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SUGIMOTO WATARU

Academic OrganizationAcademic Assembly School of Science and Technology Institute of Textile Science and TechnologyTEL0268-21-5455
Education and Research OrganizationInterdisciplinary Cluster for Cutting Edge Research, Center for Energy and Environmental ScienceFAX0268-21-5452
PositionProfessor Vice DirectorMail Addresswsugi(at)shinshu-u.ac.jp
AddressShinshu University, Materials and Chemical Engineering, Tokida 3-15-1, Ueda 386-8567 JAPANWeb sitehttp://www.shinshu-u.ac.jp/faculty/textiles/department/mce/ECenergy/index_e.html

Modified:09/09/2018

Profile

Assigned Class
Faculty of Textile Science and Technology, Division of Chemistry and Materials, Materials and Chemical Engineering Course
Graduate School of Science and Technology, Interdisciplinary Graduate School of Science and Technology
Research Field
Inorganic industrial materials
Electrochemistry
Materials Chemistry
Catalysts and Catalysis
Ceramics
Academic Societies
Academic Societies
The Society of Fiber Science and Technology, Japan
Catalysis Society fo Japan
American Chemical Society
International Society of Electrochemistry
The Electrochemical Society
The Electrochemical Society of Japan
The Chemical Society of Japan
Materials Research Society
The Ceramic Society of Japan
Academic Background
Graduate School
Waseda University , (Applied Chemistry , Graduate School, Division of Science and Engineering) , 1999
Waseda University , (Applied Chemistry , Graduate School, Division of Science and Engineering) , 1995

College
Waseda University , (Faculty of Science and Engineering) , 1993

Degree
DOCTOR OF ENGINEERING , Waseda University
Awards
2018 , Scientific Achievement Award of The Electrochemical Society of Japan
2006 , Young Researcher Presentation Award of The Chemical Society of Japan, The Chemical Society of Japan
2005 , Oronzio De Nora Foundation Prize of ISE on Electrochemical Energy Conversion, International Society of Electrochemistry , Research on hydrous ruthenium oxides for supercapacitors and on the kinetics of methanol oxidation on fuel cell electrocatalysts
2004 , Young Researcher Award (Sano Prize), The Electrochemical Society of Japan
2004 , Young Researcher ECS Award, The Electrochemical Society of Japan-Tokai Branch
2003 , Young Researcher Industrial Electrolysis Award, The Electrochemical Society of Japan-The Committee of Electrolytic Science and Technology
2002 , Young Researcher Presentation Award, The Chemical Society of Japan
1998 , Best Presentation Award, The Ceramic Society of Japan-Kanto Branch
1997 , Excellent Presentation Award, The Ceramic Society of Japan-Kanto Branch
Research Career
Research Career
2013- , Shinshu University, Professor
2007-2013 , Shinshu University, Associate Professor
1999-2007 , Shinshu University, Assistant Professor
1997-1999 , Research Fellow of the Japan Society for the Promotion of Science
1995-1996 , Toshiba Corporation

Research

Books, Articles, etc.
Books
Energy Storage Systems
Springer Japan , in Inorganic Nanosheets and Nanosheet-Based Materials , :315-329 2017(Apr. 19)
Author:Wataru Sugimoto and Dai Mochizuki


Graphene (or Reduced Graphite Oxide Nanosheets)
Springer , Encyclopedia of Applied Electrochemistry, Springer (Eds.: Gerhard Kreysa, Ken-ichiro Ota, Robert F. Savinell) , :954-963 2014(Apr. 16)
Author:Wataru Sugimoto


Ruthenium Oxides as Supercapacitor Electrodes
Springer , Encyclopedia of Applied Electrochemistry, Springer (Eds.: Gerhard Kreysa, Ken-ichiro Ota, Robert F. Savinell) , :1813-1821 2014(Apr. 16)
Author:Wataru Sugimoto


Articles
Model electrode study of Ru@Pt core-shell nanosheet catalysts: Pure two-dimensional growth via surface limited redox replacement
Electrochim. Acta,283:826-833 2018(Jul.)
Author:Jeerapat Nutariya,* Eri Kuroiwa, Daisuke Takimoto, Zhongrong Shen, Dai Mochizuki, Wataru Sugimoto


High-performance hybrid supercapacitors enabled by protected lithium negative electrode and "water-in-salt" electrolyte
J. Power Sources,396:498-505 2018(Jun.)
Author:Ming Zhang, Sho Makino, Dai Mochizuki, Wataru Sugimoto*


Uncovering the real active sites of ruthenium oxide for the carbon monoxide electro-oxidation reaction on platinum: The catalyst acts as a co-catalyst
J. Electroanal. Chem.,810:109-118 2018(Jan.)
Author:Pierre-Yves Olu, Tomohiro Ohnishi, Dai Mochizuki, Wataru Sugimoto*


Lateral Size Effects of Two-dimensional IrO2 Nanosheets towards the Oxygen Evolution Reaction Activity
Electrochemistry,85(12):779-783 2017(Dec.)
Author:Daisuke Takimoto, Yusuke Ayato, Dai Mochizuki, and Wataru Sugimoto,*


