燃料電池研究部門

論文リスト

List of Papers (since 1989, all papers are written in English)

2017

329
Boosting Pt Oxygen Reduction Reaction Activity by Tuning the Tin Oxide Support
E. Fabbri, A. Rabis, Y. Chino, M. Uchida, T. J. Schmidt
Electrochem. Commun., 83, 90-95 (2017).
328
Durability and Degradation Analysis of Hydrocarbon Ionomer Membranes in Polymer Electrolyte Fuel Cells Accelerated Stress Evaluation
R. Shimizu, J. Tsuji, N. Sato, J. Takano, S. Itami, M. Kusakabe, K. Miyatake, A. Iiyama, M. Uchida
J. Power Sources, 367, 63-71 (2017).
327
Research and Development of Highly Active and Durable Electrocatalysts Based on Multilateral Analyses of Fuel Cell Reactions
H. Uchida
Electrochemistry, 85, 526-533 (2017).
326
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, M. Uchida
J. Electrochem. Soc., 164, F1226-F1233 (2017).
325
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, H. Uchida
J. Electrochem. Soc., 164, F966-F972 (2017).
324
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, H. Uchida
J. Electrochem. Soc., 164, F944-F947 (2017).
323
Effect of Microstructure on Performance of Double-Layer Hydrogen Electrodes for Reversible SOEC/SOFC
P. Puengjinda, H. Nishino, K. Kakinuma, M. E. Brito, H. Uchida
J. Electrochem. Soc., 164, F889-F894 (2017).
322
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, H. Uchida
Langmuir, 33, 8877-8882 (2017).
321
Synthesis and Evaluation of Ni Catalysts Supported on BaCe0.5Zr0.3-xY0.2NixO3-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, H. Uchida
Catalysts, 7, 223 (2017).
320
Effect of Alloy Composition and Crystal Face of Pt-Skin/Pt100-xCox [(111), (100), and (110)] Single Crystal Electrodes on the Oxygen Reduction Reaction Activity
S. Kobayashi, M. Wakisaka, D. A. Tryk, A. Iiyama, H. Uchida
J. Phys. Chem. C., 121, 11234-11240 (2017).
319
High Durability of La0.6Sr0.4Co0.2Fe0.8O3−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, H. Uchida
J. Ceram. Soc. Jpn., 125, 218-222 (2017).
318
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, H. Uchida
Catalysts, 7, 8 (2017).
317
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, H. Uchida
Electrochim. Acta, 225, 114-120 (2017).
316
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, H. Uchida
ACS Catal., 7, 267-274 (2017).

2016

315
Particle-Size Effect of Pt Cathode Catalysts on Durability in Fuel Cells
H. Yano, M. Watanabe, A. Iiyama, H. Uchida
Nano Energy, 29, 323-333 (2016).
314
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, H. Uchida
Catalysts, 6, 139 (2016).
313
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, H. Uchida
Nanoscale, 8, 13893-13897 (2016).
312
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).
311
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, M. Uchida
J. Power Sources, 315, 179-191 (2016).
310
Anion Conductive Aromatic Polymers Containing Fluorenyl Groups: Effect of the Position and Number of Ammonium Groups
M. Shimada, S. Shimada, J. Miyake, M. Uchida, K. Miyatake
J. Polym. Sci. A: Polym. Chem., 54, 935-944 (2016).
309
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, F455-F463 (2016).
308
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, 133–137 (2016).
307
Effect of Sulfonated Triphenylphosphine Oxide Groups in Aromatic Block Copolymers as Poton-exchange Membranes
J. Miyake, I. Hosaka, K. Miyatake
Chem. Lett., 45, 33-35 (2016).

2015

306
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. Kakinum, D. A. Tryk, M. Watanabe, M. Uchida
J. Electrochem. Soc., 163, F97-F105 (2015).
305
Anion Exchange Membranes Composed of Perfluoroalkylene Chains and Ammonium-functionalized Oligophenylenes
H. Ono, J. Miyake, S. Shimada, M. Uchida, K. Miyatake
J. Mater. Chem. A, 43, 21779-21788 (2015).
304
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).
303
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).
302
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).
301
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).
300
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).
299
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).
298
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, 750-754 (2015).
297
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, 16754-16761 (2015).
296
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).
295
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, 966-980 (2015).
294
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).
293
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, 736-743 (2015).
292
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).
291
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, H.Uchida
Electrochemistry, 83, 150-154 (2015).
290
Synthesis and Properties of Sulfonated Block Poly(arylene ether)s Containing m-Terphenyl Groups as Proton Conductive Membranes
J. Miyake, M. Sakai, M. Sakamoto, M. Watanabe, K. Miyatake
J. Membr. Sci., 476, 156-161 (2015).
289
Cathodic Performance and High Potential Durability of Ta-SnO2-δ-Supported Pt Catalysts for PEFC Cathodes
Y. Senoo, K. Taniguchi, K. Kakinuma, M. Uchida, H. Uchida, S. Deki, M. Watanabe
Electrochem. Commun., 51, 37-40 (2015).
288
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, M. Uchida
J. Power Sources, 275, 384-391 (2015).
287
Synthesis and Properties of Sulfonated and Brominated Poly(arylene ether)s as Proton Conductive Membranes
T. Hoshi, J. Miyake, M. Watanabe, K. Miyatake
Bull. Chem. Soc. Jpn., 88, 183-191 (2015).
286
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, M. Watanabe
Catal. Commun., 58, 93-96 (2015).

2014

285
Electrochemical Oxidation of Hydrolyzed Poly Oxymethylene-dimethyl Ether by PtRu Catalysts on Nb-Doped SnO2−δ
K. Kakinuma, I.-T. Kim, Y. Senoo, H. Yano, M. Watanabe, M. Uchida
Appl. Mater. Interfaces, 6, 22138-22145 (2014).
284
Aromatic Copolymers Containing Ammonium-Functionalized Oligophenylene Moieties as Highly Anion Conductive Membranes
N. Yokota, M. Shimada, R. Akiyama, E. Nishino, K. Asazawa, J. Miyake, M. Watanabe, K. Miyatake
Macromolecules, 47, 8238-8246 (2014).
283
Carbon Segregation-Induced Highly Metallic Ni Nanoparticles for Electrocatalytic Oxidation of Hydrazine in Alkaline Media
T.-Y. Jeon, M. Watanabe, K. Miyatake
ACS Appl. Mater. Interfaces, 6, 18445-18449 (2014).
282
Effects of Hot Liquid-Water Treatment on Local Proton Conductivity Atsurfaces 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, M. Watanabe
Electrochim. Acta, 143, 383-389 (2014).
281
Ammonium-functionalized Poly(arylene ether)s as Anion Exchange Membranes
J. Miyake, M. Watanabe, K. Miyatake
Polym. J., 46, 656-663 (2014).
280
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, K. Miyatake
ACS Appl. Mater. Interfaces, 6, 17044-17052 (2014).
279
Mechanistic Study of the Effect of Chlorine on Selective CO Methanation over Ni Alumina-Based Catalysts
T. Miyao, W. Shen, A. Chen, K. Higashiyama, M. Watanabe
Appl. Catal. A, 486, 187-192 (2014).
278
Double-Layer Ionomer Membrane for Improving Fuel Cell Performance
T. Mochizuki, M. Uchida, H. Uchida, M. Watanabe, K. Miyatake
ACS Appl. Mater. Interfaces, 6, 13894-13899 (2014).
277
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).
276
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).
275
Theoretical Investigation of Proton Dissociation in the Proton Exchange Membranes
R. K. Singh, T. Tsuneda, K. Miyatake, M. Watanabe
Chem. Phys. Lett., 608, 11-16 (2014).
274
Improvements in Electrical and Electrochemical Properties of Nb-Doped SnO2-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, 32180-32188 (2014).
273
Intrapolymer Heck Reaction for Proton Conductive Ladder-type Aromatic Block Copolymers
J. Miyake, M. Watanabe, K. Miyatake
RSC Adv., 4, 21049-21053 (2014).
272
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. Alonso-Vante and M. Watanabe
Electrochemistry, 82, 369-375 (2014).
271
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., 31, 16260-16266 (2014).
270
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 and M. Watanabe
J. Electroanal. Chem., 716, 158-163 (2014).
269
Temperature-and Humidity-Controlled SAXS Analysis of Proton-Conductive Ionomer Membranes for Fuel Cells
T. Mochizuki, K. Kakinuma, M. Uchida, S. Deki, M. Watanabe and K. Miyatake
ChemSusChem, 7, 729-733 (2014).
268
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 and M. Watanabe
Electrochim. Acta, 123, 84-92 (2014).
267
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 and M. Watanabe
Electrochim. Acta, 120, 240-247 (2014).
266
Effect of Ammonium Groups on the Properties and Alkaline Stability of Poly(arylene ether)-Based Anion Exchange Membranes
J. Miyake, K. Fukasawa, M. Watanabe and K. Miyatake
J. Polym. Sci. A: Polym. Chem., 52, 383-389 (2014).
265
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 and H. Uchida
Langmuir, 30, 432-439 (2014).

