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Achievement of Distinctively High Durability at Nanosized Pt Catalysts Supported on Carbon Black for Fuel Cell Cathodes
M. Watanabe,H. Yano,H. Uchida,D.A. Tryk
J. Electroanal. Chem., 819, 359-364(2018.6)

Structurally Well-Defined Anion Conductive Aromatic Copolymers: Effect of the Side-Chain Length
R. Akiyama,N. Yokota,K. Otsuji,K. Miyatake
Macromolecules,51(No.9),3394-3404(2018.6)

Optimization of Pendant Chain Length in Partially Fluorinated Aromatic Anion Exchange Membranes for Alkaline Fuel Cells
A. M. A. Mahmoud, K. Miyatake
J. Mater. Chem. A, 6 (No.29),14400-14409 (2018.7)

PtNi Alloy Nanoparticles Prepared by Nanocapsule Method for ORR Catalysts in Alkaline Media
K. Miyatake,Y. Shimizu
Bull. Chem. Soc. Jpn., 91 (No.10),1495-1497(2018.8)

Sulfonated Terpolymers Containing Alkylene and Perfluoroalkylene Groups: Effect of Aliphatic Groups on Membrane Properties and Interface with the Catalyst Layers
J. Ahn,K. Miyatake
ACS Appl. Energy Mater., 1 (No.8),3965-3972(2018.8)

Influence of Ionomer Content on Both Cell Performance and Load Cycle Durability for Polymer Electrolyte Fuel Cells Using Pt/Nb-SnO2 Cathode Catalyst Layers
K. Kakinuma,R. Kobayashi,A. Iiyama,M. Uchida
J. Electrochem. Soc., 165 (No.15), J3083-J3089(2018.9)

Oxygen Evolution Reaction on Perovskites: A Multieffect Descriptor Study Combining Experimental and Theoretical Methods
X. Cheng, E. Fabbri, Y.Yamashita,I. E. Castelli,B. Kim, M. Uchida,R. Haumont,I. P-Orench,T. J. Schmidt
ACS Catal., 8, 9567-9578 (2018.9)

Effects of Sulfate on the Oxygen Reduction Reaction Activity on Stabilized Pt Skin/PtCo Alloy Catalysts from 30 to 80°C
H. Nishikawa,H. Yano,J. Inukai,D. A. Tryk,A. Iiyama,H. Uchida
Langmuir, 34 (No.45), 13558-13564(2018.10)

Discerning the Redox-Dependent Electronic and Interfacial Structures in Electroactive Self-Assembled Monolayers
R. A. Wong,Y. Yokota,M. Wakisaka,J. Inukai,Y. Kim
J. Am. Chem. Soc., 140 (No.42),13672-13679 (2018.10)

Sulfonated Aromatic Polymers Containing Hexafluoroisopropylidene Groups: Simple but Effective Structure for Fuel Cell Membranes
J. Ahn,R. Shimizu,K. Miyatake
J. Mater. Chem. A, 6 (No.47),24625-24632(2018.11)

Structurally Well-Defined Anion Exchange Membranes Containing Perfluoroalkyl and Ammonium-Functionalized Fluorenyl Groups
M. Ozawa,T. Kimura,K. Otsuji,R. Akiyama,J. Miyake, M. Uchida,J. Inukai, K. Miyatake
ACS Omega, 3 (No.11), 16143-16149(2018.11)

Platinum Anti-Dissolution Mechanism of Pt/Nb-SnO2 Cathode Catalyst Layer during Load Cycling in the Presence of Oxygen for Polymer Electrolyte Fuel Cells
C. Takei,R. Kobayashi,Y. Mizushita,Y. Hiramitsu,K. Kakinuma,M. Uchida
J. Electrochem. Soc., 165 (No.16), F1300-F1311 (2018.12)

Effect of Electronic Conductivities of Iridium Oxide/Doped SnO2 Oxygen-Evolving Catalysts on the Polarization Properties in Proton Exchange Membrane Water Electrolysis
H. Ohno,S. Nohara,K. Kakinuma,M. Uchida,H. Uchida
Catalysts, 9 (No.1), 74 (2019.1)

High Hydrogen Evolution Activity and Suppressed H₂O₂ Production on Pt-Skin/PtFe Alloy Nanocatalysts for Proton Exchange Membrane Water Electrolysis
G. Shi,H. Yano,D. A. Tryk,S. Nohara,H. Uchida
Phys. Chem. Chem. Phys., 21 (No.6), 2861-2865 (2019.1)

Durability of Newly Developed Polyphenylene-Based Ionomer Membranes in Polymer Electrolyte Fuel Cells: Accelerated Stress Evaluation
R. Shimizu, K. Otsuji, A. Masuda,N. Sato,M. Kusakabe, A. Iiyama,K. Miyatake,M. Uchida
J. Electrochem. Soc., 166 (No.7), F3105-F3110 (2019.3)

]]> https://fc-nano.yamanashi.ac.jp/result/paper2017/ Mon, 01 Mar 2021 09:48:58 +0000 https://fc-nano.yamanashi.ac.jp/wp-nano/?post_type=result&p=401

High Durability of La_0.6Sr_0.4Co_0.2Fe_0.8O_3−δ/Samaria-Doped Ceria(SDC) Composite Oxygen Electrode with SDC Interlayer for Reversible Solid Oxide Fuel Cell/Solid Oxide Electrolysis Cell, K. Shimura, H. Nishino, K. Kakinuma, M. E. Brito, and H. Uchida, J. Ceram. Soc. Jpn., 125 (No. 4), 218-222 (2017.4)

Pt/Co Alloy Nanoparticles Prepared by Nanocapsule Method Exhibit a High Oxygen Reduction Reaction Activity in the Alkaline Media, K. Miyatake and Y. Shimizu, ACS Omega, 2 (No.5), 2085-2089 (2017.5)

Effect of Alloy Composition and Crystal Face of Pt-Skin/Pt_100－xCo_x [(111), (100), and (110)] Single Crystal Electrodes on the Oxygen Reduction Reaction Activity, S. Kobayashi, M. Wakisaka, D. A. Tryk, A. Iiyama and H. Uchida, J. Phys. Chem. C., 121, 11234-11240 (2017.6)

Effect of Microstructure on Performance of Double-Layer Hydrogen Electrodes for Reversible SOEC/SOFC, P. Puengjinda, H. Nishino, K. Kakinuma, M. E. Brito, and H. Uchida, J. Electrochem. Soc., 164 (No.9), F889-F894 (2017.6)

High Hydroxide Ion Conductivity with Enhanced Alkaline Stability of Partially Fluorinated and Quaternized Aromatic Copolymers as Anion Exchange Membranes, A. M. A. Mahmoud, A. M. M. Elsaghier, K. Otsuji and K. Miyatake, Macromolecules, 50 (No.11), 4256-4266 (2017.6)

Visualization of the Oxygen Partial Pressure on the Gas-Diffusion-Layer Surface under the Single-Serpentine Flow Channel and the Ribs in a Polymer Electrolyte Membrane Fuel Cell during the Power Generation, K. Takanohashi, M. Uchida, A. Iiyama, and J. Inukai, 0J. Finish. Soc. Japan, 68 (No. 6), 338-343 (2017.6)

Remarkable Mass Activities for the Oxygen Evolution Reaction at Iridium Oxide Nanocatalysts Dispersed on Tin Oxides for Polymer Electrolyte Membrane Water Electrolysis, H. Ohno, S. Nohara, K. Kakinuma, M.Uchida, A. Miyake, S. Deki, and H. Uchida, J. Electrochem. Soc., 164 (No.9), F944-F947 (2017.7)

Oxygen Reduction Activity and Durability of Ordered and Disordered Pt₃Co Alloy Nanoparticle Catalysts at Practical Temperatures of Polymer Electrolyte Fuel Cells, H. Yano, I. Arima, M. Watanabe, A. Iiyama, and H. Uchida, J. Electrochem. Soc., 164 (No.9), F966-F972 (2017.7)

Synthesis and Evaluation of Ni Catalysts Supported on BaCe_0.5Zr_0.3-xY_0.2Ni_xO_3-δ with Fused-Aggregate Network Structure for the Hydrogen Electrode of Solid Oxide Electrolysis Cell, R. Nishikawa, K. Kakinuma, H. Nishino, M. E. Brito, S. Gopalan, and H. Uchida, Catalysts, 7 (No.7), 223 (2017.7)

Theoretical Investigation of the H₂O₂-Induced Degradation Mechanism of Hydrated Nafion Membrane via Ether-Linkage Dissociation, T. Tsuneda, R. K. Singh, A. Iiyama, and K. Miyatake, ACS Omega, 2 (No.7), 4053-4064 (2017.7)

Unsupported Pt-Ni Aerogels with Enhanced High Current Performance and Durability in Fuel Cell Cathodes, S. Henning, H. Ishikawa, L. Kghn, J. Herranz, E. Mgller, A. Eychmgller, and T. J. Schmidt, Angew. Chem. Int. Ed, 56 (No.36), 10707-10710 (2017.8)