4 V Aqueous hybrid supercapacitors based on dual electrolyte technologies
Curr. Opin. Electrochem.,6(1):127-130 2017(Dec.)
Author:Sho Makino, Dai Mochizuki, Wataru Sugimoto,*


High-temperature dielectric responses in all-nanosheet capacitors
Jpn. J. Appl. Phys.,56(6S1):06GH09 2017(Jun. 01)
Author:Muhammad Shuaib Khan, Minoru Osada*, Hyung-Jun Kim, Yasuo Ebina,Wataru Sugimoto, and Takayoshi Sasaki


Perspective—A Guideline for Reporting Performance Metrics with Electrochemical Capacitors: From Electrode Materials to Full Devices
J. Electrochem. Soc. 164, (2017).,164(7):A1487–A1488 2017(May 17)
Author:A. Balducci, D. Belanger, T. Brousse, J.W. Long, W. Sugimoto


Synthesis and Oxygen Electrocatalysis of Iridium Oxide Nanosheets
Electrocatalysis,8:144-150 2016(Dec.)
Author:Daisuke Takimoto, Katsutoshi Fukuda, Shu Miyasaka, Takanobu Ishida, Yusuke Ayato, Dai Mochizuki, Wataru Shimizu, Wataru Sugimoto*


Ru-core@Pt-shell nanosheet for fuel cell electrocatalysts with high activity and durability
J. Catal.,345:207–215 2016(Dec.)
Author:Daisuke Takimoto, Tomohiro Ohnishi, Jeerapat Nutariya, Zhongrong Shen, Yusuke Ayato, Dai Mochizuki, Arnaud Demortière, Adrien Boulineau, Wataru Sugimoto*


Materials for Electrochemical Capacitors
in Springer Handbook of Electrochemical Energy, 1st ed.,:495-561 2016(Nov.)
Author:Thierry Brousse, Daniel Bélanger, Kazumi Chiba, Minato Egashira, Frédéric Favier, Jeffrey Long, John R. Miller, Masayuki Morita, Katsuhiko Naoi, Patrice Simon, Wataru Sugimoto


Insights into the enhanced tolerance to carbon monoxide on model tungsten trioxide-decorated polycrystalline platinum electrode
Electrochem. Commun.,71:69-72 2016(Oct.)
Author:Pierre-Yves Olu,* Tomohiro Ohnishi, Yusuke Ayato, Dai Mochizuki, Wataru Sugimoto*


Room temperature performance of 4 V aqueous hybrid supercapacitor using multi-layered lithium-doped carbon negative electrode
J. Power Sources,326:711-716 2016(Sep.)
Author:Sho Makino, Rie Yamamoto, Shigeyuki Sugimoto, and Wataru Sugimoto*


Suppression of CO Adsorption on PtRu/C Catalysts Modified with Metallic Ruthenium Nanosheets
J. Electrochem. Soc.,163(5):F367-F371 2016(May)
Author:Daisuke Takimoto, Tomohiro Ohnishi, Yusuke Ayato, Dai Mochizuki, and Wataru Sugimoto*


RuO2 Nanosheet Modified Pt3Co/C Cathode: Mitigating Activity Loss at High Temperature and High Potential Conditions
J. Electrochem. Soc.,163(2):F11–F15 2016(Feb.)
Author:Daisuke Takimoto, Christophe Chauvin, and Wataru Sugimoto*


Correlation in structure and properties of highly-porous graphene monoliths studied with a thermal treatment method
Carbon,96:174-183 2016(Jan.)
Author:Shuwen Wang, Aarón Morelos-Gómez, Zhongwei Lei, Mauricio Terrones, Kenji Takeuchi, Wataru Sugimoto, Morinobu Endo, Katsumi Kaneko,


Hunting for Monolayer Oxide Nanosheets and Their Architectures
Sci. Rep.,6:19402 2016
Author:Hyung-Jun Kim, Minoru Osada, Yasuo Ebina, Wataru Sugimoto, Kazuhito Tsukagoshi, and Takayoshi Sasaki


Preparation of Mesoporous Bimetallic Au–Pt with a Phase- Segregated Heterostructure Using Mesoporous Silica
Chem., Eur. J.,21(52):19142-19148 2015(Dec.)
Author:Masaki Kitahara, Saori Kubara, Azusa Takai, Daisuke Takimoto, Shinpei Enomoto, Yusuke Yamauchi, Wataru Sugimoto, and Kazuyuki Kuroda


Towards Implantable Bio-Supercapacitors: Pseudocapacitance of Ruthenium Oxide Nanoparticles and Nanosheets in Acids, Buffered Solutions, and Bioelectrolytes
J. Electrochem. Soc.,162(5):A5001-A5006 2015(May)
Author:Sho Makino, Takayuki Ban and Wataru Sugimoto*


Suppression of CO Adsorption on PtRu/C and Pt/C with RuO2 Nanosheets
ECS Electrochem. Lett.,4(5):F35-F37 2015(May)
Author:Daisuke Takimoto, Tomohiro Ohnishi, and Wataru Sugimoto*