2013

264
Characterization of Pt Catalysts on Nb-Doped and Sb-Doped SnO2-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 and M. Watanabe
Electrochim. Acta, 110, 316-324 (2013).
263
Proton Conductive Aromatic Block Copolymers from a New Bistriazole Monomer
R. Akiyama, D. Hirayama, M. Saito, J. Miyake, M. Watanabe and K. Miyatake
RSC Adv., 3, 20202-20208 (2013).
262
Hydrolyzed Polyoxymethylenedimethylethers as Liquid Fuels for Direct Oxidation Fuel Cells
S. Baranton, H. Uchida, D. A. Tryk, J. L. Dubois and M. Watanabe
Electrochim. Acta, 108, 350-355 (2013).
261
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 and M. Watanabe
Electrochim. Acta, 108, 304-312 (2013).
260
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 and N. A.-Vante
J. Mater. Chem. A, 1, 8798-8804 (2013).
259
Sulfonated Poly(arylene ether phosphine oxide ketone) Block Copolymers as Oxidatively Stable Proton Conductive Membranes
J. Miyake, M. Watanabe and K. Miyatake
ACS Appl. Mater. Interfaces, 5, 5903-5907 (2013).
258
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 and M. Watanabe
Phys. Chem. Chem. Phys., 15, 11236-11247 (2013).
257
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 and K. Miyatake
Bull. Chem. Soc. Jpn., 86, 663-670 (2013).
256
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 and M. Watanabe
J. Phys. Chem. B, 117, 3892-3899 (2013).
255
High Durability of Pt/Graphitized Carbon Catalysts for Polymer Electrolyte Fuel Cells Prepared by the Nanocapsule Method
H. Yano, T. Akiyama, M. Watanabe and H. Uchida
J. Electroanal. Chem., 688, 137-142 (2013).
254
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 and M. Watanabe
J. Am. Chem. Soc., 135, No.4, 1476-1490 (2013).
253
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 and M. Watanabe
J. Phys. Chem. C, 117, No.8, 3762-3771 (2013).
252
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 and M. Watanabe
Electrochim. Acta, 91, No.1, 195-207 (2013).
251
Experimental Analyses of Low Humidity Operation Properties of SiO2-Containing Catalyst Layers for Polymer Electrolyte Fuel Cells
N. Inoue, M. Uchida, M. Watanabe, and H. Uchida
Electrochim. Acta, 88, No.1, 807-813 (2013).

2012

250
Overview of Recent Developments in Oxygen Reduction Electrocatalysis
M. Watanabe, D. A. Tryk, M. Wakisaka, H. Yano and H. Uchida
Electrochim. Acta, 84, 187-201 (2012).
249
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, and H. Uchida
ACS Appl. Mater. Interfaces, 4, No.12, 6982-6991 (2012).
248
Effect of Platinum Loading on Fuel Cell Cathode Performance Using Hydrocarbon Ionomers as Binder
T. Omata, M. Uchida, H. Uchida, M. Watanabe, and K. Miyatake
Phys. Chem. Chem. Phys., 14, No.48, 16713-16718 (2012).
247
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 and H. Uchida
J. Phys. Chem. C, 116, No.40, 21401-21406 (2012).
246
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 and M. Watanabe
Electrochim. Acta, 82, 277-283 (2012).
245
Durability of an Aromatic Block Copolymer Membrane in Practical PEFC Operation
T. Okanishi, T. Yoda, Y. Sakiyama, T. Miyahara, K. Miyatake, M. Uchida and M. Watanabe
Electrochem. Commun., 24, 47-49 (2012).
244
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 and M. Watanabe
Polym. J., 44, 845-849 (2012).
243
Synthesis of Superacid-modified Poly(Arylene Ether Sulfone)s via Postbromination
T. Shimura, M. Watanabe and K. Miyatake
RSC Adv., 2, 5199-5204 (2012).
242
Block Poly(Arylene Ether Sulfone Ketone)s Containing Densely Sulfonated Linear Hydrophilic Segments as Proton Conductive Membranes
K. Miyatake, D. Hirayama, B. Bae and M. Watanabe
Polym. Chem., 3, 2517-2522 (2012).
241
Sulfonated Polybenzophenone/Poly(arylene ether) Block Copolymer Membranes for Fuel Cell Applications
T. Miyahara, T. Hayano, S. Matsuno, M. Watanabe, and K. Miyatake
ACS Appl. Mater. Interfaces, 4, 2881-2884 (2012).
240
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 and M. Watanabe
Electrochim. Acta, 77, 279-284 (2012).
239
Real-Time Visualization of CO2 Generated by Corrosion of the Carbon Support in a PEFC Cathode
Y. Ishigami, I. Maeda, K. Takada, T. Hyakutake, T. Suga, J. Inukai, M. Uchida, Y. Nagumo, H. Nishide and M. Watanabe
Electrochem. Solid-State Lett., 15, No.4, B51-B53 (2012).
238
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, M. Lee, C. Liu, B. Chen, Y. Yamashita, M. Uchida, H. Uchida and M. Watanabe
Electrochim. Acta, 70, 171-181 (2012).
237
Synthesis and Properties of Sulfonated Poly(arylene ether) Block Copolymers as Proton Conductive Membranes
T. Hoshi, B. Bae, M. Watanabe and K. Miyatake
Bull. Chem. Soc. Jpn., 85, No.3, 389-396 (2012).
236
Electrochemical Behavior of Pt-Co(111), (100) and (110) Alloy Single-crystal Electrodes in 0.1 M HClO4 and 0.05 M H2SO4 Solution as a function of Co Content
M. Wakisaka, S. Morishima, Y. Hyuga, H. Uchida and M. Watanabe
Electrochem. Commun., 18, No.1, 55-57 (2012).
235
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 and H. Uchida
ACS Catal., 2, No.3, 450-455 (2012).
234
Durability of Sulfonated Polyimide Membrane in Humidity Cycling for Fuel Cell Applications
K. Miyatake, H. Furuya, M. Tanaka and M. Watanabe
J. Power Sources, 204, No.15, 74-78 (2012).
233
Preparation and Fuel Cell Performance of Catalyst Layers Using Sulfonated Polyimide Ionomers
T. Omata, M. Tanaka, K. Miyatake, M. Uchida, H. Uchida and M. Watanabe
ACS Appl. Mater. Interfaces, 4, No.2, 730-737 (2012).
232
SiO2-Containing Catalyst Layers for PEFCs Operating under Low Humidity
N. Inoue, M. Uchida, M. Watanabe and H. Uchida
Electrochem. Commun., 16, No.1, 100-102 (2012).

2011

231
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 and M. Watanabe
Electrochim. Acta, 58, 589-598 (2011).
230
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 and M. Watanabe
Electrochim. Acta, 58, 449-455 (2011).
229
Electrochemical Quartz Crystal Microbalance Analysis of the CO Oxidation Reaction at Pt Alloy Electrodes
I. Kanezashi, S. Nohara, J. Omura, M. Watanabe and H. Uchida
J. Electroanal. Chem., 662, No.1, 123-129 (2011).
228
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 and M. Watanabe
Electrochim. Acta, 56, No.24, 8989-8996 (2011).
227
Synthesis and Properties of Sulfonated Poly(arylene ether)s Containing Azole Groups
B. Bae, S. Kawamura, K. Miyatake and M. Watanabe
J. Polym. Sci. A: Polym. Chem., 49, No.17, 3863-3873 (2011).
226
Fluorene-Containing Cardo Polymers as Ion Conductive Membranes for Fuel Cells
K. Miyatake, B. Bae and M. Watanabe
Polym. Chem., 2, No.9, 1919-1929 (2011).
225
Polyimide Ionomer Containing Superacid Groups
J. Saito, M. Tanaka, M. Hirai, M. Nanasawa, K. Miyatake and M. Watanabe
Polym. Adv. Technol., 22, No.8, 1305-1310 (2011).
224
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 and M. Watanabe
ACS Appl. Mater. Interfaces, 3, No.7, 2786-2793 (2011).
223
Polybenzimidazole Block Sulfonated Poly(arylene ether sulfone) Ionomers
F. Ng, B. Bae, K. Miyatake and M. Watanabe
Chem. Commun., 47, No.31, 8895-8897 (2011).
222
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 and M. Watanabe
J. Am. Chem. Soc., 133, No.27, 10646-10654 (2011).
221
Sulfonated Block Poly(arylene ether sulfone) Membranes for Fule Cell Applications via Oligomeric Sulfonation
B. Bae, T. Hoshi, K. Miyatake and M. Watanabe
Macromolecules, 44, No.10, 3884-3892 (2011).
220
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 and H. Uchida
J. Nanosci. Nanotechnol., 11, No.6, 5123-5130 (2011).
219
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 and M. Watanabe
Electrochemistry, 79, No.5, 399-403 (2011).
218
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 and M. Watanabe
Electrochemistry, 79, No.5, 388-391 (2011).
217
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 and M. Watanabe
Electrochemistry, 79, No.5, 381-387 (2011).
216
Electrocatalysis of the Oxygen Reduction Reaction at Pt and Pt-Alloys
H. Uchida, H. Yano, M. Wakisaka and M. Watanabe
Electrochemistry, 79, No.5, 303-311 (2011).
215
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 and H. Uchida
Langmuir, 27, No.10, 6464-6470 (2011).
214
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 and M. Watanabe
Electrochim. Acta, 56, No.13, 4783-4790 (2011).
213
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 and M. Watanabe
Energy Environ. Sci., 4, No.5, 1662-1666 (2011).
212
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 and M. Watanabe
J. Phys. Chem. B, 115, 4315-4321 (2011).
211
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 and M. Watanabe
Catal. Commun., 12, No.11, 976-979 (2011).
210
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 and M. Watanabe
J. Power Sources, 196, No.6, 3003-3008 (2011).
209
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 and M. Watanabe
J. Power Sources, 196, No.5, 2635-2639 (2011).
208
Facile Preparation and Electrochemical Behavior of Pt100-XCoX(111) Single-Crystal Electrodes in 0.1 M HClO4
M. Wakisaka, Y. Hyuga, K. Abe, H. Uchida and M. Watanabe
Electrochem. Commun., 13, No.4, 317-320 (2011).
207
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 and M. Watanabe
Macromol. Chem. Phys., 212, 42-47 (2011).
206
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 and H. Uchida
Energy Environ. Sci., 4, No.2, 433-438 (2011).
205
Electro-oxidation of Hydrolysed Poly-Oxymethylene-Dimethylether on PtRu Supported Catalysts
D. Devaux, H. Yano, H. Uchida, J. -L. Dubois and M. Watanabe
Electrochim. Acta, 56, No.3, 1460-1465 (2011).
204
Synthesis and Properties of Multiblock Copoly(arylene ether)s Containing Superacid Groups for Fuel Cell Membranes
T. Mikami, K. Miyatake and M. Watanabe
J. Polym. Sci. A: Polym. Chem., 49, No.2, 452-464 (2011).
203
Synthesis and Properties of Anion Conductive Ionomers Containing Fluorenyl Groups for Alkaline Fuel Cell Applications
M. Tanaka, M. Koike, K. Miyatake and M. Watanabe
Polym. Chem., 2, No.1, 99-106 (2011).