Analysis of the Surface Oxidation Process on Pt Nanoparticles on a Glassy Carbon Electrode by Angle-Resolved, Grazing-Incidence X‑ray Photoelectron Spectroscopy, S. Miyashita, M. Wakisaka, A. Iiyama, and H. Uchida, Langmuir, 33 (No.36), 8877-8882 (2017.8)

Durability of Unsupported Pt-Ni Aerogels in PEFC Cathodes, S. Henning, J. Herranz, H. Ishikawa, B. J. Kim, D. Abbott, L. Kühn, A. Eychmuller, and T. J. Schmidt, J. Electrochem. Soc., 164 (No.12), F1136-F1141 (2017.9)

Durability of Sulfonated Phenylene Poly (Arylene Ether Ketone) Semiblock Copolymer Membrane in Wet-Dry Cycling for PEFCs, H. Ishikawa, Y. Fujita, J. Tsuji, M. Kusakabe, J. Miyake, Y. Sugawara, K. Miyatake, and M. Uchida, J. Electrochem. Soc., 164 (No.12), F1204-F1210 (2017.9)

Electrochemical Oxidation of Hydrolyzed Poly-Oxymethylene-Dimethylether by Pt and PtRu Catalysts on Ta-Doped SnO₂ Supports for Direct Oxidation Fuel Cells, K. Kakinuma, N. Hirayama, A. Iiyama, M. Watanabe, and M. Uchida, J. Electrochem. Soc., 164 (No.12), F1226-F1233 (2017.9)

Research and Development of Highly Active and Durable Electrocatalysts Based on Multilateral Analyses of Fuel Cell Reactions, H. Uchida, Electrochemistry, 85 (No.9), 526–533 (2017.9)

Copolymers Composed of Perfluoroalkyl and Ammonium-Functionalized Fluorenyl Groups as Chemically Stable Anion Exchange Membranes, M. Ozawa, T. Kimura, R. Akiyama, J. Miyake, J. Inukai, and K. Miyatake, Bull. Chem. Soc. Jpn., 90 (No.10), 1088-1094 (2017.10)

Durability and Degradation Analysis of Hydrocarbon Ionomer Membranes in Polymer Electrolyte Fuel Cells Accelerated Stress Evaluation, R. Shimizu, J. Tsuji, N. Sato, J. Takano, and S. Itami, M. Kusakabe, K. Miyatake, A. Iiyama, and M. Uchida, J. Power Sources, 367, 63-71 (2017.10)

Design of Flexible Polyphenylene Proton-Conducting　Membrane for Next-Generation Fuel Cells, J. Miyake, R. Taki, T. Mochizuki, R. Shimizu, R. Akiyama, M. Uchida, and K. Miyatake, Sci. Adv., 3 (10), eaao0476 (2017.10)

Boosting Pt Oxygen Reduction Reaction Activity by Tuning the Tin Oxide Support, E. Fabbri, A. Rabis, Y. Chino, M. Uchida, and T. J. Schmidt, Electrochem. Commun., 83, 90-45 (2017.11)

Weakened CO Adsorption and Enhanced Structural Integrity of a Stabilized Pt Skin/PtCo Hydrogen Oxidation Catalyst Analysed by In Situ X-Ray Absorption Spectroscopy, G. Shi, H. Yano, D. A. Tryk, M. Matsumoto, H. Tanida, M. Arao, H. Imai, J. Inukai, A. Iiyama, and H. Uchida, Catal. Sci. Technol., 7 (No. 24), 6124-6131 (2017.11)

Robust Anion Conductive Polymers Containing Perfluoroalkylene and Pendant Ammonium Groups for High Performance Fuel Cells, H. Ono, T. Kimura, A. Takano, K. Asazawa, J. Miyake, J. Inukai, and K. Miyatake, J. Mater. Chem. A, 5 (47), 24804-24812 (2017.12)

Tomographic Analysis and Modeling of Polymer Electrolyte Fuel Cell Unsupported Catalyst Layers, H. Ishikawa, S. Henning, J. Herranz, A. Eychmüller, M. Uchida, and T. J.Schmidt, J. Electrochem. Soc., 165 (No.2), F7-F16 (2018.1)

Unsupported Pt₃Ni Aerogels as Corrosion Resistant PEFC Anode Catalysts under Gross Fuel Starvation Conditions, S. Henning, R. Shimizu, J. Herranz, L. Kühn, A. Eychmüller, M. Uchida, K. Kakinuma, and T. J.Schmidt, J. Electrochem. Soc., 165 (No.2), F32-F37 (2018.1)

Atomically Flat Pt Skin and Striking Enrichment of Co in Underlying Alloy at Pt₃Co(111) Single Crystal with Unprecedented Activity for the Oxygen Reduction Reaction, S. Kobayashi, M. Aoki, M. Wakisaka, T. Kawamoto, R. Shirasaka, K. Suda, D. A. Tryk, J. Inukai, T. Kondo, and H. Uchida, ACS Omega, 3 (1), 154-158 (2018.1)

Mechanism of H₂O₂ Decomposition by Triphenylphosphine Oxide, T. Tsuneda, J. Miyake, and K. Miyatake, ACS Omega, 3 (No.1), 259-265 (2018.1)

Phase Separation and Ion Conductivity in the Bulk and at the Surface of Anion Exchange Membranes with Different Ion Exchange Capacities at Different Humidities, T. Kimura, R. Akiyama, K. Miyatake, and J. Inukai, J. Power Sources, 375, 397-403 (2018.1)

Effects of Both Oxygen Permeability and Ion Exchange Capacity for Cathode Ionomers on the Performance and Durability of Polymer Electrolyte Fuel Cells, R. Shimizu, Y.-C. Park, K. Kakinuma, A. Iiyama, and M. Uchida, J. Electrochem. Soc., 165 (No.6), F3063-F3071 (2018.2)

Sulfonated Phenylene/Quinquephenylene/Perfluoroalkylene Terpolymers as Proton Exchange Membranes for Fuel Cells, Y. Zhang, J. Miyake, R. Akiyama, R. Shimizu, and K. Miyatake, ACS Appl. Energy Mater., 1 (No.3), 1008-1015 (2018.2)

Remarkable Reinforcement Effect in Sulfonated Aromatic Polymers as Fuel Cell Membrane, J. Miyake, M. Kusakabe, A. Tsutsumida, and K. Miyatake, ACS Appl. Energy Mater., 1 (No.3), 1233-1238 (2018.2)

Versatile Synthesis of Sulfonated Aromatic Copolymers Using NiBr2, I. Hosaka, M. Kusakabe, and K. Miyatake, Chem. Lett., 47 (No.2) 257-259 (2018.2)

Synthesis and Evaluation of Double-Layer Electrodes Using a NiBaCe_0.50Zr_0.27Y_0.20Ni_0.03O_3-δ, Cermet with a Fused-Aggregate Network Structure as the Hydrogen Electrode of Solid Oxide Cells, R. Nishikawa, H. Nishino, M. E. Brito, and K. Kakinuma, J. Ceram. Soc. Jpn., 126 (No.3), 208-213 (2018.3)

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Anion Conductive Aromatic Polymers Containing Fluorenyl Groups: Effect of the Position and Number of Ammonium Groups, M. Shimada, S. Shimada, J. Miyake, M. Uchida, and K. Miyatake, J. Polym. Sci. A: Polym. Chem., 54 (No.7), 935-944 (2016.4)

Durability of Pt Catalysts Supported on Graphitized Carbon-Black during Gas-Exchange Start-Up Operation Similar to That Used for Fuel Cell Vehicles, Y. Yamashita, S. Itami, J. Takano, M. Kodama, K. Kakinuma, M. Hara, M. Watanabe, and M. Uchida, J. Electrochem. Soc., 163 (No.7), F64-F650 (2016.4)

Effects of Carbon Supports on Pt Distribution, Ionomer Coverage and Cathode Performance for Polymer Electrolyte Fuel Cells, Y.-C. Park, H. Tokiwa, K. Kakinuma, M. Watanabe, and M. Uchida, J. Power Sources, 315, 179-191 (2016.5)

Unprecedented Dependence of the Oxygen Reduction Activity on Co Content at Pt Skin/Pt-Co(111) Single Crystal Electrodes, M. Wakisaka, S. Kobayashi, S. Morishima, Y. Hyuga, D. A. Tryk, M. Watanabe, A. Iiyama, and H. Uchida, Electrochem. Commun., 67, 47-50 (2016.6)

Anion-exchange Membranes Containing Fluorinated Poly(arylene ether)s: Properties and Application in Pt-free Hydrazine Fuel Cell, E. Nishino, J. Yamada, K. Asazawa, S. Yamaguchi, M. Shimada, J. Miyake, and K. Miyatake, Chem. Lett., 45(No.6), 664-666 (2016.6)

Anion Conductive Aromatic Copolymers from Dimenthylaminomethylated Monomers: Synthesis, Properties, and Applications in Alkaline Fuel Cells, R. Akiyama, N. Yokota, E. Nishino, K. Asazawa, and K. Miyatake, Macromolecules, 49, 4480-4489 (2016.6)