Oxygen Reduction Reaction of Hemoglobin on Indium-Tin-Oxide Electrodes and Its Application to Biofuel Cell Cathode
ECS Transactions,66(39):29–37 2015
Author:Yusuke Ayato and Wataru Sugimoto


Preferential {100} etching of boron-doped diamond electrodes and diamond particles by CO2 activation
Carbon,70:207-214 2014(Apr.)
Author:Junfeng Zhang, Takaaki Nakai, Masaharu Uno, Yoshinori Nishiki, Wataru Sugimoto*


Achieving 100% Utilization of Reduced Graphene Oxide by Layer-by-Layer Assembly: Insight into the Capacitance of Chemically-Derived Graphene in Monolayer State
J. Phys. Chem. C,118(13):6624–6630 2014(Apr.)
Author:Zhongwei Lei, Takahiro Mitsui, Hiroki Nakafuji, Masayuki Itagaki, and Wataru Sugimoto*


All-Nanosheet Ultrathin Capacitors Assembled Layer-by-Layer via Solution-Based Processes
ACS Nano,8(3):2658-2666 2014(Mar.)
Author:Chengxiang Wang, Minoru Osada, Yasuo Ebina, Bao-Wen Li, Kosho Akatsuka, Katsutoshi Fukuda, Wataru Sugimoto, Renzhi Ma, and Takayoshi Sasaki*


Evidence of Strong Metal-Support Interaction between Pt and Crystalline RuO2 Nanosheets by In-Situ AFM
J. Electrochem. Soc.,161(3):F360-F363 2014(Mar.)
Author:Qingfeng Liu, Christophe Chauvin and Wataru Sugimoto*


Influence of the RuO2 Nanosheet Content in RuO2 Nanosheet-Pt/C Composite Toward Improved Performance of Oxygen Reduction Electrocatalysts
J. Electrochem. Soc.,161(3):F318-F322 2014(Mar.)
Author:Christophe Chauvin, Takahiro Saida and Wataru Sugimoto*


Model Electrode Studies of the Electrostatic Interaction between Electrochemically Dissolved Pt Ions and RuO2 Nanosheets
J. Electrochem. Soc.,161(3):F259-F262 2014(Mar.)
Author:Qingfeng Liu, Koodlur S. Lokesh, Christophe Chauvin, and Wataru Sugimoto*


Development of a 4.2 V aqueous hybrid electrochemical capacitor based on MnO2 positive and protected Li negative electrodes
J. Power Sources,241:572-577 2013(Nov.)
Author:Wataru Shimizu, Sho Makino, Keita Takahashi, Nobuyuki Imanishi, Wataru Sugimoto*


A gas-diffusion cathode coated with oxide-catalyst for polymer electrolyte fuel cells using neither platinum catalyst nor carbon catalyst-support
Electrochimica Acta,105:224-229 2013(Aug.)
Author:Yoshio Takasu*, Hiroshi Fukunaga, Hong-Sheng Yang, Tatsuya Ohashi, Masatoshi Suzuki, Wataru Sugimoto


Improving oxygen reduction reaction activity and durability of 1.5 nm Pt by addition of ruthenium oxide nanosheets
Electrochem. Commun.,33:123-126 2013(Aug.)
Author:Daisuke Takimoto, Christophe Chauvin, Wataru Sugimoto*


Synthesis of Electro-deposited Ordered Mesoporous RuOx via Lyotropic Liquid Crystal and Application towards Micro-supercapacitors
J. Power Sources,227:153-160 2013(Apr.)
Author:Sho Makino, Yusuke Yamauchi,* and Wataru Sugimoto*


Fabrication of Ruthenium Metal Nanosheets via Topotactic Metallization of Exfoliated Ruthenate Nanosheets
Inorg. Chem.,52(5):2280-2282 2013(Feb.)
Author:Katsutoshi Fukuda,* Jun Sato, Takahiro Saida, Wataru Sugimoto,* Yasuo Ebina, Tatsuo Shibata, Minoru Osada, and Takayoshi Sasaki


Effect of Nanosheet Size on Activity and Durability of RuO2 Nanosheet Pt/C Catalys
ECS Trans.,50(2):1583-1588 2013
Author:Christophe Chauvin, Qingfeng Liu, Takahiro Saida, Koodlur Sannegowda Lokesh, Toshio Sakai, and Wataru Sugimoto*


Lateral Size Effect on Electrochemical Capacitor Performance of Reduced Graphite Oxide Nanosheets
Electrochemistry,81(10):873-876 2013
Author:Zhongwei Lei, Toshio Sakai, and Wataru Sugimoto*


Electrochemical Capacitor Behavior of RuO2 Nanosheets in Buffered Solution and Its Application to Hybrid Capacitor
Electrochemistry,81(10):795-797 2013
Author:Sho Makino, Takayuki Ban, and Wataru Sugimoto*


