"Rate Enhancements in Structural Transformations of Pt-Co and Pt-Ni Bimetallic Cathode Catalysts in Polymer Electrolyte Fuel Cells Studied by in Situ Time-Resolved X-ray Absorption Fine Structure"

Nozomu Ishiguro

The Journal of Physical Chemistry C, 118, (2014) 15874-15883

"Key Factors Affecting the Performance and Durability of Cathode Electrocatalysts in Polymer Electrolyte Fuel Cells Characterized by In Situ Real Time and Spatially Resolved XAFS Techniques"

Mizuki Tada

Catalysis Letters, 145, (2015) 58-70

"Same-View Nano-XAFS/STEM-EDS Imagings of Pt Chemical Species in Pt/C Cathode Catalyst Layers of a Polymer Electrolyte Fuel Cell"

Shinobu Takao

The Journal of Physical Chemistry Letters, 6, (2015) 2121-2126

"Formation and Nitrile Hydrogenation Performance of Ru Nanoparticles on a K-doped Al₂O₃ Surface"

Satoshi Muratsugu

Physical Chemistry Chemical Physics, 17, (2015) 24791-24802

"Structural and Electronic Transformations of Pt/C, Pd@Pt(1 ML)/C and Pd@Pt(2 ML)/C Cathode Catalysts in Polymer Electrolyte Fuel Cells during Potential-step Operating Processes Characterized by In-situ Time-resolved XAFS"

Shin-ichi Nagamatsu

Surface Science, 648, (2016) 100-113

"Surface-Regulated Nano-SnO₂/Pt₃Co/C Cathode Catalysts for Polymer Electrolyte Fuel Cells Fabricated by a Selective Electrochemical Sn Deposition Method"

Kensaku Nagasawa

Journal of the American Chemical Society, 137, (2015) 12856-12864

"Effects of Repeated Feed-Gas Exchange Processes on Degradation Processes of Pt-Based PEFC Cathode Catalysts Studied by In-situ XAFS, STEM-EDS and Electrochemical Methods"

Gabor Samjeske

ECS Transactions, 69, (2015) 1039-1045

"In Situ Techniques to Study the Effects of Anode or Cathode Gas-Exchange Cycles on the Deterioration of Pt/C Cathode Catalysts in PEFCs"

Gabor Samjeske

ChemElectroChem, 2, (2015) 1595-1606

"MEA Pt/C Cathode Catalyst Degradation during Repeated Anode Gas Exchange Cycles: In-Situ XAFS, STEM-EDS and Electrochemical Analysis"

Gabor Samjeske

ECS Transactions, 64, (2014) 113-119

"Spatially Non-Uniform Degradation of Pt/C Cathode Catalysts in Polymer Electrolyte Fuel Cells Imaged by Combination of Nano XAFS and STEM-EDS Techniques"

Shinobu Takao

Topics in Catalysis, 59, (2016) 1722-1731

"Imaging of Oxygen Diffusion in Individual Platinum/Ce₂Zr₂O_x Catalyst Particles During Oxygen Storage and Release"

Hirosuke Matsui

Angewandte Chemie International Edition, 55, (2016) 12022-12025

"Kinetics and Mechanism of Redox Processes of Pt/C and Pt₃Co/C Cathode Electrocatalysts in a Polymer Electrolyte Fuel Cell during an Accelerated Durability Test"

Nozomu Ishiguro

The Journal of Physical Chemistry C, 120, (2016) 19642-19651

"SPring-8 BL36XU: Catalytic Reaction Dynamics for Fuel Cells"

Oki Sekizawa

Journal of Physics: Conference Series, 712, (2016) 012142

"Imaging Analysis of Heterogeneous Solid Catalyst by Spatially-Resolved XAFS"

Hirosuke Matsui

Journal of the Vacuum Society of Japan, 59, (2016) 307-314

"Key Structural Kinetics for Carbon Effects on the Performance and Durability of Pt/Carbon Cathode Catalysts in Polymer Electrolyte Fuel Cells Characterized by In Situ Time-Resolved X-ray Absorption Fine Structure"

Takuma Kaneko

The Journal of Physical Chemistry C, 120, (2016) 24250-24264

"In situ Study of Oxidation States of Platinum Nanoparticles on a Polymer Electrolyte Fuel Cell Electrode by Near Ambient Pressure Hard X-ray Photoelectron Spectroscopy"