Simple, Effective Molecular Strategy for the Design of Fuel Cell Membranes: Combination of Perfluoroalkyl and Sulfonated Phenylene Groups, T. Mochizuki, M. Uchida, and K. Miyatake, ACS Energy Lett., 1(2), 348-352 (2016.7)

Load Cycle Durability of a Graphitized Carbon Black-Supported　Platinum Catalyst in Polymer Electrolyte Fuel Cell Cathodes, C. Takei, K. Kakinuma, K, Kawashima, K. Tashiro, M. Watanabe, and M. Uchida, J. Power Sources, 324, 729-737 (2016.8)

A Novel Pt–Co Alloy Hydrogen Anode Catalyst with Superlative Activity, CO-Tolerance and Robustness, G. Shi, H. Yano, D. A. Tryk, M. Watanabe, A. Iiyama, and H. Uchida, Nanoscale, 8 (No. 29), 13893-13897 (2016.8)

Improvement of Cell Performance in Low-Pt-Loading PEFC Cathode Catalyst Layers Prepared by the Electrospray Method, K. Takahashi, K. Kakinuma, and M. Uchida, J. Electrochem. Soc., 163 (No.10), F1182-F1188 (2016.8)

Effect of Surface Ion Conductivity of Anion Exchange Membranes on Fuel Cell Performance, M. Hara, T. Kimura, T. Nakamura, M. Shimada, H. Ono, S. Shimada, K. Miyatake, M. Uchida, J. Inukai, and M. Watanabe, Langmuir, 32 (37), 9557-9565 (2016.8)

Experimental and Theoretical Infrared Spectroscopic Study on Hydrated Nafion Membrane, R. K. Singh, K. Kunimatsu, K. Miyatake, and T. Tsuneda, Macromolecules, 49 (17), 6621-6629 (2016.8)

Use of a Sub-Gasket and Soft Gas Diffusion Layer to Mitigate Mechanical Degradation of a Hydrocarbon Membrane for Polymer Electrolyte Fuel Cells in Wet-Dry Cycling, H. Ishikawa, T. Teramoto, Y. Ueyama, Y. Sugawara, Y. Sakiyama, M. Kusakabe, K. Mikyatake, and M. Uchida, J. Power Sources, 325, 35-41 (2016.9)

Effect of an Sb-Doped SnO2 Support on the CO-Tolerance of Pt2Ru3 Nanocatalysts for Residential Fuel Cells, Y. Ogihara, H. Yano, M. Watanabe, A. Iiyama, and H. Uchida, Catalysts, 6 (No.9), 139 (2016.9)

Particle-Size Effect of Pt Cathode Catalysts on Durability in Fuel Cells, H. Yano, M. Watanabe, A. Iiyama, and H. Uchida, Nano Energy, 29, 323-333 (2016.11)

Effect of Thermal Crosslinking on the Properties of Sulfonated Poly(Phenylene Sulfone)s as Proton Conductive Membranes, Y. Zhang, J-D. Kim, and K. Miyatake, J. Appl. Polym. Sci, 133(46), 44218 (2016.12)

In Situ FTIR Analysis of CO-Tolerance of a Pt-Fe Alloy with Stabilized Pt Skin Layers as a Hydrogen Anode Catalyst for Polymer Electrolyte Fuel Cells, Y. Ogihara, H. Yano, T. Matsumoto, D. A. Tryk, A. Iiyama, and H. Uchida, Catalysts, 7 (No.1), 8 (2017.1)

Highly Active, CO-Tolerant, and Robust Hydrogen Anode Catalysts: Pt－M(M = Fe, Co, Ni) Alloys with Stabilized Pt-Skin Layers, G. Shi, H. Yano, D. A. Tryk, A. Iiyama, and H. Uchida, ACS Catal., 7 (No.1), 267-274 (2017.1)

Effect of Samaria-Doped Ceria (SDC) Interlayer on the Performance of La0.6Sr0.4Co0.2Fe0.8O3-δ/SDC Composite Oxygen Electrode for Reversible Solid Oxide Fuel Cells, K. Shimura, H. Nishino, K. Kakinuma, M. E. Brito, and H. Uchida, Electrochim. Acta, 225, 114-120 (2017.1)

Degradation Mechanisms of Carbon Supports under Hydrogen Passivation Startup and Shutdown Process for PEFCs, Y. Yamashita, S. Itami, J. Takano, K. Kakinuma, H. Uchida, M. Watanabe, A. Iiyama, and M. Uchida, J. Electrochem. Soc., 164 (No.4), F181-F187 (2017.1)

Improvement of Cell Performance in Low-Pt-Loading PEFC Cathode Catalyst Layers with Pt/Ta-SnO2 Prepared by the Electrospray Method, K. Takahashi, R. Koda, K. Kakinuma, and M. Uchida, J. Electrochem. Soc., 164 (No.4), F235-F242 (2017.1)

Simultaneous Visualization of Oxygen Partial Pressure, Current Density, and Water Droplets in Serpentine Fuel Cell during Power Generation for Understanding Reaction Distributions, K. Takanohasi, T. Suga, M. Uchida, T. Ueda, Y. Nagumo, J. Inukai, H. Nishide, M. Watanabe, J. Power Sources, 343, 135-141 (2017.3)

Partially Fluorinated and Ammonium-Functionalized Terpolymers: Effect of Aliphatic Groups on the Properties of Anion Conductive Membranes, H. Ono, J. Miyake, and K. Miyatake, J. Polym. Sci. A: Polym. Chem., 55, 1442-1450 (2017. 3)

Anion Conductive Polymers Containing Aliphatic and Ammonium-functionalized Fluorene Groups, M. Shimada, R. Akiyama, H. Ono, J. Miyake, and K. Miyatake, Chem. Lett., 46, 374-377 (2017. 3)

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Performance of Practical-Sized Membrane-Electrode Assemblies Using Titanium Nitride-Supported Platinum Catalysts Mixed with Acetylene Black as the Cathode Catalyst Layer, H. Shintani, K. Kakinuma , H. Uchida , M. Watanabe, M. Uchida, J. Power Sources, 280, 593-599 (2015.4)

Effect of Added Graphitized CB on Both Performance and Durability of Pt/Nb-SnO₂ Cathodes for PEFCs, Y. Chino, K. Taniguchi, Y. Senoo, K. Kakinuma, M. Hara, M. Watanabe, M. Uchida, J. Electrochem. Soc, 162 (No.7), 736-743 (2015.4)

Effect of Adsorption of Sulfate Anions on the Activities for Oxygen Reduction Reaction on Nafion®-Coated Pt/Carbon Black Catalysts at Practical Temperatures, H. Yano, T. Uematsu, J. Omura, M. Watanabe, H. Uchida, J. Electroanal. Chem., 747, 91-96 (2015.6)

Oxygen Reduction Reaction Activity and Durability of Pt Catalysts Supported on Titanium Carbide, M. Chiwata, K. Kakinuma, M. Wakisaka, M. Uchida, S. Deki, M. Watanabe, H. Uchida, Catalysts, 5 (No.2), 966-980 (2015.6)

A Sulfonated Polybenzophenone/Polyimide Copolymer as a Novel Proton Exchange Membrane, T. Miyahara, J. Miyake, S. Matsuno, M. Watanabe, K. Miyatake, RSC Adv., 5, 50082-50086 (2015.6)

Analysis of the Gold/Polymer Electrolyte Membrane Interface by Polarization-Modulated ATR-FTIR Spectroscopy, K. Kunimatsu, K. Miyatake, S. Deki, H. Uchida, M.Watanabe, J. Phys. Chem. C, 119 (No. 29), 16754-16761 (2015.7)

Effect of the Hydrophilic Component in Aromatic Ionomers: Simple Structure Provides Improved Properties as Fuel Cell Membranes, J. Miyake, T. Mochizuki, K. Miyatake, ACS Macro Lett., 4 (No.7), 750-754 (2015.7)

A Proton Conductive Aromatic Block Copolymer Containing Dibenzofuran Moieties, J. Miyake, M. Saito, R. Akiyama, M. Watanabe, K. Miyatake, Chem. Lett., 44, 964-966 (2015.7)

Catalytic Activity and Durability of a Mesoporous Silica-Coated Ni-Alumina-Based Catalyst for Selective CO Methanation, T. Miyao, J. Tanaka, W. Shen, K. Hayashi, K. Higashiyama, M. Watanabe, Catalysis Today, 251, 81-87 (2015.8)

Experimental and Theoretical Infrared Spectroscopic Study on Hydrated Nafion Membrane, T. “R. K. Singh, K. Kunimatsu, K. Miyatake, T. Tsuneda” Macromolecules, 49, 6621-6629 (2015.8)

Ladder-Type Aromatic Block Copolymers Containing Sulfonated Triphenylphosphine Oxide Moieties as Proton Conductive Membranes, Y. Zhang, J. Miyake, R. Akiyama, K. Miyatake, Polymer, 77, 152-155 (2015.10)

Novel Strategy to Mitigate Cathode Catalyst Degradation during Air/Air Startup Cycling via the Atmospheric Resistive Switching Mechanism of a Hydrogen Anode with a Platinum Catalyst Supported on Tantalum-Doped Titanium Dioxide, H. Shintani, Y. Kojima, K. Kakinuma, M. Watanabe, M. Uchida, J. Power Sources, 295, 292-298 (2015.10)