2010

202
High Catalytic Performance of Ruthenium-Doped Mesoporous Nickel-Aluminum Oxides for Selective CO Methanation
A. Chen, T. Miyao, K. Higashiyama, H. Yamashita and M. Watanabe
Angew. Chem. Int. Ed., 49, No.51, 9895-9898 (2010).
201
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 and M. Watanabe
J. Phys. Chem. B, 114, No.32, 10481-10487 (2010).
200
New Evaluation Method for the Effectiveness of Platinum/Carbon Electrocatalysts under Operating Conditions
M. Lee, M. Uchida, H. Yano, D. A. Tryk, H. Uchida and M. Watanabe
Electrochim. Acta, 55, No.28, 8504-8512 (2010).
199
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 and M. Watanabe
Energy Environ. Sci., 3, No.10, 1511-1514 (2010).
198
Poly(arylene ether)s Containing Superacid Groups as Proton Exchange Membranes
T. Mikami, K. Miyatake, and M. Watanabe
ACS Appl. Mater. Interfaces, 2, No.6, 1714-1721 (2010).
197
Synthesis, Properties, and Fuel Cell Performance of Perfluorosulfonated Poly(arylene ether)s
T. Shimura, K. Miyatake and M. Watanabe
Bull. Chem. Soc. Jpn., 83, No.8, 960-968 (2010).
196
Proton Conductive Polyimide Ionomer Membranes: Effect of NH, OH, and COOH Groups
J. Saito, M. Tanaka, K. Miyatake, and M. Watanabe
J. Polym. Sci. A: Polym. Chem., 48, No.13, 2846-2854 (2010).
195
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 and M. Watanabe
Langmuir, 26, 9191-9194 (2010).
194
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 and M. Watanabe
Applied Catalysis A: General, 379, 182-187 (2010).
193
TEM Evaluation of Concerted Prepared Pt2Ru3/CB Catalysts Synthesized by the Nanocapsule Method
P. Bele, H. Uchida, K. Okaya, H. Yano, U. Stimming and M. Watanabe
Microscopy and Analysis, 24, No.4, 5-7 (2010).
192
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, and M. Watanabe
Phys. Chem. Chem. Phys., 12, No.16, 4184-4190 (2010).
191
Durability of Pt/Graphitized Carbon Catalysts for the Oxygen Reduction Reaction Prepared by the Nanocapsule Method
H. Yano, T. Akiyama, P. Bele, H. Uchida, and M. Watanabe
Phys. Chem. Chem. Phys., 12, No.15, 3806-3814 (2010).
190
Control of Particle Size of Pt and Pt Alloy Electrocatalysts Supported on Carbon Black by the Nanocapsule Method
K. Okaya, H. Yano, H. Uchida, and M. Watanabe
ACS Appl. Mater. Interfaces, 2, No.3, 888-895 (2010).
189
Sulfonated Poly(arylene ether sulfone ketone) Multiblock Copolymers with Highly Sulfonated Block. Synthesis and Properties
B. Bae, K. Miyatake, and M. Watanabe
Macromolecules, 43, No.6, 2684-2691 (2010).
188
Anion Conductive Aromatic Ionomers Containing Fluorenyl Groups
M. Tanaka, M. Koike, K. Miyatake, and M. Watanabe
Macromolecules, 43, No.6, 2657-2659 (2010).
187
Gas Diffusion Electrodes Containing Sulfonated Poly(arylene ether) Ionomer for PEFCs Part 2. Improvement of the Cathode Performance
T. Yoda, T. Shimura, B. Bae, K. Miyatake, M. Uchida, H. Uchida, and M. Watanabe
Electrochim. Acta, 55, No.10, 3464-3470 (2010).
186
Proton-Conductive Aromatic Ionomers Having Highly Sulfonated Blocks for High-Temperature-Operable Fuel Cells
B. Bae, T. Yoda, K. Miyatake, H. Uchida, and M. Watanabe
Angew. Chem. Int. Ed., 49, No.2, 317-320 (2010).
185
In-situ ATR-FTIR Study of Oxygen Reduction at the Pt/Nafion Interface
K. Kunimatsu, T. Yoda, D. A. Tryk, H. Uchida, and M. Watanabe
Phys. Chem. Chem. Phys., 12, No.3, 621-629 (2010).

2009

184
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, and M. Watanabe
Catal. Commun., 10, No.14, 1952-1955 (2009).
183
Biplanar Visualization of Oxygen Pressure by Sensory Coatings of Luminescent Pt-Porpholactone and -Porphyrin Polymers
W. Waskitoaji, T. Hyakutake, J. Kato, M. Watanabe, and H. Nishide
Chem. Lett., 38, No.12, 1121-1206 (2009).
182
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, and M. Watanabe
Appl. Catal. A: Gen., 370, No.1-2, 50-53 (2009).
181
Aromatic Ionomers with Superacid Groups
K. Miyatake, T. Shimura, T. Mikami, and M. Watanabe
Chem. Commun., 2009, No.42, 6403-6405 (2009).
180
In situ ATR-FTIR Study of Bulk CO Oxidation on a Polycrystalline Pt Electrode
H. Hanawa, K. Kunimatsu, H. Uchida, and M. Watanabe
Electrochim. Acta, 54, No.26, 6276-6285 (2009).
179
STEM Image Analysis Using LAT Image Processing
P. Bele, U. Stimming, H. Yano, H. Uchida, and M. Watanabe
Image and Microscopy, 11, No.3, 34-38 (2009).
178
Luminescent Multi-Layered Polymer Coating for the Simultaneous Detection of Oxygen Pressure and Temperature
T. Hyakutake, H. Taguchi, J. Kato, H. Nishide, and M. Watanabe
Macromol. Chem. Phys., 210, No.15, 1230-1234 (2009).
177
Synthesis and Properties of Sulfonated Block Copolymers Having Fluorenyl Groups for Fuel-Cell Applications
B. Bae, K. Miyatake, and M. Watanabe
ACS Appl. Mater. Interfaces, 1, No.6, 1279-1286 (2009).
176
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).
175
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, 109-119 (2009).
174
Oxygen Reduction at the Pt/Carbon Black-Polyimide Ionomer Interface
K. Miyatake, T. Omata, D. A. Tryk, H. Uchida, and M. Watanabe
J. Phys. Chem. C, 113, No.18, 7772-7778 (2009).
173
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, and M. Watanabe
Electrochim. Acta, 54, No.18, 4318-4333 (2009).
172
Effect of the Hydrophobic Component on the Properties of Sulfonated Poly(arylene ether sulfone)s
B. Bae, K. Miyatake, and M. Watanabe
Macromolecules, 42, No.6, 1873-1880 (2009).
171
Temperature-Dependence of Hydrogen Oxidation Reaction Rates and CO-Tolerance at Carbon-Supported Pt, Pt-Co, and Pt-Ru Catalysts
H. Uchida, K. Izumi, K. Aoki, and M. Watanabe
Phys. Chem. Chem. Phys., 11, No.11, 1771-1779 (2009).
170
Polarization Properties of La0.6Sr0.4Co0.2Fe0.8O3-Based Double Layer-Type Oxygen Electrodes for Reversible SOFCs
Y. Tao, H. Nishino, S. Ashidate, H. Kokubo, M. Watanabe, and H. Uchida
Electrochim. Acta, 54, No.12, 3309-3315 (2009).
169
Effects of the Decomposition Pproducts of Sulfonated Polyimide and Nafion Membranes on the Degradation and Recovery of Electrode Performance in PEFCs
A. Kabasawa, J. Saito, K. Miyatake, H. Uchida, and M. Watanabe
Electrochim. Acta, 54, No.10, 2754-2760 (2009).
168
Identification and Quantification of Oxygen Species Adsorbed on Pt(111) Single-Crystal and Polycrystalline Pt Electrodes by Photoelectron Spectroscopy
M. Wakisaka, H. Suzuki, S. Mitsui, H. Uchida, and M. Watanabe
Langmuir, 25, No.4, 1897-1900 (2009).
167
Durability of a Novel Sulfonated Polyimide Membrane in Polymer Electrolyte Fuel Cell Operation
A. Kabasawa, J. Saito, H. Yano, K. Miyatake, H. Uchida, and M. Watanabe
Electrochim. Acta, 54, No.3, 1076-1082 (2009).