Yasumasa Takagi

Physical Chemistry Chemical Physics, 19, (2017) 6013-6021

"Structural Kinetics of Polymer Electrolyte Fuel Cell Electrocatalysts Revealed by in situ Time-Resolved XAFS"

Nozomu Ishiguro

応用物理 (Journal of Applied Physics, Japan), 86, (2017) 209-213

"Imaging of Solid Particles by Scanning Nano-XAFS"

Nozomu Ishiguro

触媒 (Catalysts & Catalysis), 59, (2017) 69-75

"Simultaneous Operando Time-Resolved XAFS−XRD Measurements of a Pt/C Cathode Catalyst in Polymer Electrolyte Fuel Cell under Transient Potential Operations"

Oki Sekizawa

ACS Sustainable Chemistry & Engineering, 5, (2017) 3631-3636

"In-situ X-ray Nano-CT System for Polymer Electrolyte Fuel Cells under Operating Conditions"

Oki Sekizawa

Journal of Physics: Conference Series, 849, (2017) 012022

"Simultaneous Improvements in Performance and Durability of an Octahedral PtNi_x/C Electrocatalyst for Next-Generation Fuel Cells by Continuous, Compressive, and Concave Pt Skin Layers"

Xiao Zhao

ACS Catalysis, 7, (2017) 4642-4654

"Operando 3D Visualization of Migration and Degradation of a Platinum Cathode Catalyst in a Polymer Electrolyte Fuel Cell"

Hirosuke Matui

Angewandte Chemie International Edition, 56, (2017) 9371-9375

"X-ray Photoelectron Spectroscopy under Real Ambient Pressure Conditions"

Yasumasa Takagi

Applied Physics Express, 10, (2017) 076603

"Approach to Highly Sensitive XAFS by Means of Bent Crystal Laue Analyzers"

Yuki Wakisaka

表面科学 (Journal of the Surface Science Society of Japan), 38, (2017) 378-383

"Size Regulation and Stability Enhancement of Pt Nanoparticle Catalyst via Polypyrrole Functionalization of Carbon-Nanotube-Supported Pt Tetranuclear Complex"

Satoshi Muratsugu

Langmuir, 33, (2017) 10271-10282

"The Relationship between the Active Pt Fraction in a PEFC Pt/C Catalyst and the ECSA and Mass Activity during Start-Up/Shut-Down Degradation by in Situ Time-Resolved XAFS Technique"

Kotaro Higashi

The Journal of Physical Chemistry C, 121, (2017) 22164-22177

"Ambient Pressure Hard X‑ray Photoelectron Spectroscopy for Functional Material Systems as Fuel Cells under Working Conditions"

Yasumasa Takagi

Accounts of Chemical Research, 51, (2018) 719-727

"Non-contact Electric Potential Measurements of Electrode Components in an Operating Polymer Electrolyte Fuel Cell by Near Ambient Pressure XPS"

Liwei Yu

Physical Chemistry Chemical Physics, 19, (2017) 30798-30803

"A Demonstration of Pt L₃-Edge EXAFS Free from Au L₃-Edge Using Log–Spiral Bent Crystal Laue Analyzers"

Yuki Wakisaka

Catalysts, 8, (2018) 204

"Structural Kinetics of Cathode Events on Polymer Electrolyte Fuel Cell Catalysis Studied by Operando Time-Resolved XAFS"

Nozomu Ishiguro

Catalysis Letters, 148, (2018) 1597-1609

"Key Structural Transformations and Kinetics of Pt Nanoparticles in PEFC Pt/C Electrocatalysts by a Simultaneous Operando Time-Resolved QXAFS–XRD Technique"

Oki Sekizawa

Topics in Catalysis, 61, (2018) 889-901

"Operando Time-Resolved X-ray Absorption Fine Structure Study for Pt Oxidation Kinetics on Pt/C and Pt₃Co/C Cathode Catalysts by Polymer Electrolyte Fuel Cell Voltage Operation Synchronized with Rapid O₂ Exposure"

Saki Ozawa

The Journal of Physical Chemistry C, 122, (2018) 14511-14517

"Three-Dimensional XAFS Imaging of Polymer Electrolyte Fuel Cell Cathode Catalysts in Membrane Electrode Assembly"