Catalytic Performance of Mesoporous Silica-Covered Nickel Core–Shell Particles for Selective CO Methanation, K. Hayashi, T. Miyao, K. Higashiyama, S. Deki, Y. Tabira, M. Watanabe, Appl. Catal. A Gen. 506, 143-150 (2015.10)

Oxygen Reduction Reaction at Binary and Ternary Nanocatalysts Based on Pt, Pd and Au, S. Lankiang, M. Chiwata, S. Baranton, H. Uchida, C. Coutanceau, Electrochim. Acta, 182, 131-142 (2015.11)

Anion Exchange Membranes Composed of Perfluoroalkylene Chains and Ammoniumfunctionalized Oligophenylenes, H. Ono, J. Miyake, S. Shimada, M. Uchida, K. Miyatake, J. Mater. Chem. A, 43, 21779-21788 (2015.11)

Influence of Pt Loading and Cell Potential on the HF Ohmic Resistance of an Nb-Doped SnO₂-Supported Pt Cathode for PEFCs, Y. Chino, K. Kakinuma, D. A. Tryk, M.Watanabe, M. Uchida, J. Electrochem. Soc, 163 (No.2), F97-F105 (2015.11)

Effect of Sulfonated Triphenylphosphine Oxide Groups in Aromatic Block Copolymers as Poton-exchange Membranes, J. Miyake, I. Hosaka, K. Miyatake, Chem. Lett., 2016, 45 (No.1), 33-35 (2016.1)

Direct electrochemical hydrogenation of toluene at Pt electrodes in a microemulsion electrolyte solution, M. Wakisaka, M. Kunitake, Electrochem. Commun., 64, 5-8 (2016.1)

Oxygen Reduction Reaction Activity of Carbon-Supported Pt-Fe, Pt-Co, and Pt-Ni Alloys with Stabilized Pt-Skin Layers, M. Chiwata, H. Yano, S. Ogawa, M. Watanabe, A. Iiyama, H. Uchida, Electrochemistry, 84 (No.3), 133–137 (2016.3)

Highly Durable and Active PtCo Alloy/Graphitized Carbon Black Cathode Catalysts by Controlled Deposition of Stabilized Pt Skin Layers, M. Watanabe, H. Yano, D. A. Tryk, H. Uchida, J. Electrochem. Soc, 163 (No.6), F455-F463 (2016.3)

21. Unprecedented dependence of the oxygen reduction activity on Co content at Pt Skin/Pt–Co(111) single crystal electrodes, M. Wakisaka, S. Kobayashi, S. Morishima, Y. Hyuga, D.A. Tryk, M. Watanabe, A. Iiyama, H. Uchida, Electrochem. Commun., 67, 47-50 (2016.3)

A novel Pt-Co alloy hydrogen anode catalyst with superlative activity, CO-tolerance and robustness, “G. Y. Shi, H. Yano, D. A. tryk, M. Watanabe, A. Iiyama, H. Uchida, Nanoscale 8, 13893-13897

]]> https://fc-nano.yamanashi.ac.jp/result/paper2014/ Mon, 01 Mar 2021 09:46:01 +0000 https://fc-nano.yamanashi.ac.jp/wp-nano/?post_type=result&p=394

High-Performance Electrodes for Reversible Solid Oxide Fuel Cell/Solid Oxide Electrolysis Cell: Ni–Co Dispersed Ceria Hydrogen Electrodes, R. Nishida, P. Puengjinda, H. Nishino, K. Kakinuma, M. E. Brito, M. Watanabe, and H. Uchida, RSC Adv., 4 (No.31), 16260-16266 (2014.4)

Proton Conductive Areas on Sulfonated Poly(Arylene Ketone) Multiblock Copolymer Electrolyte Membrane Studied by Current-Sensing Atomic Force Microscopy, M. Hara, T. Miyahara, T. Hoshi, J. Ma, M. Hara, K. Miyatake, J. Inukai, N. A-Vante, M. Watanabe, Electrochemistry, 82 (No.5), 369–375 (2014.5)

Intrapolymer Heck Reaction for Proton Conductive Ladder-Type Aromatic Block Copolymers, J. Miyake, M. Watanabe, K. Miyatake, RSC Adv., 4 (No.40), 21049-21053 (2014.5)

Improvements in Electrical and Electrochemical Properties of Nb-Doped SnO_2-δ Supports for Fuel Cell Cathodes Due to Aggregation and Pt Loading, Y. Senoo, K. Kakinuma, M. Uchida, H. Uchida, S. Deki, M. Watanabe, RSC Adv., 4 (No.61), 32180-32188 (2014.7)

Theoretical Investigation of Local Proton Conductance in the Proton Exchange Membranes, R. K. Singh, T. Tsuneda, K. Miyatake, M. Watanabe, Chemical Physics Letters, 608, 11-16 (2014.7)

Effects of Incorporation of SiO₂ Nanoparticles into Sulfonated Polyimide Electrolyte Membranes on Fuel Cell Performance under Low Humidity Conditions, M. Sakamoto, S. Nohara, K. Miyatake, M. Uchida, M. Watanabe, H. Uchida, Electrochim. Acta, 137, 213-218 (2014.8)

High Catalytic Performance of Mesoporous Zirconia Supported Nickel Catalysts for Selective CO Methanation, A. Chen, T. Miyao, K. Higashiyama, M. Watanabe, Catal. Sci. Technol., 4, 2508-2511 (2014.8)

Double-Layer Ionomer Membrane for Improving Fuel Cell Performance, T. Mochizuki, M. Uchida, H. Uchida, M. Watanabe, K. Miyatake
Appl. Mater, Interfaces, 6 (No.16), 13894-13899 (2014.8)

Mechanistic Study of the Effect of Chlorine on Selective CO Methanation over Ni Alumina-Based Catalysts
T. Miyao, W. Shen, A. Chen, K. Higashiyama, and M. Watanabe
Applied Catalysis A : General, 486, 187-192 (2014.9)

Ammonium-Functionalized Poly (arylene ether)s as Anion-Exchange Membranes
J. Miyake, M. Watanabe, and K. Miyatake
Polymer Journal, 46 (No.10), 656-663 (2014.10)

Anion Conductive Aromatic Block Copolymers Containing Diphenyl Ether or Sulfide Groups for Application to Alkaline Fuel Cells
N. Yokota, H. Ono, J. Miyake, E. Nishino, K. Asazawa, M. Watanabe, and K. Miyatake
Appl. Mater, Interfaces, 6 (No.19), 17044-117052 (2014.10)

Effects of Hot Liquid-Water Treatment on Local Proton Conductivity at Surfaces of Sulfonated Poly(arylene ketone) Block Copolymermembrane for Fuel Cells Studied by Current-Sensing Atomic Force Microscopy
M. Hara, M. Hara, K. Miyatake, J. Inukai, and M. Watanabe
Electrochim. Acta, 143, 383-389 (2014.10)

Carbon Segregation-Induced Highly Metallic Ni Nanoparticles for Electrocatalytic Oxidation of Hydrazine in Alkaline Media
T. -Y. Jeon, M. Watanabe, and K. Miyatake
Appl. Mater, Interfaces, 6 (No.21), 18445-18449 (2014.11)

Aromatic Copolymers Containing Ammonium-Functionalized Oligophenylene Moieties as Highly Anion Conductive Membranes
N. Yokota, M. Shimada, H. Ono, R. Akiyama, E. Nishino, K. Asazawa, J. Miyake, M. Watanabe, and K. Miyatake
Macromolecules, 47 (No.23), 8238-8246 (2014.12)

Oxygen Partial Pressures on Gas-Diffusion Layer Surface and Gas-Flow Channel Wall in Polymer Electrolyte Fuel Cell During Power Generationstudied by Visualization Technique Combined with Numerical　Simulation
Y. Ishigami, W. Waskitoaji, M. Yoneda, K. Takada,T. Hyakutake, T. Suga, M. Uchida, Y. Nagumo, J.Inukai, H. Nishide, and M. Watanabe
J. Power Sources, 269, 556-564 (2014.12)

Electrochemical Oxidation of Hydrolyzed Poly Oxymethylene-dimethyl Ether by PtRu Catalysts on Nb-Doped Sn_O2−δ
K. Kakinuma, I.-T. Kim, Y. Senoo, H. Yano, M. Watanabe, and M. Uchida
Appl. Mater. Interfaces, 6 (No.24), 22138-22145(2014.12)

Preparation and Catalytic Activity of a Mesoporous Silica-Coated Ni-Alumina-Based Catalyst for Selective CO Methanation
T. Miyao, S. Sakurabayashi, W. Shen, A. Chen, K. Higashiyama, and M. Watanabe
Catal. Commun., 58, 93-96 (2015.1)

Synthesis and Properties of Sulfonated Blockpoly (aryleneether)s Containing M-Terphenyl Groups as Proton Conductive Membranes
T. Hoshi, J. Miyake, M. Watanabe, and K. Miyatake
Bull. Chem. Soc. Jpn., 88 (No.1), 183-191 (2015.1)