2008

166
Poly(arylene ether) Ionomers Containing Sulfofluorenyl Groups: Effect of Electron-withdrawing Groups on the Properties
T. Shimura, K. Miyatake, and M. Watanabe
Eur. Polym. J., 44, No.12, 4054-4062 (2008).
165
Influence of Decomposition Products from Perfluorosulfonic Acid Membrane on Fuel Cell Performance
A. Kabasawa, H. Uchida, and M. Watanabe
Electrochem. Solid-State Lett., 11 No. 10, B190-B192 (2008).
164
Temperature Dependence of Co-adsorption of Carbon Monoxide and Water on Highly Dispersed Pt/C and PtRu/C Electrodes Studied by In-Situ ATR-FTIRAS
M. Watanabe, T. Sato, K. Kunimatsu, and H. Uchida
Electrochim. Acta, 53, No. 23, 6928-6937 (2008).
163
Role of Terrace/Step Edge Sites in CO Adsorption/Oxidation on a Polycrystalline Pt Electrode Studied by In Situ ATR-FTIR Method
K. Kunimatsu, T. Sato, H. Uchida, and M. Watanabe
Electrochim. Acta, 53, No. 21, 6104-6110 (2008).
162
Temperature Dependence of Oxygen Reduction Activity at Carbon-Supported PtXCo (X ) 1, 2, and 3) Alloy Catalysts Prepared by the Nanocapsule Method
H. Yano, J. M. Song, H. Uchida, and M. Watanabe
J. Phys. Chem. C, 112, 8372-8380 (2008).
161
Performance of Pt-Fe/Mordenite Monolithic Catalysts for Preferential Oxidation of Carbon Monoxide in a Reformate Gas for PEFCs
N. Maeda, T. Matsushima, H. Uchida, H. Yamashita, and M.Watanabe
Appl. Catal. A, 341, No.1-2, 93-97 (2008).
160
Substituents Effect on the Properties of Sulfonated Polyimide Copolymers
K. Miyatake, T. Yasuda, and M. Watanabe
J. Polym. Sci. A: Polym. Chem., 46, No. 13, 4469-4478 (2008).
159
In Situ Analysis of Oxygen Partial Pressure at the Cathode Catalyst Layer/Membrane Interface During PEFC Operation
S. Takaichi, H. Uchida, and M. Watanabe
Electrochim. Acta, 53, No. 14, 4699-4705 (2008).
158
In Situ and Real-Time Visualisation of Oxygen Distribution in DMFC Using a Porphyrin Dye Compound
J. Inukai, K. Miyatake, Y. Ishigami, M. Watanabe, T. Hyakutake, H. Nishide, Y. Nagumo, M. Watanabe and A. Tanaka
Chem. Commun., 2008, No.15, 1750-1752 (2008).
157
Synthesis and Properties of Polyimide Ionomers Containing 1H-1,2,4-Triazole Groups
J. Saito, K. Miyatake, and M. Watanabe
Macromolecules, 41, 2415-2420 (2008).
156
Adsorption/Oxidation of CO on Highly Dispersed Pt Catalyst Studied by Combined Electrochemical and ATR-FTIRAS Methods: Oxidation of CO Adsorbed on Carbon-Supported Pt Catalyst and Unsupported Pt Black
K. Kunimatsu, T. Sato, H. Uchida, and M. Watanabe
Langmuir, 24, No.7, 3590 - 3601 (2008).
155
Direct Visualization of Oxygen Distribution in Operating Fuel Cells
J. Inukai, K. Miyatake, K. Takada, M. Watanabe, T. Hyakutake, H. Nishide, Y. Nagumo, M. Watanabe, M. Aoki, and H. Takano
Angew. Chem. Int. Ed., 47, No.15, 2792-2795 (2008).
154
Increased Oxygen Coverage at Pt-Fe Alloy Cathode for the Enhanced Oxygen Reduction Reaction Studied by EC-XPS
M. Wakisaka, H. Suzuki, S. Mitsui, H. Uchida, and M. Watanabe
J. Phys. Chem. C, 112, No. 7, 2750-2755 (2008).
153
Sulfonated Poly(arylene ether sulfone) Ionomers Containing Fluorenyl Groups for Fuel Cell Applications
B. Bae, K. Miyatake, and M. Watanabe
J. Membr. Sci, 310, No.1-2, 110-118 (2008).

2007

152
Gas Diffusion Electrodes Containing Sulfonated Polyether Ionomers for PEFCs
A. B. Beleke, K. Miyatake, H. Uchida, and M. Watanabe
Electrochim. Acta, 53, No. 4, 1972-1978 (2007).
151
Metal Separators Coated with Carbon/Resin Composite Layers for PEFCs
S. Kitta, H. Uchida, and M. Watanabe
Electrochim. Acta, 53, No. 4, 2025-2033 (2007).
150
Adsorption/Oxidation of CO on Highly Dispersed Pt Catalyst Studied by Combined Electrochemical and ATR-FTIRAS Methods: Part 1. ATR-FTIRAS Spectra of CO Adsorbed on Highly Dispersed Pt Catalyst on Carbon Black and Carbon Un-Supported Pt Black
T. Sato, K. Kunimatsu, H. Uchida, and M. Watanabe
Electrochim. Acta, 53, No. 3, 1266-1279 (2007).
149
Response of Specific Resistance Distribution in Electrolyte Membrane to Load Change at PEFC Operation
S. Takaichi, H. Uchida, and M. Watanabe
J. Electrochem. Soc., 154, No. 12, B1373-B1377 (2007).
148
Enhanced Proton Conduction in Polymer Electrolyte Membranes with Acid-Functionalized Polysilsesquioxane
K. Miyatake, T. Tombe, Y. Chikashige, H. Uchida, and M. Watanabe
Angew. Chem. Int. Ed., 46, No. 35, 6646-6649 (2007).
147
Distribution Profile of Hydrogen and Oxygen Permeating in Polymer Electrolyte Membrane Measured by Mixed Potential
S. Takaichi, H. Uchida, and M. Watanabe
Electrochem. Commun., 9, No. 8, 1975-1979 (2007).
146
Oxygen Reduction Activity of Carbon-Supported Pt-M (M = V, Ni, Cr, Co, and Fe) Alloys Prepared by Nanocapsule Method
H. Yano, M. Kataoka, H. Yamashita, H. Uchida, and M. Watanabe
Langmuir, 23, No. 11, 6438-6445 (2007).
145
Effects of Operating Potential and Temperature on Degradation of Electrocatalyst Layer for PEFCs
T. Yoda, H. Uchida, and M. Watanabe
Electrochim. Acta, 52, No. 19, 5997-6005 (2007).
144
Distribution Profile of Water and Suppression of Methanol Crossover in Sulfonated Polyimide Electrolyte Membrane for Direct Methanol Fuel Cells
E. Higuchi, N. Asano, K. Miyatake, H. Uchida, and M. Watanabe
Electrochim. Acta, 52, No. 16, 5272-5280 (2007).
143
Tuned Polymer Electrolyte Membranes Based on Aromatic Polyethers for Fuel Cell Applications
K. Miyatake, Y. Chikashige, E. Higuchi, and M. Watanabe
J. Am. Chem. Soc., 129, No. 13, 3879-3887 (2007).
142
New Metal Separators Coated with Carbon/Resin Composite Layers for PEFCs
S. Kitta, T. Okumoto, H. Uchida, and M. Watanabe
Electrochemistry, 75, No. 2, 213-216 (2007).
141
Temperature-Dependence of Direct Methanol Oxidation Rates at Various Platinum Alloy Electrodes
H. Uchida, K. Takeuchi, N. Wakabayashi, and M. Watanabe
Electrochemistry, 75, No. 2, 184-186 (2007).
140
Effect of Cross-Linking on Polyimide Ionomer Membranes
K. Miyatake, N. Asano, T. Tombe, and M. Watanabe
Electrochemistry, 75, No. 2, 122-125 (2007).
139
Nano-Sized Ni Particles on Hollow Alumina Ball: Catalysts for Hydrogen Production
M. Watanabe, H. Yamashita, X. Chen, J. Yamanaka, M. Kotobuki, H. Suzuki, and H. Uchida
Appl. Catal. B, 71, No. 3-4, 237-245 (2007).
138
Synthesis and Properties of a Polyimide Containing Pendant Sulfophenoxy Groups
K. Miyatake, T. Yasuda, M. Hirai, M. Nanasawa, and M. Watanabe
J. Polym. Sci. A: Polym. Chem., 45, 157-163 (2007).