Yuanyuan Tan

Accounts of Materials & Surface Research, 3, (2018) 165-171

"Reaction Stoichiometry and Mechanism of Pt Deposition via Surface Limited Redox Replacement of Copper UPD Layer on Au(111)"

Qiuyi Yuan

The Journal of Physical Chemistry C, 122, (2018) 16664-16673

"Observation of Degradation of Pt and Carbon Support in Polymer Electrolyte Fuel Cell Using Combined Nano-X-ray Absorption Fine Structure and Transmission Electron Microscopy Techniques"

Shinobu Takao

ACS Applied Materials & Interfaces, 10, (2018) 27734-27744

"Evidence for Multi-Atom Resonance X-ray Raman Spectroscopy — An in situ Low Z-element and Bond-specific X-ray Spectroscopy"

Natee Sirisit

e-Journal of Surface Science and Nanotechnology, 16, (2018) 387-390

"Operando XAFS Imaging of Distribution of Pt Cathode Catalysts in PEFC MEA"

Hirosuke Matsui

The Chemical Record, 19, (2018) 1380-1392

"Operando Observation of Sulfur Species Poisoning Polymer Electrolyte Fuel Cell Studied by Near Ambient Pressure Hard X-ray Photoelectron Spectroscopy"

Liwei Yu

The Journal of Physical Chemistry C, 123, (2019) 603-611

"In-situ 3D CT-XAFS Imaging of Pt/C Cathode Catalysts in Polymer Electrolyte Fuel Cell during Degradation Processes by Anode Gas Exchange Cycles"

Kotaro Higashi

Microscopy and Microanalysis, 24, (2018) 442-443

"Key Factors for Simultaneous Improvements of Performance and Durability of Core-Shell Pt₃Ni/Carbon Electrocatalysts Toward Superior Polymer Electrolyte Fuel Cell"

Xiao Zhao

The Chemical Record, 19, (2018) 1337-1353

"Confined Single Alkali Metal Ion Platform in a Zeolite Pore for Concerted Benzene C–H Activation to Phenol Catalysis"

Shilpi Ghosh

ACS Catalysis, 8, (2018) 11979-11986

"Effective Surface Termination with Au on PtCo@Pt Core-Shell Nanoparticle: Microstructural Investigations and Oxygen Reduction Reaction Properties"

Shuntaro Takahashi

Journal of Electroanalytical Chemistry, 842, (2019) 1-7

"An Integrated Single-Electrode Method Reveals the Template Roles of Atomic Steps: Disturb Interfacial Water Networks and Thus Affect the Reactivity of Electrocatalysts"

Xiao Zhao

Journal of the American Chemical Society, 141, (2019) 8516-8526

"Emergence of Oxygen Reduction Activity in Zirconium Oxide-Based Compounds in Acidic Media: Creation of Active Sites for the Oxygen Reduction Reaction"

Akimitsu Ishihara

The Journal of Physical Chemistry C, 123, (2019) 18150-18159

"Enhanced Oxygen Reduction Reaction Performance of Size-Controlled Pt Nanoparticled on Polypyrrole-Functionalized Carbon Nanotubes"

Kentarou Ichihashi

Dalton Transactions, 48, (2019) 7130-7137

"Development of Surface Fluorescence X‐Ray Absorption Fine Structure Spectroscopy Using a Laue‐Type Monochromator"

Yuki Wakisaka

The Chemical Record, 19, (2018) 1157-1165

"Pt-Co/C Cathode Catalyst Degradation in a Polymer Electrolyte Fuel Cell Investigated by an Infographic Approach Combining Three-Dimensional Spectroimaging and Unsupervised Learning"

Yuanyuan Tan

The Journal of Physical Chemistry C, 123, (2019) 18844-18853

"In-Situ XAFS Study to Monitor the Degradation of an Fe/N/C Cathode Catalyst in PEMFC"

Yuta Nabae

ECS Transactions, 92, (2019) 621-625

"Visualization Analysis of Pt and Co Species in Degraded Pt₃Co/C Electrocatalyst Layers of a Polymer Electrolyte Fuel Cell Using a Same-View Nano-XAFS/STEM-EDS"