Effects of Short-Side-Chain Perfluorosulfonic Acid Ionomers as Binders on the Performance of Low Pt Loading Fuel Cell Cathodes
Y.-C. Park, K. Kakinuma, H. Uchida, M. Watanabe, and M. Uchida
J. Power Sources, 275, 384-391 (2015.2)

Cathodic Performance and High Potential Durability of Ta-SnO_{2_δ-} Supported Pt Catalysts for PEFC Cathodes
Y. Senoo, K. Taniguchi, K. Kakinuma, M. Uchida, H. Uchida, S. Deki, and M. Watanabe
Electrochem. Commun., 51, 37-40 (2015.2)

Synthesis and Properties of Sulfonated Blockpoly(aryleneether)s Containing M-Terphenyl Groups as Proton Conductive Membranes
J. Miyake, M. Sakai, M. Sakamoto, M. Watanabe, and K. Miyatake
J.Membrane Sci, 476, 156-161 (2015.2)

Effects of SiO₂ Nanoparticles Incorporated into Poly (Arylene Ether Sulfone Ketone) Multiblock Copolymer Electrolyte Membranes on Fuel Cell Performance at Low Humidity
M. Sakamoto, S. Nohara, K. Miyatake, M. Uchida, M. Watanabe, and H. Uchida
Electrochemistry, 83 (No.3), 150–154 (2015.3)

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Imaging Individual Proton-Conducting Spots on Sulfonated Multiblock-Copolymer Membrane under Controlled Hydrogen Atmosphere by Current-Sensing Atomic Force Microscopy, M. Hara, D. Hattori, J. Inukai, B. Bae, T. Hoshi, M. Hara, K. Miyatake, M. Watanabe, J. Phys. Chem. B, 117 (No.14), 3892-3899 (2013.4)

Synthesis and Properties of Partially Fluorinated Poly(arylene ether) Block Copolymers Containing Ammonium Groups as Anion Conductive Membranes, H. Ono, J. Miyake, B. Bae, M. Watanabe, K. Miyatake, Bull. Chem. Soc. Jpn, 85 (No.5), 663-670 (2013.5)

Structural Variations of CO Adlayers on a Pt(100) Electrode in 0.1 M HClO₄ Solution: an in Situ STM Study, M. Wakisaka, T. Yoneyama, S. Ashizawa, Y. Hyuga, T. Ohkanda, H. Uchida, M. Watanabe, Phys. Chem. Chem. Phys., 15 (No.26), 1038 – 11074 (2013.6)

Effect of the State of Distribution of Supported Pt Nanoparticles upon Effective Pt Utilization in Polymer Electrolyte Fuel Cells, M. Uchida, Y.-C. Park, K. Kakinuma, H. Yano, D. A. Tryk, T. Kamino, H. Uchida, M. Watanabe, Phys. Chem. Chem. Phys., 15 (No.27), 11236 – 11247 (2013.6)

Sulfonated Poly(arylene ether phosphine oxide ketone) Block Copolymers as Oxidatively Stable Proton Conductive Membranes, J. Miyake, M. Watanabe, K. Miyatake, ACS Appl. Mater. Interfaces, 5 (No.13), 5903 – 5907(2013.7)

Correlation between Surface Chemical Composition with Catalytic Activity and Selectivity of Organic-Solvent Synthesized Pt–Ti Nanoparticles, J. Ma, A. Habrioux, T. Miyao, K. Kakinuma, J. Inukai, M. Watanabe, N. A.-Vante, J. Mater. Chem. A, 1 (No.31), 8798 – 8804 (2013.8)

Investigation of the Effect of Pore Diameter of Gas Diffusion Layers on Cold Start Behavior and Cell Performance of Polymer Electrolyte Membrane Fuel Cells, S. Hirakata, T. Mochizuki, M. Uchida, H. Uchida, M. Watanabe, Electrochim. Acta, 108, 304-312 (2013.10)

Hydrolyzed Polyoxymethylenedimethylethers as Liquid Fuels for Direct Oxidation Fuel Cells, S. Baranton, H. Uchida, D. A. Tryk, J. L. Dubois, M. Watanabe, Electrochim. Acta, 108, 350-355 (2013.10)

Proton Conductive Aromatic Block Copolymers from a New Bistriazole Monomer, R. Akiyama, D. Hirayama, M. Saito, J. Miyake, M. Watanabe, K. Miyatake, RSC Adv., 3 (No.43), 20202-20208 (2013.11)

Characterization of Pt Catalysts on Nb-Doped and Sb-Doped SnO_2-δ Support Materials with Aggregated Structure by Rotating Disk Electrode and Fuel Cell Measurements, K. Kakinuma, Y. Chino, Y. Senoo, M. Uchida, T. Kamino, H. Uchida, S. Deki, M. Watanabe, Electrochim. Acta, 110, 316-324 (2013.11)

Electrochemical Quartz Crystal Microbalance Analysis of the Oxygen Reduction Reaction on Pt-Based Electrodes. Part 2: Adsorption of Oxygen Species and ClO₄^– Anions on Pt and Pt–Co Alloy in HClO₄ Solutions, J. Omura, H. Yano, D. A. Tryk, M. Watanabe, H. Uchida, Langmuir, 30 (No.1), 432-439 (2014.1)

Effect of Ammonium Groups on the Properties and Alkaline Stability of Poly(arylene ether)-Based Anion Exchange Membranes, J. Miyake, K. Fukasawa, M. Watanabe, K. Miyatake, J. Polym. Sci. A: Polym. Chem., 52 (No.3), 383-389 (2014.2)

Investigation of the Effect of a Hydrophilic Layer in the Gas Diffusion Layer of a Polymer Electrolyte Membrane Fuel Cell on the Cell Performance and Cold Start Behaviour, S. Hirakata, M. Hara, K. Kakinuma, M. Uchida, D. A. Tryk, H. Uchida, M. Watanabe, Electrochim. Acta, 120, 240-247 (2014.2)

Deleterious Effects of Interim Cyclic Voltammetry on Pt/Carbon Black Catalyst Degradation during Start-up/Shutdown Cycling Evaluation, Y.-C. Park, K. Kakinuma, M. Uchida, H. Uchida, M. Watanabe, Electrochim. Acta, 123, 84-92 (2014.3)

Temperature-and Humidity-Controlled SAXS Analysis of Proton-Conductive Ionomer Membranes for Fuel Cells, T. Mochizuki, K. Kakinuma, M. Uchida, S. Deki, M. Watanabe, K. Miyatake, Chem Sus Chem, 7 (No.3), 729-733 (2014.3)

Reversible/Irreversible Increase in Proton-Conductive Areas on Proton-Exchange-Membrane Surface by Applying Voltage Using Current-Sensing Atomic Force Microscope, M. Hara, D. Hattori, J. Inukai, M. Hara, K. Miyatake, M. Watanabe, J. Electroanal. Chem., 716, 158-163 (2014.3)

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Durability of Sulfonated Polyimide Membrane in Humidity Cycling for Fuel Cell Applications，K. Miyatake, H. Furuya, Y. M. Tanaka, M. Watanabe，J. Power Sources, 204 (No.6), 74-78 (2012.4)

Electrochemical Behavior of Pt-Co(111), (100) and (110) Alloy Single-Crystal Electrodes in 0.1 MHClO4 and 0.05 MH2SO4 Solution as a Function of Co Content，M. Wakisaka, S. Morishima, Y. Hyuga, H. Uchida, M. Watanabe，Electrochem. Commun., 18, 55-57 (2012.5)

Electrochemical and Raman Spectroscopic Evaluation of Pt/Graphitized Carbon Black Catalyst Durability for the Start/Stop Operating Condition of Polymer Electrolyte Fuel Cells，M. Hara, B. Bae, C. Liu, B. Chen, Y. Yamashita, M. Uchida, H. Uchida, M. Watanabe, Electrochim. Acta, 70, 171-181 (2012.5)

Synthesis of Superacid-modified Poly(Arylene Ether Sulfone)s via Postbromination，T. Shimura, M. Watanabe, K. Miyatake，RSC Adv., 2 (No.12), 5199-5204 (2012.6)

Block Poly(Arylene Ether Sulfone Ketone)s Containing Densely Sulfonated Linear Hydrophilic Segments as Proton Conductive Membranes，K. Miyatake, D. Hirayama, B. Bae, M. Watanabe，Polym. Chem., 3 (No.9), 2517-2522 (2012.6)

Preparation of Titanium Nitride-supported Platinum Catalysts with Well Controlled Morphology and Their Properties Relevant to Polymer Electrolyte Fuel Cells，K. Kakinuma, Y. Wakasugi, M. Uchida, T. Kamino, H. Uchida, S. Deki, M. Watanabe，Electrochim. Acta, 77, 279-284 (2012.8)

Complete NMR Assignment of a Sulfonated Aromatic Block Copolymer via Heteronuclear Single-quantum Correlation, Heteronuclear Multiple-bond Correlation and Heteronuclear Single-quantum Correlation Total Correlation Spectroscopy，M. Takasaki, K. Kimura, Y. Nakagawa, N. Sato, B. Bae, K. Miyatake, M. Watanabe，Polymer Journal 44 (No.8), 845-849 (2012.8)