Colossal Change in Capacitance of VO2 near the Metal-Insulator Transition
Electrochemistry,81(10):787-788 2013
Author:Wataru Shimizu, Yuto Shinohara, and Wataru Sugimoto*


Effect of the boron content on the steam activation of boron-doped diamond electrodes
Carbon,65:206-213 2013
Author:Junfeng Zhang, Takaaki Nakai, Masaharu Uno, Yoshinori Nishiki, Wataru Sugimoto


4-V Class Aqueous Hybrid Electrochemical Capacitor with Battery-like Capacity
RSC Advances,2(32):12144-12147 2012(Dec.)
Author:Sho Makino, Yuto Shinohara, Takayuki Ban, Wataru Shimizu, Keita Takahashi, Nobuyuki Imanishi and Wataru Sugimoto*


Catalytic etching of synthetic diamond crystallites by iron
Appl. Surf. Sci.,258(20):8128-8133 2012(Aug.)
Author:Tatsuya Ohashi, Wataru Sugimoto, Yoshio Takasu*


Synthesis of Ordered Mesoporous Ruthenium by Lyotropic Liquid Crystals and Its Electrochemical Conversion to Mesoporous Ruthenium Oxide with High Surface Area
J. Power Sources,204:244-248 2012(Apr.)
Author:Wataru Sugimoto,* Sho Makino, Ryota Mukai, Yoshiaki Tatsumi, Katsutoshi Fukuda, Yoshio Takasu, Yusuke Yamauchi*


Photochromogenic Nanosheet Crystallites of Tungstate with a 2D Bronze Structure
Inorg. Chem.,51(3):1540-1543 2012(Feb.)
Author:Katsutoshi Fukuda,* Kosho Akatsuka, Yasuo Ebina, Minoru Osada, Wataru Sugimoto, Mutsumi Kimura, and Takayoshi Sasaki*


Catalytic Etching of {100}-oriented Diamond with Fe, Co, Ni, and Pt Nanoparticles under Hydrogen
Diamond and Related Materials,20(8):1165-1170 2011(Aug.)
Author:Tatsuya Ohashi, Wataru Sugimoto, Yoshio Takasu*


Asymmetric electrochemical capacitors. Stretching the limits of aqueous electrolytes
MRS Bull.,36(7):513-522 2011(Jul.)
Author:Jeffrey W. Long, Daniel Belanger, Thierry Brousse, Wataru Sugimoto, Megan B. Sassin, and Olivier Crosnier


Steam Activation of Boron Doped Diamond Electrodes
Electrochimica Acta,56(16):5599-5604 2011(Jun.)
Author:Tatsuya Ohashi, Junfeng Zhang, Yoshio Takasu, Wataru Sugimoto*


Methanol Adsorption and Oxidation Behavior of Various Nanostructured Ruthenium-Oxides in Acidic Electrolyte
Electrochemistry,79(5):371-373 2011(May)
Author:Takahiro SAIDA,Yoshio TAKASU, Wataru SUGIMOTO*


Oxygen Reduction Reaction Activity of Pt/Graphene Composites with Various Graphene Size
Electrochemistry,79(5):337-339 2011(May)
Author:Jun SATO, Kazuki HIGURASHI, Katsutoshi FUKUDA, Wataru SUGIMOTO*


Self-Embedment of Small Rectangular Parallelepiped Platinum Particle Array in Etch Pits on {100} Planes of Diamond Crystallites
Bull. Chem. Soc. Jpn.,84(4):276-278 2011(Apr.)
Author:Tatsuya Ohashi, Wataru Sugimoto, Yoshio Takasu*


Graphene Nanoplatelets via Exfoliation of Platelet Carbon Nanofibers and Its Electric Double Layer Capacitance
Chem. Lett.,40(1):44-45 2011(Jan.)
Author:Jun Sato, Yoshio Takasu, Katsutoshi Fukuda, Wataru Sugimoto*


Conductivity of Ruthenate Nanosheets Prepared via Electrostatic Self-Assembly: Characterization of Isolated Single Nanosheet Crystallite to Mono- and Multilayer Electrodes
Langmuir,26(23):18049-18054 2010(Dec.)
Author:Jun Sato, Hisato Kato, Mutsumi Kimura, Katsutoshi Fukuda,* Wataru Sugimoto*


Structural analyses of RuO2-TiO2/Ti and IrO2-RuO2-TiO2/Ti anodes used in industrial chlor-alkali membrane processes
J. Appl. Electrochem.,40(10):1789-1975 2010(Oct.)
Author:Yoshio Takasu,* Wataru Sugimoto, Yoshinori Nishiki, Shuji Nakamatsu


Oxygen reduction characteristics of several valve metal oxide electrodes in HClO4 solution
Electrochimica Acta,55(27):8220-8229 2010(Sep.)
Author:Yoshio Takasu,* Masatoshi Suzuki, Hongsheng Yang, Tatsuya Ohashi, Wataru Sugimoto


Titanium Oxide Nanosheet Modified PtRu/C Electrocatalyst of Direct Methanol Fuel Cell Anode
J. Phys. Chem. C,114(31):13390-13396 2010(Jul.)
Author:Takahiro Saida, Naoki Ogiwara, Wataru Sugimoto,* Yoshio Takasu