2006

137
Emerging Membrane Materials for High Temperature Polymer Electrolyte Fuel Cells: Durable Hydrocarbon Ionomers
K. Miyatake, and M. Watanabe
J. Mater. Chem., 16, No. 46, 4465-4467 (2006).
136
Electronic Structures of Pt-Co and Pt-Ru Alloys for CO-Tolerant Anode Catalysts in Polymer Electrolyte Fuel Cells Studied by EC-XPS
M. Wakisaka, S. Mitsui, Y. Hirose, K. Kawashima, H. Uchida, and M. Watanabe
J. Phys. Chem. B, 110, No. 46, 23489-23496 (2006).
135
Temperature Dependence of CO-Tolerant Hydrogen Oxidation Reaction Activity at Pt, Pt-Co, and Pt-Ru Electrodes
H. Uchida, K. Izumi, and M. Watanabe
J. Phys. Chem. B, 110, No. 43, 21924-21930 (2006).
134
Particle-Size Effect of Nanoscale Platinum Catalysts in Oxygen Reduction Reaction: an Electrochemical and 195Pt EC-NMR Study
H. Yano, J. Inukai, H. Uchida, M. Watanabe, P. K. Babu, T. Kobayashi, J. H. Chung, E. Oldfield, and A. Wieckowski
Phys. Chem. Chem. Phys., 8, No. 42, 4932-4939 (2006).
133
Synthesis of Novel 4,4'-Benzidine Derivatives with Sulfonic Acid Groups
M. Nanasawa, S. Yamashita, M. Hirai, K. Miyatake, and M. Watanabe
Org. Prep. Proc. Int., 38, No. 3, 341-344 (2006).
132
Durability of Novel Sulfonated Poly(arylene ether) Membrane in PEFC Operation
M. Aoki, Y. Chikashige, K. Miyatake, H. Uchida, and M. Watanabe
Electrochem. Commun., 8, No. 9, 1412-1416 (2006).
131
Decomposition Mechanism of Perfluorosulfonic Acid Electrolyte in Polymer Electrolyte Fuel Cells
M. Aoki, H. Uchida, and M. Watanabe
Electrochem. Commun., 8, No. 9, 1509-1513 (2006).
130
Branched and Cross-Linked Proton Conductive Poly(arylene ether sulfone) Ionomers: Synthesis and Properties
Y. Chikashige, Y. Chikyu, K. Miyatake, and M. Watanabe
Macromol. Chem. Phys., 207, 1334-1343 (2006).
129
Temperature Dependence of Oxygen Reduction Activity at Nafion-Coated Bulk Pt and Pt/Carbon Black Catalysts
H. Yano, E. Higuchi, H. Uchida, and M. Watanabe
J. Phys. Chem. B, 110, No. 33, 16544-16549 (2006).
128
Gas Diffusion Electrodes for Polymer Electrolyte Fuel Cell Using Sulfonated Polyimide
E. Higuchi, K. Okamoto, K. Miyatake, H. Uchida, and M. Watanabe
Res. Chem. Intermed., 32, No. 5-6, 533-542 (2006).
127
Electron Tomography of Nafion Ionomer Coated on Pt/Carbon Black in High Utilization Electrode for PEFCs
H. Uchida, J. M. Song, S. Suzuki, E. Nakazawa, N. Baba, and M. Watanabe
J. Phys. Chem. B, 110, No. 27, 13319-13321 (2006).
126
High Catalytic Performance of Pt-Fe Alloy Nanoparticles Supported in Mordenite Pores for Preferential CO Oxidation in H2-Rich Gas
M. Kotobuki, A. Watanabe, H. Uchida, H. Yamashita, and M. Watanabe
Appl. Catal. A, 307, No. 2, 275-283 (2006).
125
Preparation of High Catalyst Utilization Electrodes for Polymer Electrolyte Fuel Cells
J. M. Song, S. Suzuki, H. Uchida, and M. Watanabe
Langmuir, 22, No. 14, 6422-6428 (2006).
124
Investigation of Direct Methanol Fuel Cell Performance of Sulfonated Polyimide Membrane
J. M. Song, K. Miyatake, H. Uchida, and M. Watanabe
Electrochim. Acta, 51, No. 21, 4497-4504 (2006).
123
Durability of Sulfonated Polyimide Membrane Evaluated by Long-Term Polymer Electrolyte Fuell Cell Operation
M. Aoki, N. Asano, K. Miyatake, H. Uchida, M. Watanabe
J. Electrochem. Soc., 153, No. 6, A1154-1158 (2006).
122
Synthesis and Properties of Polyimides Bearing Acid Groups on Long Pendant Aliphatic Chains
T. Yasuda, Y. Li, K. Miyatake, M. Hirai, M. Nanasawa, and M. Watanabe
J. Polym. Sci. Part A: Polym. Chem., 44, 3995-4005 (2006).
121
Preparation of Highly Dispersed SiO2 and Pt Particles in Nafion112 for Self-Humidifying Electrolyte Membranes in Fuel Cells
H. Hagihara, H. Uchida, and M. Watanabe
Electrochim. Acta, 51, No. 19, 3979-3985 (2006).
120
Polarization Behavior of SDC Cathode with Highly Dispersed Ni Catalysts for Solid Oxide Electrolysis Cells
N. Osada, H. Uchida, and M. Watanabe
J. Electrochem. Soc., 153, No. 5, A816-820 (2006).
119
Sulfonated Block Polyimide Copolymers as a Proton-Conductive Membrane
N. Asano, K. Miyatake, and M. Watanabe
J. Polym. Sci. Part A: Polym. Chem., 44, 2744-2748 (2006).
118
In Situ Infrared Spectroscopic and Electrochemical Study of Hydrogen Electro-Oxidation on Pt Electrode in Sulfuric Acid
K. Kunimatsu, H. Uchida, M. Osawa, and M. Watanabe
J. Electroanal. Chem., 587, No. 2, 299-307 (2006).
117
Aliphatic/Aromatic Polymide Ionomers as a Proton Conductive Membrane for Fuel Cell Applications
N. Asano, M. Aoki, S. Suzuki, K. Miyatake, H. Uchida, and M. Watanabe
J. Am. Chem. Soc., 128, 1762-1769 (2006).
116
Interaction of Samaria-Doped Ceria Anode with Highly Dispersed Ni Catalysts in a Medium-Temperature Solid Oxide Fuel Cell during Long-Term Operation
S. Suzuki, H. Uchida, and M. Watanabe
Solid State Ionics, 177, No. 3-4, 359-365 (2006).

2005

115
Reaction Mechanism of Preferential Oxidation of Carbon Monoxide on Pt, Fe, and Pt.Fe/ Mordenite Catalysts
M. Kotobuki, A. Watanabe, H. Uchida, H. Yamashita, and M. Watanabe
J. Catal., 236, 262-269 (2005).
114
Novel Aromatic Polymer Electrolyte with Comb-like Structure: Synthesis and Properties
Y. Li, T. Yasuda, K. Miyatake, and M. Watanabe
Macromol. Chem. Phys., 206, 2390-2395 (2005).
113
Novel Evaluation Method for Degradation Rate of Polymer Electrolytes in Fuel Cells
M. Aoki, H. Uchida, and M. Watanabe
Electrochem. Commun., 7, No. 12, 1434-1438 (2005).
112
XAFS Characterization of Pt-Fe/zeolite Catalysts for Preferential Oxidation of CO in Hydrogen Fuel Gases
M. Kotobuki, T. Shido, M. Tada, H. Uchida, H. Yamashita, Y. Iwasawa, and M. Watanabe
Catalysis Letters, 103, 263-269 (2005).
111
Synthesis and Properties of Ployimide Ionomers Containing Sulfoalkoxy and Fluorenyl Groups
T. Yasuda, K. Miyatake, M. Hirai, M. Nanasawa and M. Watanabe
J. Polym. Sci. A: Polym. Chem., 43, 4439-4445 (2005).
110
Effect of Loading Level in Platinum-Dispersed Carbon Black Electrocatalysts on Oxygen Reduction Activity Evaluated by Rotating Disk Electrode
E. Higuchi, H. Uchida, and M. Watanabe
J. Electroanal. Chem., 583, No. 1, 69-76 (2005).
109
Poly(arylene ether) Ionomers Containing Sulfofluorenyl Groups for Fuel Cell Applications
Y. Chikashige, Y. Chikyu, K. Miyatake and M. Watanabe
Macromolecules, 38, 7121-7126 (2005).
108
Application of Sulfonated Polyimide Membranes to Direct Methanol Fuel Cells
J. M. Song, N. Asano, K. Miyatake, H. Uchida, and M. Watanabe
Chemistry Letters, 34, No. 7, 996-997 (2005).
107
Development of Pt/ZSM-5 Catalyst with High CO Selectivity for Preferential Oxidation of Carbon Monoxide in a Reformed Gas
M. Kotobuki, A. Watanabe, H. Uchida, H. Yamashita, and M. Waranabe
Chemistry Letters, 34, No. 6, 866-867 (2005).
106
Polyimide Electrolyte Membranes Having Fluorenyl and Sulfopropoxy Groups for High Temperature PEFCs
H. Zhou, K. Miyatake, and M. Watanabe
Fuel Cells, 5, No. 2, 296-301 (2005).
105
Structures of CO Adlayer on Pt(100) Electrode in HClO4 Solution Studied by In Situ STM
M. Wakisaka, T. Ohkanda, T. Yoneyama, H. Uchida and M. Watanabe
Chem. Commun., 2005, No. 21, 2710-2712 (2005).
104
Gas Diffusion Electrodes for Polymer Electrolyte Fuel Cells Using Novel Organic/ Inorganic Hybrid Electrolytes: Effect of Carbon Black Addition in the Catalyst Layer
O. Nishikawa, K. Doyama, K. Miyatake, H. Uchida, and M. Watanabe
Electrochim. Acta, 50, No. 13, 2719-2723 (2005).
103
Synthesis and Properties of Novel Sulfonated Poly(phenylene ether)
K. Miyatake, H. Zhou, and M. Watanabe
J. Polym. Sci. A: Polym. Chem., 43, No. 8, 1741-1744 (2005).
102
Temperature Dependence of Oxygen Reduction Activity at Pt-Fe, Pt-Co, and Pt-Ni Alloy Electrodes
N. Wakabayashi, M. Takeichi, H. Uchida, and M. Watanabe
J. Phys. Chem. B, 109, No. 12, 5836-5841 (2005).
101
Effect of Wet-Proofing Treatment of Carbon Backing Layer in Gas Diffusion Electrodes on the PEFC Performance
J. M. Song, H. Uchida, and M. Watanabe
Electrochemistry, 73, No. 3, 189-193 (2005).
100
Microstructural Analyses of Ceria-Based Anode with Highly Dispersed Ni Electrocatalysts for Medium-Temperature Solid Oxide Fuel Cells
S. Suzuki, H. Uchida, and M. Watanabe
Electrochemistry, 73, No. 2, 128-134 (2005).
99
Recent Progress in Proton Conducting Membranes for PEFCs
K. Miyatake, M. Watanabe
Electrochemistry, 73, No. 1, 12-19 (2005).
98
Temperature-Dependence of Oxygen Reduction Activity at a Platinum Electrode in an Acidic Electrolyte Solution Investigated with a Channel Flow Double Electrode
N. Wakabayashi, M. Takeichi, M. Itagaki, H. Uchida, and M. Watanabe
J. Electroanal. Chem., 574, No. 2, 339-346 (2005).