Shinobu Takao

ACS Applied Materials & Interfaces, 12, (2020) 2299-2312

"Evidence for Interfacial Geometric Interactions at Metal–Support Interfaces and Their Influence on the Electroactivity and Stability of Pt Nanoparticles"

Xiao Zhao

Journal of Materials Chemistry A, 8, (2020) 1368-1377

"Electrochemical Properties and Single Cell Performance of Pd Core-Pt Shell Structured Catalyst Synthesized by a Simple Direct Displacement Reaction"

Naoya Aoki

Journal of the Electrochemical Society, 167, (2020) 044513

"Plasma-Devised Pt/C Model Electrodes for Understanding the Doubly Beneficial Roles of a Nanoneedle-Carbon Morphology and Strong Pt-Carbon Interface in the Oxygen Reduction Reaction"

Xiao Zhao

ACS Applied Energy Materials, 3, (2020) 5542−5551

"Feed Gas Exchange (Startup/Shutdown) Effects on Pt/C Cathode Electrocatalysis and Surface Pt-oxide Behavior in Polymer Electrolyte Fuel Cells as Revealed using in situ Real-Time XAFS and High-Resolution STEM Measurements"

Gabor Samjeske

Physical Chemistry Chemical Physics, 22, (2020) 9424-9437

"Quick Operando Ambient Pressure Hard X-ray Photoelectron Spectroscopy for Reaction Kinetic Measurements of Polymer Electrolyte Fuel Cells"

Takahiro Nakamura

The Journal of Physical Chemistry C, 124, (2020) 17520-17527

"Electronic Effects of Nitrogen Atoms of Supports on Pt−Ni Rhombic Dodecahedral Nanoframes for Oxygen Reduction"

Masaru Kato

ACS Applied Energy Materials, 3, (2020) 6768-6774

"Single Rhodium Atoms Anchored in Micropores for Efficient Transformation of Methane under Mild Conditions"

Yu Tang

Nature Communications, 9, (2018) 1231

"SPring‐8 BL36XU: Synchrotron Radiation X‐Ray‐Based Multi‐Analytical Beamline for Polymer Electrolyte Fuel Cells under Operating Conditions"

Tomoya Uruga

The Chemical Record, 19, (2019) 1444-1456

"Visualization and Understanding of the Degradation Behaviors of a PEFC Pt/C Cathode Electrocatalyst using a Multi-Analysis System Combining Time-Resolved Quick XAFS, Three-Dimensional XAFS-CT, and Same-View Nano-XAFS/STEM-EDS Techniques"

Kotaro Higashi

Physical Chemistry Chemical Physics, 22, (2020) 18919-18931

"Creation of a Highly Active Pt/Pd/C Core–Shell-Structured Catalyst by Synergistic Combination of Intrinsically High Activity and Surface Decoration with Melamine or Tetra-(tert-butyl)-tetraazaporphyrin"

Shinichi Yamazaki

ACS Catalysis, 10, (2020) 14567-14580

"In Situ X-ray Absorption Spectroscopy to Monitor the Degradation of Fe/N/C Cathode Catalyst in Proton Exchange Membrane Fuel Cells"

Yuta Nabae

Journal of the Electrochemical Society, 168, (2021) 014513

"Sulfur Poisoning of Pt and PtCo Anode and Cathode Catalysts in Polymer Electrolyte Fuel Cells Studied by Operando Near Ambient Pressure Hard X-ray Photoelectron Spectroscopy"

Suwilai Chaveanghong

Physical Chemistry Chemical Physics, 23, (2021) 3866-3873

"Oxygen Reduction Reaction Performance Tuning on Pt Nanoparticle/MWCNT Catalysts by Gd Species"

Kentarou Ichihashi

The Journal of Physical Chemistry C, 124, (2020) 26925-26936

"Synthesis of Catalysts with Fine Platinum Particles Supported by High-Surface-Area Activated Carbons and Optimization of Their Catalytic Activities for Polymer Electrolyte Fuel Cells"

Md. Mijanur Rahman

RSC Advances, 11, (2021) 20601-20611

"Base Catalysis of Sodium Salts of [Ta_6-xNb_xO₁₉]^8- Mixed-Oxide Clusters"