Oxygen-reduction activity of silk-derived carbons
Journal of Power Sources,195(18):5840-5847 2010(Jul.)
Author:Tomoya Iwazaki, Hongsheng Yang, Ryoujin Obinata, Wataru Sugimoto and Yoshio Takasu*


Synthesis of Mesoporous Carbons Using a Fullerenol-Based Precursor Solution via Nanocasting with SBA-15
Chemistry Letters,39(7):777-779 2010(Jul.)
Author:Yoji Doi,Azusa Takai, Sho Makino,Radhakrishnan Logudurai, Norihiro Suzuki, Wataru Sugimoto,* Yusuke Yamauchi,* Kazuyuki Kuroda


Electrochemical Capacitor Properties of NiO in Ionic Liquids
Chemistry Letters,39(6):544-545 2010(Jun.)
Author:Sho Makino, Yoshio Takasu, and Wataru Sugimoto*


Synthesis of Nanosheet Crystallites of Ruthenate with an α-NaFeO2-Related Structure and Its Electrochemical Supercapacitor Property
Inorganic Chemistry,49(10):4391-4393 2010(Apr.)
Author:Katsutoshi Fukuda, Takahiro Saida, Jun Sato, Mihoko Yonezawa, Yoshio Takasu and Wataru Sugimoto*


Effect of Temperature and Adsorption Potential on the Electro-oxidation of Adsorbed Carbon Monoxide on Carbon Supported PtRu
Electrochemistry,78(1):36-41 2010(Jan.)
Author:Tomoyuki Kawaguchi, Wataru Sugimoto,* Yoshio Takasu


Enhanced activity and stability of Pt/C fuel cell anodes by the modification with ruthenium-oxide nanosheets
Electrochimica Acta,55(3):857-864 2010(Jan.)
Author:Takahiro Saida, Wataru Sugimoto,*Yoshio Takasu


Swelling, intercalation, and exfoliation behavior of layered ruthenate derived from layered potassium ruthenate
Journal of Solid State Chemistry,182(11):2997-3002 2009(Nov.)
Author:Katsutoshi Fukuda, Hisato Kato, Jun Sato, Wataru Sugimoto,* Yoshio Takasu


Preparation of Mesoporous Pt-Ru Alloy Fibers with Tunable Compositions via Evaporation-Mediated Direct Templating (EDIT) Method Utilizing Porous Anodic Alumina Membranes
Chemistry of Materials,21(14):3414-3423 2009(Jul.)
Author:Azusa Takai, Takahiro Saida, Wataru Sugimoto, Liang Wang, Yusuke Yamauchi,* Kazuyuki Kuroda,*


Catalytic roughening of surface layers of BDD for various applications
Electrochimica Acta,54(22):5223-5229 2009(Apr.)
Author:Tatsuya Ohashi, Wataru Sugimoto, Yoshio Takasu*


An examination of the oxygen reduction reaction on RuO2-based oxide coatings formed on titanium substrates
Catalysis Today,146(1-2):248-252 2009(Mar.)
Author:Yoshio Takasu *, Kyosuke Oohori, Norihiro Yoshinaga, Wataru Sugimoto


High oxygen-reduction activity of silk-derived activated carbon
ELECTROCHEMISTRY COMMUNICATIONS,11(2):376-378 2009(Feb.)
Author:Tomoya Iwazaki, Ryoujin Obinata, Wataru Sugimoto and Yoshio Takasu*


Activity and Durability of Ternary PtRuIr/C for Methanol Electro-oxidation
J. Electrochem. Soc.,156(3):B397-B402 2009(Jan.)
Author:Dongsheng Geng, Daisuke Matsuki, Jiajia Wang, Tomoyuki Kawaguchi, Wataru Sugimoto*, Yoshio Takasu


Layer-by-layer Self-assembly of Unilamellar Nanosheet Crystallites of Ruthenium Oxides
in Transparent Conductors and Semiconductors for Optoelectronics, edited by J.D. Perkins, T.O. Mason, J.F. Wager, Y. Shigesato (Mater. Res. Soc. Symp. Proc. Volume 1109E, Warrendale, PA, 2009),156(3):B03-21 2009(Jan.)
Author:Katsutoshi Fukuda, Hisato Kato, Wataru Sugimoto,* Yoshio Takasu


Swelling of Layered Potassium Ruthenate into Nanosheet Crystallites
in Solid-State Chemistry of Inorganic Materials VII, edited by P.M. Woodward, J.F. Mitchell, S.L. Brock, J.S.O. Evans (Mater. Res. Soc. Symp. Proc. Volume 1148E, Warrendale, PA, 2009),75(8):PP3-36 2009(Jan.)
Author:Katsutoshi Fukuda, Hisato Kato, Wataru Sugimoto,* Yoshio Takasu