Sulfonated Polybenzophenone/Poly(arylene ether) Block Copolymer Membranes for Fuel Cell Applications，T. Miyahara, T. Hayano, S. Matsuno, M. Watanabe, K. Miyatake，ACS Appl. Mater. Interfaces 2012, 4, 2881-2884，(2012.9)

Durability of an aromatic block copolymer membrane in practical PEFC operation，T. Okanishi, T. Yoda, Y. Sakiyama, T. Miyahara, K. Miyatake, M. Uchida, M. Watanabe，Electrochem. Commun., 24, 47-49, (2012.10)

In Situ ATR-FTIR Analysis of the Structure of Nafion-Pt/C and Nafion-Pt₃Co/C Interfaces in Fuel Cell，H. Hanawa, K. Kunimatsu, M. Watanabe, H. Uchida，J. Phys. Chem. C, 116 (No.40)，21401-21406 (2012.10)

Micro-Raman Study on Water Distribution Inside a Nafion Membrane During Operation of Polymer Electrolyte Fuel Cell，M. Hara, J. Inukai, B. Bae, T. Hoshi, K. Miyatake, M. Uchida, H. Uchida, M. Watanabe，Electrochim. Acta, 82, 277-283 (2012.11)

Overview of Recent Developments in Oxygen Reduction Electrocatalysis, M. Watanabe, D. A. Tryk, M. Wakisaka, H. Yano, H. Uchida, Electrochim. Acta, 84, 187-201 (2012.12)

Effect of Platinum Loading on Fuel Cell Cathode Performance Using Hydrocarbon Ionomers as Binder，  T. Omata, H. Uchida, M. Uchida, M. Watanabe, K. Miyatake，Phys. Chem. Chem. Phys, 14 (No.48), 16713-16718 (2012.12)

Temperature Dependence of Oxygen Reduction Reaction Activity at Stabilized Pt Skin-PtCo Alloy/Graphitized Carbon Black Catalysts Prepared by a Modified Nanocapsule Method，K. Okaya, H.Yano, K. Kakinuma, M. Watanabe, H. Uchida，ACS Appl. Mater. Interfaces, 4 (No.12), 6982 – 6991 (2012.12)

Experimental Analyses of Low Humidity Operation Properties of SiO2-Containing Catalyst Layers for Polymer Electrolyte Fuel Cells，N. Inoue, M. Uchida, M. Watanabe, H. Uchida，Electrochim. Acta, 88, 807-813 (2013.1)

High Durability of Pt/Graphitized Carbon Catalysts for Polymer Electrolyte Fuel Cells Prepared by the   Nanocapsule Method ，H. Yano, T. Akiyama, M. Watanabe, H. Uchida，J. Electroanal. Chem., 688, 137-142 (2013.1)

ATR-FTIR Analysis of the State of Water in a Sulfonated Block Poly(arylene ether sulfone ketone) Membrane and Proton Conductivity Measurement during the Hydration/Dehydration Cycle，K. Kunimatsu, K. Yagi, B. Bae, K. Miyatake, H. Uchida, M. Watanabe，J. Phys. Chem. C, 117 (No.8), 3762-3771(2013.1)

Direct STM Elucidation of the Effects of Atomic-Level Structure on Pt(111) Electrodes for Dissolved CO Oxidation，J. Inukai, D. A. Tryk, T. Abe, M. Wakisaka, H. Uchida, M. Watanabe，J. Am. Chem. Soc., 135, No.4, 1476-1490 (2013.1)

Investigation of the Corrosion of Carbon Supports in Polymer Electrolyte Fuel Cells Using Simulated Start-up/Shutdown Cycling，Y.-C. Park, K. Kakinuma, M. Uchida, D. A. Tryk, T. Kamino, H. Uchida, M. Watanabe，Electrochim. Acta, 91, 195-207 (2013.2)

Imaging Individual Proton-Conducting Spots on Sulfonated Multiblock-Copolymer Membrane under Controlled Hydrogen Atmosphere by Current-Sensing Atomic Force Microscopy，M. Hara, D. Hattori, J. Inukai, B. Bae, T. Hoshi, M. Hara, K. Miyatake, M. Watanabe，J. Phys. Chem. B, accepted.(2013.3)

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Electrochemical Quartz Crystal Microbalance Analysis of the Oxygen Reduction Reaction on Pt-Based Electrodes. Part 1: Effect of Adsorbed Anions on the Oxygen Reduction Activities of Pt in HF, HClO₄, and H₂SO₄ Solutions，J. Omura, H. Yano, M. Watanabe, H. Uchida，Langmuir, 27 (No.10), 6464-6470 (2011.4)

Facile Preparation and Electrochemical Behavior of Pt₁₀₀– _XCo_X(111) Single-Crystal Electrodes in 0.1  MHClO₄，M. Wakisaka, Y. Hyuga, K. Abe, H. Uchida, M. Watanabe，Electrochem. Commun., 13 (No.4), 317-320 (2011.4)

Sulfonated Block Poly(arylene ether sulfone) Membranes for Fuel Cell Applications via Oligomeric Sulfonation，B. Bae, T. Hoshi, K. Miyatake, M. Watanabe，Macromolecules, 44 (No.10), 3884-3892 (2011.5)

Preparation of a mesoporous ceria–zirconia supported Ni–Fe catalyst for the high temperature water–gas shift reaction，K. Watanabe, T. Miyao, K. Higashiyama, H. Yamashita, M. Watanabe，Catalysis Communications, 12, 976-979 (2011.4)

Structural Effects on the Surface Oxidation Processes at Pt Single-Crystal Electrodes Studied by X-ray Photoelectron Spectroscopy，M. Wakisaka, Y. Udagawa, H. Suzuki, H. Uchida, M. Watanabe，Energy Environ. Sci., 4 (No.5), 1662-1666 (2011.5)

The Effectiveness of Platinum/Carbon Electrocatalysts: Dependence on Catalyst Layer Thickness and Pt Alloy Catalytic Effects，M. Lee, M. Uchida, D. A. Tryk, H. Uchida, M. Watanabe，Electrochimica Acta 56 (No.13), 4783-4790 (2011.5)

Electrocatalysis of the Oxygen Reduction Reaction at Pt and Pt-Alloys，H. Uchida, H. Yano, M. Wakisaka, M. Watanabe，Electrochemistry, 79 (No.5), 303-311 (2011.5)

Durability of Pt/Graphitized Carbon Catalyst Prepared by the Nanocapsule Method for the Start/Stop Operating Condition of Polymer Electrolyte Fuel Cells，M. Lee, M. Uchida, K. Okaya, H. Uchida, M. Watanabe，Electrochemistry, 79 (No.5), 381-387 (2011.5)

Imaging of Water Droplets Formed during PEFC Operation on GDLs with Different Pore Sizes，K .Takada, Y. Ishigami, S. Hirakata, M. Uchida, Y. Nagumo, J. Inukai, H. Nishide, M. Watanabe，Electrochemistry, 79 (No.5), 388-391 (2011.5)

Electrochemical Activity and Durability of Platinum Catalysts Supported on Nanometer-Size Titanium Nitride Particles for Polymer Electrolyte Fuel Cells，K. Kakinuma, Y. Wakasugi, M. Uchida, T. Kamino, H. Uchida, M. Watanabe，Electrochemistry, 79 (No.5), 399-403 (2011.5)

Fluorene-Containing Cardo Polymers as Ion Conductive Membranes for Fuel Cells，K. Miyatake, B. Bae, M. Watanabe，Polym. Chem., 2 (No.9), 1919–1929 (2011.5)

Preparation of a Mesoporous Ceria–Zirconia Supported Ni–Fe Catalyst for the High Temperature Water–Gas Shift Reaction，K. Watanabe, T. Miyao, K. Higashiyama, H. Yamashita, M. Watanabe，Catal. Commun., 12 (No.11), 976-979 (2011.6)

Adsorption and Oxidation of Carbon Monoxide on Pt/C, Pt₃Co/C, and PtRu/C Catalysts Studied by In-Situ Attenuated Total Reflection Fourier-Transform Infrared，T. Sato, K. Kunimatsu, M. Watanabe, H. Uchida，J. Nanosci. Nanotechnol., 11 (No.6), 5123-5130 (2011.6)

Anion Conductive Block Poly(arylene ether)s: Synthesis, Properties, and Application in Alkaline Fuel Cells，M. Tanaka, K. Fukasawa, E. Nishino, S. Yamaguchi, K. Yamada, H. Tanaka, B. Bae, K. Miyatake, M. Watanabe，J.Am.Chem.Soc., 133 (No.27), 10646–10654 (2011.6)

Sulfonated Poly(arylene ether sulfone ketone) Multiblock Copolymers with Highly Sulfonated Blocks. Long-Term Fuel Cell Operation and Post-Test Analyses，B. Bae, K. Miyatake, M. Uchida, H. Uchida, Y. Sakiyama, T. Okanishi, M. Watanabe，ACS Appl. Mater. Interfaces, 3 (No.7), 2786-2793 (2011.6)