2004

97
High-Performance Electrode for Steam Electrolysis: Mixed Conducting Ceria-Based Cathode with Highly-Dispersed Ni Electrocatalysts
H. Uchida, N. Osada, and M. Watanabe
Electrochem. Solid-State Lett., 7, No. 12, A500-A502 (2004).
96
Characterization of Methoxy Fuels for Direct Oxidation-Type Fuel Cell
N. Wakabayashi, K. Takeuchi, H. Uchida, and M. Watanabe
J. Electrochem. Soc., 151, No. 10, A1636-A1640 (2004).
95
Preparation of the Electrode for High Temperature PEFCs Using Novel Polymer Electrolytes Based on Organic/inorganic Nanohybrids
O. Nishikawa, T. Sugimoto, S. Nomura, K. Doyama, K. Miyatake, H. Uchida, and M. Watanabe
Electrochim. Acta, 50, No. 2-3, 663-672 (2004).
94
Hydrolytically Stable Polyimide Ionomer for Fuel Cell Applications
N. Asano, K. Miyatake, and M. Watanabe
Chem. Mater., 16, No. 15, 2841-2843 (2004).
93
Proton Conductive Polyimide Electrolytes Containing Trifluoromethyl Groups
K. Miyatake, H. Zhou, T. Matsuo, H. Uchida, and M. Watanabe
Macromolecules, 37, No. 13, 4961-4966 (2004).
92
Proton Conductive Polyimide Electrolytes Containing Fluorenyl Groups
K. Miyatake, H. Zhou, and M. Watanabe
Macromolecules, 37, No. 13, 4956-4960 (2004).
91
Gas Diffusion Electrodes for Polymer Electrolyte Fuel Cells Using Borosiloxane Electrolytes
E. Higuchi, H. Uchida, T. Fujinami, and M. Watanabe
Solid State Ionics, 171, No. 1-2, 45-49 (2004).
90
Gas Diffusion Electrodes for Polymer Electrolyte Fuel Cells Using Novel Organic/Inorganic Hybrid Electrolytes
O. Nishikawa, K. Doyama, K. Miyatake, H. Uchida, and M. Watanabe
Electrochemistry, 72, No. 4, 232-237 (2004).
89
In-Situ ATR-FTIR Spectroscopic Study of Electro-oxidation of Methanol and Adsorbed CO at Pt-Ru Alloy
T. Yajima, H. Uchida, and M. Watanabe
J. Phys. Chem. B, 108, No. 8, 2654-2659 (2004).

2003

88
Novel Sulfonated Poly(arylene ether): A Proton Conductive Polymer Electrolyte Designed for Fuel Cells
K. Miyatake, Y. Chikashige, and M. Watanabe
Macromolecules, 36, No. 26, 9691-9693 (2003).
87
Synthesis and Properties of Novel Sulfonated Polyimides Containing 1,5-Naphthylene Moieties
K. Miyatake, N. Asano, and M. Watanabe
J. Polym. Sci., A.: Polym. Chem., 41, No. 24, 3901-3907 (2003).
86
Hydrogen Purification for Fuel Cells: Selective Oxidation of Carbon Monoxide on Pt-Fe/Zeolite Catalysts
M. Watanabe, H. Uchida, K. Ohkubo, and H. Igarashi
Applied Catalysis B: Environmental, 46, No. 3, 595-600 (2003).
85
High Performance Electrode for Medium-Temperature Solid Oxide Fuel Cells - Mixed Conducting Ceria-Based Anode with Highly-Dispersed Ni Electrocatalysts
H. Uchida, S. Suzuki, and M. Watanabe
Electrochem. Solid-State Lett., 6, No. 9, A174-A177 (2003).
84
Adsorbed Water for the Electro-oxidation of Methanol at Pt-Ru Alloy
T. Yajima, N. Wakabayashi, H. Uchida, and M. Watanabe
Chem. Commun., 2003 , No. 7, 828-829 (2003).
83
Highly Proton Conductive Polyimide Electrolytes Containing Fluorenyl Groups
K. Miyatake, H. Zhou, H. Uchida, and M. Watanabe
Chem. Commun., 2003, No. 3, 368-369 (2003).
82
Self-Humidifying Electrolyte Membranes for Fuel Cells - Preparation of Highly Dispersed TiO2 Particles in Nafion 112
H. Uchida, Y. Ueno, H. Hagihara, and M. Watanabe
J. Electrochem. Soc., 150, No. 1, A57-A62 (2003).

2002

81
Temperature-Dependence of Methanol Oxidation Rates at PtRu and Pt Electrodes
N. Wakabayashi, H. Uchida, and M. Watanabe
Electrochem. Solid-State Lett., 5, No. 11, E62-E65 (2002).
80
Proton Conducting Boroshiloxane Solid Electrolytes and Their Composites with Nafion
H. Suzuki, Y. Yoshida, M. A. Mehta, M. Watanebe, and T. Fujinami
Fuel Cells, 2, No. 1, 46-51 (2002).
79
Properties of ab-PBI Membranes for Fuel Cells
H. Uchida, Y. Yamada, N. Asano,M. Watanabe, and M. Litt
Electrochemistry, 70, No. 12, 943-945 (2002).
78
Electrochemical Quartz Crystal Microbalance Analysis of CO-Tolerance at Pt-Fe Alloy Electrodes
H. Uchida, H. Ozuka, and M. Watanabe
Electrochim. Acta, 47 , No. 22-23, 3629-3636 (2002).
77
Suppression of Methanol Crossover and Distribution of Ohmic Resistance in Pt-Dispersed PEMs under DMFC Operation - Experimental Analyses
H. Uchida, Y. Mizuno, and M. Watanabe
J. Electrochem. Soc., 149, No. 6, A682-A687 (2002).
76
High Performance Electrode for Medium-Temperature Solid Oxide Fuel Cells - Control of Microstructure of La(Sr)CoO3 Cathode with Highly Dispersed Pt Electrocatalysts
H. Uchida, S. Arisaka, and M. Watanabe
J. Electrochem. Soc., 149, No. 2, A13-A18 (2002).
75
In situ STM Imaging of Surface Dissolution and Rearrangement of a PtFe Alloy Electrocatalyst in Electrolyte Solution
L-J. Wan, T. Moriyama, M. Ito, H. Uchida and M. Watanabe
Chem. Commun., 2002, No. 1, 58-59 (2002).

2001

74
Interaction of Samaria-Doped Ceria Anode with Highly Dispersed Ni Catalysts in a Medium-Temperature Solid Oxide Fuel Cell during Long-Term Operation
H. Igarashi, H. Uchida and M. Watanabe
Studies in Surface Science and Catalysis, 132, 953-958 (2001).
73
Synthesis and Properties of Poly(arylene ether)s Bearing Sulfonic Acid Groups on Pendant Phenyl Groups
K. Miyatake and A. S. Hay
J. Polym. Sci. A: Polym. Chem., 39, 3211-3217 (2001).
72
Synthesis and Properties of Novel Sulfonated Arylene Ether / Fluorinated Alkane Copolymers
K. Miyatake, K. Oyaizu, E. Tsuchida and A. S. Hay
Macromolecules, 34, 2065-2071 (2001).
71
Analyses of the Preferential Oxidation of Carbon Monoxide in Hydrogen-Rich Gas over Noble Metal Catalysts Supported on Mordenite
H. Igarashi, H. Uchida, and M. Watanabe
Studies in Surface and Catalysis, 132, 953-958 (2001).
70
CO Tolerance of Pt Alloy Electrocatalysts for Polymer Electrolyte Fuel Cells and the CO Detoxification Mechanism
H. Igarashi, T. Fujino, Y. Zhu, H. Uchida, and M. Watanabe
Phys. Chem. Chem. Phys., 3, No. 3, 306-314 (2001).
69
Attenuated Total Reflection-Fourier Transform Infrared Study of Methanol Oxidation on Sputtered Pt Film Electrode
Y. Zhu, H. Uchida, T. Yajima, and M. Watanabe,
Langmuir, 17, No. 1, 146-154 (2001).