Activity and Durability of Ternary PtRuIr/C for Methanol Electro-oxidation
J. Electrochem. Soc.,156(3):B397-B402 2009(Jan.)
Author:Dongsheng Geng, Daisuke Matsuki, Jiajia Wang, Tomoyuki Kawaguchi, Wataru Sugimoto, Yoshio Takasu


Catalytic Excavation and Graphitization of Activated Carbon by Cobalt Nanoparticles
Chemistry Letters,37(12):1194-1195 2008(Dec.)
Author:Tomoya Iwazaki, Toshiro Semba, Shunsuke Konishi, Takahiro Sezai, Yasushi Murakami,Wataru Sugimoto, and Yoshio Takasu


Oxygen reduction behavior of rutile-type iridium oxide in sulfuric acid solution
Electrochimica Acta,54(2):566-573 2008(Dec.)
Author:Norihiro Yoshinaga, Wataru Sugimoto, Yoshio Takasu*


Oxygen reduction behavior of RuO2/Ti, IrO2/Ti and IrM (M: Ru, Mo, W, V)Ox/Ti binary oxide electrodes in a sulfuric acid solution
Electrochem. Commun.,10(4):668-672 2008(Apr.)
Author:Yoshio Takasu,* Norihiro Yoshinaga, Wataru Sugimoto, "


Evaluation of the Redox Behavior of Hydrous Ruthenium Oxides: Effect ofTemperature and Acid Concentration on the electrochemical Behavior of Layered Ruthenium Oxide
Electrochemistry,75(8):645-648 2007(Aug.)
Author:Wataru Sugimoto,* Toshiaki Ohta, Katsunori Yokoshima, Yoshio Takasu


Development of Materials and Evaluation Methods for PEFCs
Electrochemistry,75(2):105-114 2007(Feb.)
Author:Yoshio Takasu,* Wataru Sugimoto, Mararu Yoshitake


Charge Storage Mechanism of Nanostructured Anhydrous and Hydrous Ruthenium-Based Oxides
Electrochimica Acta,52(4):1742-1748 2006(Dec.)
Author:W. Sugimoto,* K. Yokoshima, Y. Murakami, Y. Takasu


Effect of the crystal plane on the catalytic etching behavior of diamond crystallites by cobalt nanoparticles
Chemistry Letters,35(11):1216-1217 2006(Nov.)
Author:Shunsuke Konishi, Tatsuya Ohashi, Wataru Sugimoto, and Yoshio Takasu


Performance of ternary PtRuRh/C electrocatalyst with varying Pt :Ru : Rh ratio for methanol electro-oxidation
J. Appl. Electrochem.,36(10):1117-1125 2006(Oct.)
Author:Tomoyuki Kawaguchi, Yasuhiro Rachi, Wataru Sugimoto, Yasushi Murakami, Yoshio Takasu


Electrochemical Supercapacitor Behavior of Nanoparticulate Rutile-type Ru1-xVxO2
J. Power Sources,160(2):1480-1486 2006(Oct.)
Author:Katsunori Yokoshima, Takuyoshi Shibutani, Masashi Hirota, Wataru Sugimoto,* Yasushi Murakami, Yoshio Takasu


Catalytic Creation of Channels in the Surface Layers of Highly Oriented Pyrolytic Graphite by Cobalt Nanoparticles
Carbon,44(11):2338-2340 2006(Sep.)
Author:S. Konishi, W. Sugimoto, Y. Murakami, Y. Takasu*


Catalytic Formation of Nanochannels in the Surface Layers of Diamonds by Metal Nanoparticles
Electrochem. Solid State Lett.,9(7):C114-C177 2006(Jul.)
Author:Y. Takasu,* S. Konishi, W. Sugimoto, Y. Murakami


Preparation of a Novel Organic Derivative of the Layered Perovskite Bearing HLaNb2O7・nH-O Interlayer Surface Trifluoroacetate Groups
Mater. Res. Bull.,41(4):834-841 2006(Apr.)
Author:Y. Takeda, H. Suzuki, K.Notsu, W. Sugimoto, Y. Sugahara*


Co-Catalytic Effect of Nanostructured Ruthenium Oxide Towards Electro-Oxidation of Methanol and Carbon Monoxide
Electrochem. Commun.,8(3):411-415 2006(Mar.)
Author:W. Sugimoto,* T. Saida, Y. Takasu


Fabrication of thin-film, flexible, and transparent electrodes composed of ruthenic acid nanosheets by electrophoretic deposition and application to electrochemical capacitors
J. Electrochem. Soc.,153(2):A255-A260 2006(Feb.)
Author:Sugimoto, W;* Yokoshima, K; Ohuchi, K; Murakami, Y; Takasu, Y


Investigation on the Redox Behavior of Rutile-Type Ti1-xVxO2
Electrochemistry,73(12):1026-1029 2005(Dec.)
Author:K. Yokoshima;W. Sugimoto*; Y. Murakami;Y. Takasu


Dependence of the Preparation Temperature of Pt0.7Co0.3/C Catalysts on the Structure of the Alloy Particles and the Carbon Supports
Electrochem. Solid-State Lett.,8(9):B34-B37 2005(Sep.)
Author:Y. Takasu,* R. Matsuyama, S. Konishi, W. Sugimoto, Y. Murakami