Polybenzimidazole Block Sulfonated Poly (arylene ether sulfone) Ionomers，F. Ng, B. Bae, K. Miyatake, M. Watanabe，Chem. Commun., 47 (No.31), 8895-8897 (2011.6)

Synthesis and Properties of Sulfonated Poly(arylene ether)s Containing Azole Groups，B. Bae, S. Kawamura, K. Miyatake, M. Watanabe，J. Polym. Sci. A:Polym. Chem., 49 (No.17), 3863-3873 (2011.7)

Polyimide Ionomer Containing Superacid Groups，J. Saito, M. Tanaka, M. Hirai, M. Nanasawa, K. Miyatake, M. Watanabe，Polym. Adv. Technol., 22 (No.8), 1305-1310 (2011.8)

Polybenzimidazole Block Sulfonated Poly(arylene ether sulfone) Ionomers，F. Ng, B. Bae, K. Miyatake, M. Watanabe，Chem. Commun., 47 (No.31), 8895-8897 (2011.8)

Effect of PEFC Operating Conditions on the Durability of Sulfonated Poly(arylene ether sulfone ketone) Multiblock Membranes，T. Okanishi, Y. Tsuji, Y. Sakiyama, S. Matsuno, B. Bae, K. Miyatake, M. Uchida, M. Watanabe，Electrochim. Acta, 56 (No.24), 8989-8996 (2011.10)

Electrochemical Quartz Crystal Microbalance Analysis of the CO Oxidation Reaction at Pt Alloy Electrodes，I. Kanezashi, S. Nohara, J. Omura, M. Watanabe, H. Uchida，J. Electroanal. Chem., 662 (No.1), 123-129 (2011.11)

Temperature Dependence of the Water Distribution Inside a Nafion Membrane in an Operating Polymer Electrolyte Fuel Cell. A Micro-Raman Study，M. Hara, J. Inukai, K. Miyatake, H. Uchida, M. Watanabe，Electrochim. Acta, 58, 449-455(2011.12)

Effect of PEFC Operating Conditions on the Durability of Sulfonated Polyimide Membranes，T. Okanishi, Y. Tsuji, Y. Sakiyama, S. Matsuno, B. Bae, K. Miyatake, M. Uchida, M. Watanabe，Electrochim. Acta, 58, 589-598(2011.12)

Preparation and Fuel Cell Performance of Catalyst Layers Using Sulfonated Polyimide Ionomers，T. Omata, M. Tanaka, K. Miyatake, M. Uchida, H. Uchida, M. Watanabe，ACS Appl. Mater. Interfaces, 4 (No.2), 730-737 (2012.2)

Effect of Particle Size and Composition on CO-Tolerance at Pt－Ru/C Catalysts Analyzed by In Situ Attenuated Total Reflection FTIR Spectroscopy，T. Sato, K. Okaya, K. Kunimatsu, H. Yano, M. Watanabe, H. Uchida，ACS Catal., 2 (No.3), 450-455 (2012.2)

SiO₂-Containing Catalyst Layers for PEFCs Operating under Low Humidity，N. Inoue, M. Uchida, M. Watanabe, H. Uchida，Electrochem. Commun., 16 (No.1), 100-102 (2012.3).

Synthesis and Properties of Sulfonated Poly(arylene ether) Block Copolymers as Proton Conductive Membranes，T. Hoshi, B. Bae, M.Watanabe, K. Miyatake，Bull. Chem. Soc. Jpn, 85 (No.3), 389-396 (2012.3)

]]> https://fc-nano.yamanashi.ac.jp/result/pape2010/ Mon, 01 Mar 2021 09:37:49 +0000 https://fc-nano.yamanashi.ac.jp/wp-nano/?post_type=result&p=385

Gas Diffusion Electrodes Containing Sulfonated Poly (arylene ether) Ionomer for Polymer Electrolyte Fuel Cells, T. Yoda, T. Shimura, B. Bae, K. Miyatake, M. Uchida, H. Uchida, M. Watanabe, Electrochim. Acta, 55 (No.10), 3464-3470, (2010.4)

Durability of Pt/Graphitized Carbon Catalysts for the Oxygen Reduction Reaction Prepared by the Nanocapsule Method, H. Yano, T. Akiyama, P. Bele, H. Uchida, M. Watanabe, Phys. Chem. Chem. Phys, 12 (No.15), 3806-3814, (2010.4)

In Situ STM Observation of Morphological Changes of the Pt(111) Electrode Surface during Potential Cycling in 10 mM HF Solution, M. Wakisaka, S. Asizawa, H. Uchida, M. Watanabe, Phys. Chem. Chem. Phys, 12 (No.16), 4184-4190, (2010.4)

TEM of Monodisperse Pt₂Ru₃/CB Catalysts Synthesized by the Nanocapsule Method, P. Bele, H. Uchida, K. Okaya, H. Yano, U. Stimming, M. Watanabe, Microscopy and Analysis, 24 (No. 4), 5-7, (2010.4)

Selective Methanation of CO in Hydrogen-rich Gases Involving Large Amounts of CO₂ over Ru-modified Ni-Al Mixed Oxide Catalysts, M. Kimura, T. Miyao, S. Komori, A. Chen, K. Higashiyama, H. Yamashita, M. Watanabe, Applied Catalysis A: General, 379 182-187, (2010.5)

In Situ STM Observation of the CO Adlayer on a Pt(110) Electrode in 0.1 M HClO₄ Solution, M. Wakisaka, S. Asizawa, T. Yoneyama, H. Uchida, M. Watanabe, Langmuir, 26 (No.12), 9191-9194, (2010.5)

Poly(arylene ether)s Containing Superacid Groups as Proton Exchange Membranes, T. Mikami, K. Miyatake, M. Watanabe, ACS Appl. Mater. Interfaces, 2 (No.6), 1714-1721, (2010.6)

Proton Conductive Polyimide Ionomer Membranes: Effect of NH, OH, and COOH Groups, J. Saito, M. Tanaka, K. Miyatake, M. Watanabe, J. Polym. Sci. A:Polym. Chem, 48, 2846-2854, (2010.7)

Sulfonated Poly(arylene ether sulfone ketone) Multiblock Copolymers with Highly Sulfonated Block. Fuel Cell Performance, B. Bae, T. Yoda, K. Miyatake, M. Uchida, H. Uchida, M. Watanabe, J. Phys. Chem. B, 114 (No.32), 10481-10487, (2010.7)

Synthesis, Properties, and Fuel Cell Performance of Perfluorosulfonated, Poly(arylene ether)s, T. Shimura, K. Miyatake, M. Watanabe, Bull. Chem. Soc. Jpn., 83(8), 960-968, (2010.8)

Pt-Porpholactone- and -Porphyrin-Based Luminescent Sensory Polymer Coating for Visualization of Oxygen Pressure Distribution on Biplanar Surface, W. Waskitoaji, T. Hyakutake, M. Watanabe, H. Nishide, Reactive & Functional Polymers, 70, 669-673, (2010.9)

Temperature Dependence of Oxygen Reduction Activity at Nafion-Coated Pt/Graphitized Carbon Black Catalysts Prepared by the Nanocapsule Method, H. Yano, T. Akiyama, H. Uchida, M. Watanabe, Energy Environ. Sci., 3 (No.10), 1511-1514, (2010.10)

Luminescent Sensory Polymer Coating Composed of Platinumporphyrin and Poly(trimethylsilylpropyne) For Real-Time Oxygen Visualization in Operating PEFCs, T. Hyakutake, Y. Ishigami, J. Kato, J. Inukai, K. Miyatake, H. Nishide, M. Watanabe, Macromolecular Chemistry and Physics, 212, 42-47, (2010.11)

High Catalytic Performance of Ruthenium-Doped Mesoporous Nickel Aluminum Oxides for Selective CO Methanation, A. Chen, T. Miyao, K. Higashiyama, H. Yamashita, M. Watanabe, Angewandte Chemie Int. Eds., 49, 1-6, (2010.11)

New Evaluation Method for the Effectiveness of Platinum/Carbon Electrocatalysts under Operating Conditions, M. Lee, M. Uchida, H. Yano, D. A. Tryk, H. Uchida, M. Watanabe, Electrochim. Acta, 55 (No.28), 8504-8512, (2010.12)

Synthesis and Properties of Anion Conductive Ionomers Containing Fluorenyl Groups for Alkaline Fuel Cell Applications, M. Tanaka, M. Koike, K. Miyatake, M. Watanabe, Polym. Chem, 2(1), 99-106, (2011.1)

Synthesis and Properties of Multiblock Copoly(arylene ether)s Containing Superacid Groups for Fuel Cell Membranes, T. Mikami, K. Miyatake, M. Watanabe, J. Polym. Sci. A: Polym. Chem, 49(2), 452-464, (2011.1)

Electro-oxidation of Hydrolysed Poly-Oxymethylene-Dimethylether on PtRu Supported Catalysts, D. Devaux, H .Yano, H. Uchida, J. Dubois, M. Watanabe, Electrochim. Acta, 56 (No.3), 1460-1465, (2011.1)