2000

68
High-Performance Electrode for Medium-Temperature Solid Oxide Fuel Cells - Activation of La(Sr)CoO3 Cathode with Highly Dispersed Pt Metal Electrocatalysts
H. Uchida, S. Arisaka, and M. Watanabe,
Solid State Ionics, 135, No. 1-4, 347-351 (2000).
67
In situ STM Obsevation with Atomic Resolution on Platinum Film Electrodes Formed by a Sputtering Method
S. L. Yau, T. Moriyama, H. Uchida, and M. Watanabe,
Chem. Commun., 2000, No. 22, 2279-2280 (2000).
66
Effect of Polymer Electrolyte Membrane's Property on Fuel Cell Performances
M. Watanabe, H. Uchida, and H. Igarashi
Macromolecular Symposia, 156, 223-230 (2000).
65
Suppression of Methanol Crossover in Pt-Dispersed Polymer Electrolyte Membrane for Direct Methanol Fuel Cells
H. Uchida, Y. Mizuno, and M. Watanabe
Chem. Lett., No. 11, 1268-1269 (2000).
64
Mordenite-Supported Noble Metal Catalysts for Selective Oxidation of Carbon Monoxide in a Reformed Gas
H. Igarashi, H. Uchida, and M. Watanabe
Chem. Lett., No. 11, 1262-1263 (2000).
63
Mechanism of CO Tolerance at Pt-Alloy Anode Catalysts for Polymer Electrolyte Fuel Cells
M. Watanabe, Y. Zhu, H. Igarashi, and H. Uchida
Electrochemistry., 68, No. 4, 244-251 (2000).
62
Oxidation of CO on Pt-Fe Alloy Electrode Studied by Surface Enhanced Reflection Absorption Spectroscopy
M. Watanabe, Y. Zhu, and H. Uchida
J. Phys. Chem. B, 104, No. 8, 1762-1768 (2000).

1999

61
Oxidation of Carbon Monoxide at a Platinum Film Electrode Studied by FTIR Spectroscopy with Attenuated Total Reflection Technique
Y. Zhu, H. Uchida, and M. Watanabe
Langmuir, 15, No. 25, 8757-8764 (1999).
60
Design of CO Tolerant Anode Catalysts for Polymer Electrolyte Fuel Cells
M. Watanabe, H. Igarashi, andT. Fujino
Electrochemistry, 67, No. 12, 1194-1196 (1999).
59
Enhancement of the Electroreduction of Oxygen on Pt Alloys with Fe, Ni and Co
T. Toda, H. Igarashi, H. Uchida, and M. Watanabe
J. Electrochem. Soc., 146, No. 10, 3750-3756 (1999).
58
High-Performance Electrode for Medium-Temperature Solid Oxide Fuel Cells - La(Sr)CoO3 Cathode with Ceria Interlayer on Zirconia Electrolyte
H. Uchida, S. Arisaka, and M. Watanabe,
Electrochem. Solid-State Lett., 2, No. 9, 428-430 (1999).
57
High-Performance Electrode for Medium-Temperature Solid Oxide Fuel Cells - Control of Microstructure of Ceria-Based Anodes with Highly Dispersed Ruthenium Electrocatalysts
H. Uchida, T. Osuga, and M. Watanabe,
J. Electrochem. Soc., 146, No. 5, 1677-1682 (1999).
56
Effects of Ionic Conductivity of Zirconia Electrolytes on the Polarization Behavior of Various Cathodes in Solid Oxide Fuel Cells
H. Uchida, M. Yoshida, and M. Watanabe
J. Electrochem. Soc., 146, No. 1, 1-7 (1999).
55
Enhancement of the Electrocatalytic O2 Reduction on Pt-Fe Alloys
T. Toda, H. Igarashi, and M. Watanabe
J. Electroanal. Chem., 460, No. 1-2, 258-263(1999).

1998

54
Role of Electronic Property of Pt and Pt-Alloy on Electrocatalytic Reduction of Oxygen
T. Toda, H. Igarashi, and M. Watanabe
J. Electrochem. Soc., 145, No. 12, 4185-4188 (1998).
53
Electrochemical Quartz Crystal Microbalance Study of Copper Ad-atoms on Au(111) Electrodes in Solutions of Perchloric and Sulfuric Acid
H. Uchida, M. Hiei, and M. Watanabe
J. Electroanal. Chem., 452, No. 1, 97-106 (1998).
52
Photocatalytic Degradation of Trichlorobenzene Using Immobilized TiO2 Films Containing Poly(tetrafluoroethylene) and Platinum Metal Catalyst
H. Uchida, S. Katoh, and M. Watanabe
Electrochim. Acta, 43, No. 14-15, 2111-2116 (1998).
51
Polymer Electrolyte Membranes Incorporated with Nanometer-Size Particles of Pt and/or Metal-Oxides, Experimental Analysis of Self-Humidification and Suppression of Gas-Crossover in Fuel Cells
M. Watanabe, H. Uchida, and M. Emori
J. Phys. Chem. B, 102, No. 17, 3129-3137 (1998).
50
Analyses of Self-Humidification and Suppression of Gas-Crossover in Pt-Dispersed Polymer Electrolyte Membranes for Fuel Cells
M. Watanabe, H. Uchida, and M. Emori
J. Electrochem. Soc., 145, No. 4, 1137-1141 (1998).
49
High Performance Electrode for Medium Temperature Solid Oxide Fuel Cells - Effect of Composition and Microstructures on Performance of Ceria-Based Anodes
H. Uchida, H. Suzuki, and M. Watanabe,
J. Electrochem. Soc., 145, No. 2, 615-620 (1998).

1997

48
Removal of Carbon Monoxide from Hydrogen-rich Fuels by Selective Oxidation over Platinum Catalyst Supported on Zeolite
H. Igarashi, H. Uchida, M. Suzuki, Y. Sasaki, and M. Watanabe,
Appl. Catalysis A, 159, 159-169 (1997).
47
Evaluation of the Performance Degradation at Phosphoric Acid Fuel Cells, Dealloying Process of Pt-Co-Ni Electrocatalysts
N. Nakajima, H. Miyoshi, K. Nishizaki, T. Kitai, H. Uchida, and M. Watanabe,
Denki Kagaku, 65, No. 10, 876-877 (1997).
46
Electrochemical Quartz Crystal Microbalance Study of Halide Adsorption and Concomitant Change of Surface Excess of Water on Highly Ordered Au(111)
H-W. Lei, H. Uchida, and M. Watanabe,
Langmuir, 13, No. 13, 3523-3528 (1997).
45
Effects of Ionic Conductivity of Zirconia Electrolytes on the Polarization Behavior of Ceria-Based Anodes in Solid Oxide Fuel Cells
M. Watanabe, H. Uchida, and M. Yoshida,
J. Electrochem. Soc., 144, No. 5, 1739-1743 (1997).
44
Electrochemical Quartz Crystal Microbalance Study of Copper Ad-atoms on Gold Electrodes. Part II. Further Discussion on the Specific Adsorption of Anions from Solutions of Perchloric and Sulfuric Acid
H. Uchida, N. Ikeda, and M. Watanabe,
J. Electroanal. Chem., 424, 5-12 (1997).
43
Direct Methanol Oxidation on Platinum Electrodes with Ruthenium Adatoms in Hot Phosphoric Acid
M. Watanabe, Y. Genjima, and K. Turumi
J. Electrochem. Soc., 144, No. 2, 423-428(1997).

1996

42
Self-Humidifying Polymer Electrolyte Membranes for Fuel Cells
M. Watanabe, H. Uchida, Y. Seki, M. Emori, and P. Stonehart
J. Electrochem. Soc., 143, No. 12, 3847-3852 (1996).
41
Electrochemical Quartz Crystal Microbalance Study of Adsorption of Iodide Anion on Highly Ordered Au(111)
H-W. Lei, H. Uchida, and M. Watanabe
J. Electroanal. Chem., 413, 131-136 (1996).
40
An Advanced Gas-Diffusion Electrode for High Performance Phosphoric Acid Fuel Cells
N. Hara, K. Tsurumi, and M. Watanabe
J. Electroanal. Chem., 413, 81-88 (1996).
39
High Performance Electrode for Medium Temperature Operating Solid Oxide Fuel Cells. Activation of La(Sr)MnO3Cathode with Highly Dispersed Pt Microcrystals
H. Uchida, A. Tsuno, and M. Watanabe
Denki Kagaku, 64, No. 6, 686-687 (1996).
38
Electrochemical Oxidation of Methanol on Platinum Electrodes with Ruthenium Ad-atoms in Hot Phosphoric Acid
M. Watanabe, Y. Genjima, and K. Turumi
Denki Kagaku, 64, No. 6, 462-463 (1996).
37
Electrochemical Evaluation of Fill-level with Electrolyte in Gas Diffusion Electrodes at Phosphoric Acid Fuel Cells
M. Watanabe, H. Uchida, H. Hiratsuka, T. Kitai, K. Nishizaki, N. Nakajima, and H. Miyoshi
Denki Kagaku, 64, No. 6, 460-461 (1996).
36
High-Performance Electrode for Medium-Temperature Operating Solid Oxide Fuel Cells. Polarization Property of Ceria-Based Anode with Highly Dispersed Ruthenium Catalysts in (H2+CO2+H2O)Gas
H. Uchida, N. Mochizuki, and M. Watanabe
J. Electrochem. Soc., 143, No. 5, 1700-1704(1996).
35
Experimental Analysis of Water Behavior in Nafion Electrolyte Under Fuel Cell Operation
M. Watanabe, H. Igarashi, H. Uchida, F. Hirasawa
J. Electroanal. Chem.,399, 239-241 (1996).