Catalytic Linear Grooving of Graphite Surface Layers by Pt, Ru, and PtRu Nanoparticles
Chem. Lett.,34(7):1008-1009 2005(Jul.)
Author:Y. Takasu;* S. Konishi;R. Miyoshi;K. Nukii;T. Matsuse;W. Sugimoto;Y. Murakami


Preparation of a transparent and flexible self-standing film of layered titania/isostearate nanocomposite
J. Mater. Res.,20(5):1308-1315 2005(May)
Author:Matsumoto, T;* Iyi, N; Kaneko, Y; Kitamura, K; Masaki, S; Imai, T; Sugimoto, W; Takasu, Y; Murakami, Y


Incorporation of Ethylenediamine as a Bi-Layer in the Interlayer Space of Tetratitanic Acid by Re-stacking Exfoliated Nanosheets
Bull. Chem. Soc. Jpn.,78(4):633-637 2005(Apr.)
Author:W. Sugimoto,* K. Ohuchi, Y. Murakami, Y. Takasu


Proton and Electron Conductivity in Hydrous Ruthenium Oxides Evaluated by Electrochemical Impedance Spectroscopy: The Origin of Large Capacitance
J. Phys. Chem. B,109(15):7330-7338 2005(Apr.)
Author:W. Sugimoto,* H. Iwata, K. Yokoshima, Y. Murakami, Y. Takasu


Kinetics of CH3OH oxidation on PtRu/C studied by impedance and CO stripping voltammetry
J. Electroanal. Chem.,576(2):215-221 2005(Mar.)
Author:Sugimoto, W;* Aoyama, K; Kawaguchi, T; Murakami, Y; Takasu, Y


Particle growth behavior of carbon-supported Pt, Ru, PtRu catalysts prepared by an impregnation reductive-pyrolysis method for direct methanol fuel cell anodes
J. Catal.,229(1):176-184 2005(Jan.)
Author:T.Kawaguchi, W.Sugimoto,* Y.Murakami, Y.Takasu


Electrical and Magnetic Properties of Ion-Exchangeable Layered Ruthenates
J. Solid State Chem.,177(12):4542-4545 2004(Dec.)
Author:W. Sugimoto,* M. Omoto, K. Yokoshima, Y. Murakami, Y. Takasu,


Electrochemical Capacitor Behavior of Layered Ruthenic Acid Hydrate
J. Electrochem. Soc.,151(8):A1181-A1187 2004(Jun.)
Author:Wataru Sugimoto,* Hideki Iwata, Yasushi Murakami, and Yoshio Takasu


塩触媒ゾル―ゲル法による非晶質酸化物ミクロ多孔体の合成[Amorphous Microporous Oxide Prepared by a Salt Catalyzed Sol-Gel Process]
化学と教育[Kagaku to Kyoiku],52(4):271-274 2004(May)
Author:田中一彦,村上 泰,杉本 渉,高須芳雄[K. Tanaka, Y. Murakami, W. Sugimoto, Y. Takasu]


Temperature dependence of the oxidation of carbon monoxide on carbon supported Pt, Ru, andPtRu
ELECTROCHEMISTRY COMMUNICATIONS,6(5):480-483 2004(May)
Author:T.Kawaguchi, W.Sugimoto,* Y.Murakami, Y.Takasu


Evaluation of the Pseudocapacitance in RuO2 with a RuO2/GC Thin Film Electrode
Electrochimica Acta,49(2):313-320 2004(Jan.)
Author:W. Sugimoto,* T. Kizaki, K. Yokoshima, Y. Murakami, and Y. Takasu


Microporous Silica Particles Prepared by the Salt-Catalytic Sol-Gel Process with Extremely Low Content of Water
J. Sol-Gel Sci. Tech.,29(1):19-24 2004(Jan.)
Author:Y. Murakami,* K. Tanaka, Y. Takechi, S. Takahashi, Y. Nakano, T. Matsumoto, W. Sugimoto, Y. Takasu


Effects of the surface area of carbon support on the characteristics of highly-dispersed Pt-Ru particles as catalysts for methanol oxidation
Electrochimica Acta,48(25-26):3861-3868 2003(Nov.)
Author:Y. Takasu,* T. Kawaguchi, W. Sugimoto, Y. Murakami


Preparation of Ruthenic Acid Nanosheets and Utilization of Its Interlayer Surface for Electrochemical Energy Storage
Angew. Chem. Int. Ed.,42(34):4092-4096 2003(Sep.)
Author:W. Sugimoto,* H. Iwata, Y. Yasunaga, Y. Murakami, and Y. Takasu


塩触媒ゾルーゲル法による酸化チタンミクロ多孔体の合成[Microporous titanium oxide prepared by a salt catalytic sol-gel process]
化学と教育[Kagaku to Kyoiku],51(7):437-438 2003(Jul.)
Author:田中一彦,村上 泰,杉本 渉,高須芳雄[K. Tanaka, Y. Murakami, W. Sugimoto, Y. Takasu]