Soichi Kikkawa

Symmetry, 13, (2021) 1267

"Structural Transformation of Pt–Ni Nanowires as Oxygen Reduction Electrocatalysts to Branched Nanostructures during Potential Cycles"

Masaru Kato

ACS Catalysis, 12, (2022) 259-264

"Abnormal Metal Bond Distances in PtAu Alloy Nanoparticles: In Situ Back-Illumination XAFS Investigations of the Structure of PtAu Nanoparticles on a Flat HOPG Substrate Prepared by Arc Plasma Deposition"

Bing Hu

The Journal of Physical Chemistry C, 126, (2022) 1006-1016

"Operando Imaging of Ce Radical Scavengers in a Practical Polymer Electrolyte Fuel Cell by 3D Fluorescence CT–XAFS and Depth-Profiling Nano-XAFS–SEM/EDS Techniques"

Hirosuke Matui

ACS Applied Materials & Interfaces, 14, (2022) 6762-6776

"Variation of Local Structure and Reactivity of Pt/C Catalyst for Accelerated Degradation Test of Polymer Electrolyte Fuel Cell Visualized by Operando 3D CT-XAFS Imaging"

Hirosuke Matui

ChemNanoMat, 8, (2022) e202200008

"Constrained Thorough Search Analysis of Multi-edge EXAFS Spectra for Characterization of Bimetallic Nanoparticles"

Daiki Kido

Chemistry Letters, 51, (2022) 538-541

"Structural Basis for the Interaction of Human Herpesvirus 6B Tetrameric Glycoprotein Complex with the Cellular Receptor, Human CD134"

Mitsuhiro Nishimura

PLoS Pathogens, 16, (2020) e1008648

"Nanoscale Domain Imaging of Li-rich Disordered Rocksalt-type Cathode Materials with X-ray Spectroscopic Ptychography"

Hideshi Uematsu

Physical Chemistry Chemical Physics, 25, (2023) 3867-3874

"Electro-Oxidation Reaction of Methanol over La_2–xSr_xNiO_4+δ Ruddlesden–Popper Oxides"

Preetha Chandrasekharan Meenu

ACS Applied Energy Materials, 5, (2022) 503-515

"Hidden Heterometallic Interaction Emerging from Resonant Inelastic X-ray Scattering in Luminescent Tb–Pt Molecules"

Takefumi Yoshida

The Journal of Physical Chemistry C, 126, (2022) 7973-7979

"Pd-PdO Nanodomains on Amorphous Ru Metallene Oxide for High-Performance Multifunctional Electrocatalysis"

Viet-Hung Do

Advanced Materials, 35, (2023) 2208860

"Pt₁₇ Nanocluster Electrocatalysts: Preparation and Origin of High Oxygen Reduction Reaction Activity"

Tokuhisa Kawawaki

Nanoscale, 15, (2023) 7272-7279

"Emergence of Dynamically-Disordered Phases During Fast Oxygen Deintercalation Reaction of Layered Perovskite"

Takafumi Yamamoto

Advanced Science, 10, (2023) 2301876

"Operando Characterization of Copper–Zinc–Alumina Catalyst for Methanol Synthesis from Carbon Dioxide and Hydrogen by Ambient-Pressure Hard X-ray Photoelectron Spectroscopy"

Takanori Koitaya

The Journal of Physical Chemistry C, 127, (2023) 13044-13054

"Comprehensive Operando Visualization of the Electrochemical Events in the Cathode/Anode Layers in Thin-Film-Type All-Solid-State Lithium-Ion Batteries"

Nozomu Ishiguro

ACS Applied Energy Materials, 6, (2023) 8306-8315

"Roles of Structural Defects in Polycrystalline Platinum Nanowires for Enhanced Oxygen Reduction Activity"

Xiao Zhao

Applied Catalysis B, 324, (2023) 122268

"Selective CO₂ Fixation to Styrene Oxide by Ta-Substitution of Lindqvist-Type [(Ta,Nb)₆O₁₉]⁸⁻ Clusters"

Vorakit Chudatemiya

Catalysis, 13, (2023) 442

"CO₂ Activation on Lindqvist-Type Polyoxotantalate: Structural Analysis by In Situ HERFD-XANES"

Tomoki Matsuyama

The Journal of Physical Chemistry C, 128, (2024) 2953-2958