Ni-Fe-Ce Mixed Nano-Composites Oxide Catalyst Prepared by Solution-spray Plasma Technique for High Temperature Water-gas-shift Reaction, K. Watanabe, S. Komori, T. Miyao, K. Higashiyama, H. Yamashita, M. Watanabe, J. Jpn. Petrol. Inst., 53, (6) 367-368, (2011.1)

Preparation of a mesoporous ceria-zirconia supported Ni-Fe catalyst for the high temperature water-gas shift reaction, K. Watanabe, S. Komori, T. Miyao, K. Higashiyama, H. Yamashita, M. Watanabe, Catalysis Communications, (2011.1)

The Mechanism of CO-selective Methanation from H₂/CO₂/CO Gas on Ni Catalyst Studied by Density Functional Theory, K. Yagi, A. Chen, T. Miyao, K. Higashiyama, M. Watanabe, J. Phys. Chem. C, (2011.1)

In Situ ATR-FTIR Analysis of the CO-Tolerance Mechanism on Pt₂Ru₃/C Catalysts Prepared by the Nanocapsule Method, T. Sato, K. Kunimatsu, K. Okaya, H. Yano, M. Watanabe, H. Uchida, Energy Environ. Sci., 4 (No.2), 433-438, (2011.2)

Synthesis and Electrochemical Characterization of Pt Catalyst Supported on Sn_0.96Sb_0.04O_2-δ with a Network Structure, K. Kakinuma, M. Uchida, T. Kamio, H. Uchida, M. Watanabe, Electrochim. Acta, 56 (No.7), 2881-2887, (2011.2)

Metal-monolithic Catalyst for Selective CO Methanetion, S. Komori, A. Chan, T. Miyao, K. Higashiyama, H. Yamashita, M. Watanabe, J. Jpn. Petrol. Inst., 54, (1), 50-51, (2011.3)

Compact Fuel Processor by Employing Monolithic Catalyst for 1 kW Class Residential Polymer Electrolyte Fuel Cells, S. Komori, M. Kimura, K. Watanabe, T. Takazoe, T. Naoi, T. Miyao, K. Higashiyama, H. Yamashita, M. Watanabe, J. Jpn. Petrol. Inst., 54, (1), 52-55, (2011.3)

Simultaneous Visualization of Oxygen Distribution and Water Blockages in an Operating Triple- Serpentine Polymer Electrolyte Fuel Cell, K. Takada, Y. Ishigami, J. Inukai, Y. Nagumo, H. Takano, H. Nishide, M. Watanabe, J. Power Sources, 196 (No.5), 2635-2639, (2011.3)

Corrosion of Carbon Supports at Cathode During Hydrogen/Air Replacement at Anode Studied by Visualization of Oxygen Partial Pressures in a PEFC-Start-Up/Shut-Down Simulation., Y. Ishigami, K. Takada, H. Yano, J. Inukai, M. Uchida, Y. Nagumo, T. Hyakutake, H. Nishide, M. Watanabe, J. Power Sources, 196 (No.6), 3003-3008, (2011.3)

ATR-FTIR Study of Water in Nafion Membrane Combined with Proton Conductivity Measurements during Hydration/Dehydration Cycle，K. Kunimatsu, B. Bae, K. Miyatake, H. Uchida, M. Watanabe，J. Phys. Chem. B, 115 (No.15), 4315-4321 (2011.3)

]]> https://fc-nano.yamanashi.ac.jp/result/paper2009/ Sat, 21 Feb 2009 03:56:27 +0000 https://fc-nano.yamanashi.ac.jp/wp-nano/?post_type=result&p=125

Effects of the Decomposition Products of Sulfonated Polyimide and Nafion Membranes on the Degradation and Recovery of Electrode Performance in PEFCs, A. Kabasawa, J. Saito, K. Miyatake, H. Uchida, M. Watanabe, Electrochim. Acta, 54 (No.10), 2754-2760, (2009.4)

Polarization Properties of La_0.6Sr_0.4Co_0.2Fe_0.8O₃-Based Double Layer-Type Oxygen Electrodes for Reversible SOFCs, Y. Tao, N. Nishino, S. Ashidate, H. Kokubo, M. Watanabe, H. Uchida, Electrochim. Acta, 54 (No.12), 3309-3315, (2009.4)

Oxygen Reduction at the Pt/Carbon Black-Polyimide Ionomer Interface, K. Miyatake, T. Omata, D. A. Tryk, H. Uchida, M. Watanabe, J. Phys. Chem. C, 113, (No.18), 7772-7778, (2009.4)

Synthesis of Nickel Nanoparticles Supported on Hollow Samaria-Doped Ceria Particles via the Solution-Spray Plasma Technique: Anode Catalysts for SOFCs, R. Nishida, K. Kakinuma, H. Nishino, T. Kamino, H. Yamashita, M. Watanabe, H. Uchida, Solid State Ionics, 180, (No.14-16), 968-972, (2009.6)

Synthesis and Properties of Sulfonated Block Copolymers Having Fluorenyl Groups for Fuel-Cell Applications, B. Bae, K. Miyatake, M. Watanabe, ACS Appl. Mater. Interfaces, 1, (No.6), 1279-1286, (2009.6)

Gas Diffusion Electrodes Containing Sulfonated Poly (arylene ether) Ionomer for PEFCs: Part 1. Effect of Humidity on the Cathode Performance, T. Yoda, T. Shimura, B. Bae, K. Miyatake, M. Uchida, H. Uchida, M. Watanabe, Electrochim. Acta, 54 (No.18), 4328-4333, (2009.7)

Luminescent Multi-Layered Polymer Coating for the Simultaneous Detection of Oxygen Pressure and Temperature, T. Hyakutake, H. Taguchi, J. Kato, H. Nishide, M. Watanabe, Macromol. Chem. Phys., 210, (No.15), 1230-1234, (2009.7)

High Temperature Water-Gas Shift Reaction over Hollow Ni-Fe-Al Oxide Nano-Composite Catalysts Prepared by the Solution-Spray Plasma Technique, K. Watanabe, T. Miyao, K. Higashiyama, H. Yamashita, M. Watanabe, Catalysis Communications, 10, 1952-1955, (2009.7)

Role of Adsorbed Species in Methanol Oxidation on Pt Studied by ATR-FTIRAS Combined with Linear Potential Sweep Voltammetry, K. Kunimatsu, H. Hanawa, H. Uchida, M. Watanabe, J. Electroanal. Chem., 632 (No.1-2), 109-119, (2009.7)

STEM Imaging Analysis Using LAT Image Processing: Study on Pt₃Co/CB Catalyst Prepared by Nanocapsule Method, P. Bele, U. Stimming, H. Yano, H. Uchida, M. Watanabe, Imaging and Microscopy, 11 (No.3), 34-38, (2009.8)

Aromatic Ionomers with Superacid Groups, K. Miyatake, T. Shimura, T. Mikami, M. Watanabe, Chem. Commun., 42, 6403-6405, (2009.10)

In Situ ATR-FTIR Study of Bulk CO Oxidation on a Polycrystalline Pt Electrode, H. Hanawa, K. Kunimatsu, H. Uchida, M. Watanabe, Electrochim. Acta., 54 (No.26), 6276-6285, (2009.11)

H₂O-Tolerant Monolithic Catalysts for Preferential Oxidation of Carbon Monoxide in the Presence of Hydrogen, N. Maeda, T. Matsushima, M. Kotobuki, T. Miyao, H. Uchida, H. Yamashita, M. Watanabe, Appl. Catalysis A: General, 370 (No.1-2), 50-53, (2009.11)

Biplanar Visualization of Oxygen Pressure by Sensory Coatings of Luminescent Pt-Porpholactone and -Porphyrin Polymers, W. Waskitoaji, T. Hyakutake, J. Kato, M. Watanabe, H. Nishide, Chemistry Letters, 38 (No.12), 1164-1165, (2009.12)

In-Situ ATR-FTIR Study of Oxygen Reduction at the Pt/Nafion Interface, K. Kunimatsu, T. Yoda, D. A. Tryk, H. Uchida, M. Watanabe, Phys. Chem. Chem. Phys., 12 (No.3), 621-629, (2010.1)

Proton-Conductive Aromatic Ionomers Containing Highly Sulfonated Blocks for High-Temperature-Operable Fuel Cells, B. Bae, T. Yoda, K. Miyatake, H. Uchida, M. Watanabe, Angew. Chem. Int. Ed, 49 (No.2), 317-320, (2010.1)

Anion Conductive Aromatic Ionomers Containing Fluorenyl Groups, M. Tanaka, M. Koike, K. Miyatake, M. Watanabe, Macromolecules, 43 (No.6), 2657-2659, (2010.3)

Sulfonated Poly(arylene ether sulfone ketone) Multiblock Copolymers with Highly Sulfonated Block. Synthesis and Properties, B. Bae, K. Miyatake, M. Watanabe, Macromolecules, 43 (No.6), 2684-2691, (2010.3)

Control of Particle Size of Pt and Pt Alloy Electrocatalysts Supported on Carbon Black by the Nanocapsule Method, K. Okaya, H. Yano, H. Uchida, M. Watanabe, ACS Appl. Mater. Interfaces, 2 (No.5), 888-895, (2010.3)

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