1995

34
Hydrogen Electro-oxidation on Platinum Catalysts in the Presence of Trace Carbon Monoxide
H. Igarashi, T. Fujino, and M. Watanabe
J. Electroanal. Chem., 391, 119-123 (1995).
33
High Efficiency Electrochemical Reduction of Carbon Dioxide under High Pressure on a Gas Diffusion Electrode Containing Pt Catalysts
K. Hara, A. Kudo, T. Sakata, and M. Watanabe
J. Electrochem. Soc., 142, No. 4, L57-L59(1995).
32
In-situ Kinetic Studies on Direct Fluorination of Thin Polyethylene Films with QCM
N. Hara, H. Fukumoto, and M. Watanabe
Bull. Chem. Soc. Jpn., 68, No. 4, 1232-1238(1995).
31
Photocatalytic Decomposition of Trichlorobenzene Using TiO2 Supported on Nickel-Poly(tetrafluoroethylene) Composite Plate
H. Uchida, S. Katoh, and M. Watanabe
Chemistry Letters, No. 4, 261-262(1995).
30
Electrochemical Quartz Crystal Microbalance Study of Silver Ad-atoms on Highly Ordered Au(111) Electrodes in Sulfuric Acid
H. Uchida, M. Miura, and M. Watanabe
J. Electroanal. Chem., 386, No. 1-2, 261-265 (1995).
29
Effects of Ionic Conductivities of Zirconia Electrolytes on Polarization Properties of Platinum Anodes in Solid Oxide Fuel Cells
H. Uchida, M. Yoshida, and M. Watanabe
J. Phys. Chem., 99, No. 10, 3282-3287(1995).
28
An Experimental Prediction of the Preparation Condition of Nafion-Coated Catalyst Layers for PEFCs
M. Watanabe, H. Igarashi, and K. Yoshioka
Electrochim. Acta, 40, No. 3, 329-334 (1995).
27
Electrochemical Quartz Crystal Microbalance Study of Copper Ad-atoms on Highly Ordered Au(111) Electrodes in Sulfuric Acid
M. Watanabe, H. Uchida, M. Miura, and N. Ikeda
J. Electroanal. Chem., 384, 191-195 (1995).
26
Electrochemical Quartz Crystal Microbalance Study of Copper Ad-atoms on Gold and Platinum Electrodes. Part I. Adsorption of Anions in Sulfuric Acid
M. Watanabe, H. Uchida, and N. Ikeda
J. Electroanal. Chem., 380, 255-260 (1995).
25
Pt Catalyst Supported on Zeolite for Selective Oxidation of CO in Reformed Gases
M. Watanabe, H. Uchida, H. Igarashi, and M. Suzuki
Chemistry Letters, No. 1, 21-22 (1995).

1994

24
Activity and Stability of Ordered and Disordered Co-Pt Alloys for Phosphoric Acid Fuel Cell
M. Watanabe, K. Tsurumi, T. Mizukami, T, Nakamura, and P. Stonehart
J. Electrochem. Soc., 141, No. 10, 2659-2668 (1994).
23
Design of Electrocatalyst for CO2 Reduction. V. Effect of Microcrystalline Structures of Cu-Sn and Cu-Zn Alloys on the Electrocatalysis of CO2 Reduction
A. Katoh, H. Uchida, M. Shibata, and M. Watanabe
J. Electrochem. Soc., 141, No. 8, 2054-2058 (1994).
22
An Effect of Proton Conductivity in Electrolyte Membranes on Cathode Performances at Polymer Electrolyte Fuel Cells
M. Watanabe, K. Sakairi, and M. Inoue
J. Electroanal. Chem., 375, 415-418 (1994).
21
Noble Metal Catalysts Highly-dispersed on Sm-Doped Ceria For the Application to Internal Reforming Solid Oxide Fuel Cells Operated at Medium Temperature
M. J. Saeki, H. Uchida, and M. Watanabe
Catalysis Letters, 26, 149-157 (1994).
20
High Performance Catalyzed-reaction Layer for Medium Temperature Operating Solid Oxide Fuel Cells
M. Watanabe, H. Uchida, M. Shibata, N. Mochizuki, and K. Amikura
J. Electrochem. Soc., 141, No. 2, 342-346 (1994).

1993

19
Management of the Water Content in Polymer Electrolyte Membranes with Porous Fiber Wicks
M. Watanabe, Y. Satoh, and C. Shimura
J. Electrochem. Soc., 140, No. 11, 3190-3193 (1993).
18
Effect of the Microcrystallite Structures of Cu-Sn and Cu-Zn Alloys on Electroreduction of CO2
A. Katoh, M. Shibata, and M. Watanabe
Denki Kagaku, 61, No. 7, 805-806 (1993).
17
Selective Oxidation of the Aldehyde Functional Group in the Glycolaldehyde Molecule at Pt Electrodes Modified by Sb Ad-atoms
M. Shibata, N. Furuya, and M. Watanabe
J. Electroanal. Chem., 344, 389-393 (1993).

1991

16
Reduction of Horse Heart Ferricytochrome c at Platinum and Gold Electrodes Modified by Various Ad-atoms
M. Shibata, K. Nakamura, N. Furuya, and M. Watanabe
J. Electroanal. Chem., 314, 179-190 (1991).
15
Design of Alloy Electrocatalysts for CO2 Reduction III. The Selective and Reversible Reduction of CO2 at Cu Alloy Electrodes
M. Watanabe, M. Shibata, A. Katoh, M. Azuma, and T. Sakata
J. Electrochem. Soc., 138, No.11, 3382-3389 (1991).
14
A New Wet-Proof Technique of Gas-Diffusion Electrodes
M. Watanabe, C. Shimura, K. Tsurumi, and N. Hara
Chemistry Letters, 1113-1116 (1991).
13
Design of Alloy Electrocatalysts for CO2 Reduction - Improved Energy Efficiency, Selectivity, and Raccoon Rate for the CO2 Electroreduction on Cu Alloy Electrodes
M. Watanabe, M. Shibata , A. Katoh, T. Sakata, and M. Azuma
J. Electroanal. Chem., 305, 319-328 (1991).
12
Design of Alloy Electrocatalysts for CO2 Reduction (I) The Selective and Reversible Reduction of CO2 at Cu-Ni Alloy Electrodes
M. Watanabe, M. Shibata, A. Katoh, M. Azuma, and T. Sakata
Denki Kagaku, 59, 508-516 (1991).

1990

11
Electrochemical Reduction of Carbon Dioxide to Higher Hydrocarbons in a KHCO3Aqueous Solution
M. Azuma, K. Hashimoto, M. Watanabe, and T. Sakata
J. Electroanal. Chem., 294, 299-303 (1990).
10
Electrochemical Reduction of Carbon Dioxide on Various Metal Electrodes in Low-Temperature Aqueous KHCO3 Media
M. Azuma, K. Hashimoto, M. Hiramoto, M. Watanabe, and T. Sakata
J. Electrochem. Soc., 137, 1772-1778 (1990).
9
The Use of Thin Films of Sulfonated Fluoro-polymers for Improvements in the Activity and Durability of Pt Electrocatalysts for Methanol Electrooxidation
M. Watanabe, T. Takahashi, and H. Kita
J. Electroanal. Chem., 284, 511-515 (1990).

1989

8
High Platinum Electrocatalyst Utilizations for Direct Methanol Oxidation
M. Watanabe, S. Saegusa, and P. Stonehart
J. Electroanal. Chem., 271, 213-220 (1989).
7
Influence of the Carbon Backing Paper on Oxygen Reduction Parameters in Phosphoric Acid Fuel Cell Electrodes
M. Watanabe, P. Stonehart, M. Inoue, H. Fukui, and K. Miwa
Chemistry Letters, 1441-1444 (1989).
6
Electrocatalysis by Ad-atoms Part XXV. Electrocatalytic Effects on the Elementary Steps in Ethanol Oxidation by Non-oxygen-adsorbing Ad-atoms
M. Shibata, N. Furuya, and M. Watanabe
J. Electroanal. Chem., 267, 163-170 (1989).
5
Control of Micropore Structures of Porous Oxide Plaques for Molten Carbonate Fuel Cells by a Slurry Sintering Method (II)
M. Watanabe, M. Takao, and Y. Namikawa
Denki Kagaku, 57, 898-901 (1989).
4
Controlling of Micropore Distribution of Porous Gas-Diffusion Electrodes for a Molten Carbonate Fuel Cell by a Slurry Sintering Method (I)
M. Watanabe, M. Takao, and Y. Namikawa
Denki Kagaku, 57, 586-590 (1989).
3
Electrocatalysis by Ad-atoms Part XXIV. Effect of Arrangement of Bi Ad-atoms on Formic Acid Oxidation
M. Shibata, N. Furuya, M. Watanabe, and S. Motoo
J. Electroanal. Chem., 263, 97-108 (1989).
2
The Influence of Platinum Crystallite Size on the Electroreduction of Oxygen
M. Watanabe, H. Sei, and P. Stonehart
J. Electroanal. Chem., 261, 375-387 (1989).
1
Carbon Dioxide Reduction at Low Temperature on Various Metal Electrodes
M. Azuma, K. Hashimoto, M. Hiramoto, M. Watanabe, and T. Sakata
J. Electroanal. Chem., 260, 441-445 (1989).
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