A layered tungstic acid H2W2O7 center dot nH(2)O with a double-octahedral sheet structure: Conversion process from an aurivillius phase Bi2W2O9 and structural characterization
Inorganic Chemistry,42(14):4479-4484 2003(Jul.)
Author:M.Kudo, H.Ohkawa, W.Sugimoto, N.Kumada, Z.Liu, O.Terasaki, Y.Sugahara*


Electrocatalytic Oxidation of Methanol and Related Chemical Species on Ultrafine Pt andPtRu Particles Supported on Carbon
Catalysis Surveys from Asia,7(1):21-29 2003(Apr.)
Author:Y. Takasu*, W. Sugimoto, Y. Murakami


Characteristics of Highly Active PtRu/C Anode Catalysts for DMFC
Stud. Surf. Sci. Catal.,145(25-26):279-282 2003(Mar.)
Author:Y. Takasu,* H. Itaya, T. Kawaguchi, W. Sugimoto, and Y. Murakami


Reactions of Alkoxyl-Derivatives of a Layered Perovskite with Alcohols: Substitution Reactions on the Interlayer Surface of a Layered Perovskite
Chem. Mater.,15(3):636-641 2003(Jan.)
Author:H. Suzuki, K. Notsu, Y. Takeda, W. Sugimoto, and Y. Sugahara*


Intercalation Behavior of n-Alkylamines into the Interlayer Space of a Protonated Form of a Layered Perovskite Derived from an Aurivillius Phase Bi2SrTa2O9
Chem. Mater.,15(3):632-635 2003(Jan.)
Author:Y. Tsunoda, W. Sugimoto, and Y. Sugahara*


Electrophoretic deposition of negatively charged tetratitanate nanosheets and transformation into preferentially oriented TiO2(B) film
J. Mater. Chem.,12(12):3814-3818 2002(Sep.)
Author:W. Sugimoto,* O. Terabayashi, Y. Murakami, Y. Takasu


モデル触媒電極法を用いたPt超微粒子のメタノール酸化反応の解析[Investigation of Methanol Oxidation by a Model Catalyst Electrode Method]
表面科学[J. Surf. Sci. Soc. Jpn.],23(8):503-508 2002(Aug.)
Author:三好 龍,杉本 渉,村上 泰,高須芳雄*[R. Miyoshi, W. Sugimoto, Y. Murakami, Y. Takasu*]


Conversion of AurivilliusPhases, Bi2ANaNb3O12 (A=Sr or Ca), into the Protonated Forms of Layered Perovskite via Acid Treatment
Chem. Mater.,14(7):2946-2952 2002(Jun.)
Author:W. Sugimoto, M. Shirata, K. Kuroda, and Y. Sugahara*


Charge Storage Capabilities of Rutile-Type RuO2-VO2 Solid Solution for Electrochemical Supercapacitors
Electrochem. Solid-State Lett.,5(7):A170-A172 2002(May)
Author:W. Sugimoto,* T. Shibutani, Y. Murakami, Y. Takasu


Microporous Structure of Alumina Prepared by a Salt Catalytic Sol-Gel Process
Chem. Lett.,2002(1):110-111 2002(Jan.)
Author:K. Tanaka, T. Imai, Y. Murakami,* T. Matsumoto, W. Sugimoto, and Y. Takasu


The Effect of the Nano and Microstructure of PtRu/C Electrocatalysts Towards Methanol and Carbon Monoxide Oxidation
Mater. Res. Soc. Symp. Proc., "Solid-State Ionics-2002",756(3):FF6.4.1-FF6.4.6 2002
Author:W. Sugimoto, T. Kawaguchi, Y. Murakami, and Y. Takasu


Electrochemical Supercapacitor Properties of RuO2-Based Crystalline Material
Proc. Electrochem. Soc. "Micropower and Microdevices",PV2002-25(12):87-94 2002
Author:W. Sugimoto, T. Shibutani, Y. Murakami, and Y. Takasu


Development of Oxide Electrodes for Electrochemical Supercapacitors
Proc. Electrochem. Soc. "Advances in Electrochemical Capacitors and Hybrid Power Systems",PV2002-7(8):107-115 2002
Author:Y. Takasu, M. Shimizu, T. Shibutani, T. Ohnuma, W. Sugimoto, and Y. Murakami


金属酸化物を用いる新しいエネルギー貯蔵法:電気化学キャパシタ[Application of Metal Oxides to Energy Storage: Electrochemical Supercapacitors]
粉体工学会誌[J. Powder Tech. Japan],38(12):876-887 2001(Dec.)
Author:杉本 渉;高須 芳雄[W. Sugimoto, Y. Takasu]


Microporous Structure of Titanium Oxide Prepared by a Salt Catalytic Sol-Gel Process
Chem. Lett.,2001(12):1280-1281 2001(Dec.)
Author:K. Tanaka, Y. Murakami,* T. Imai, T. Matsumoto, S. Furuno, W. Sugimoto, and Y. Takasu


Preparation and HREM Characterization of a Protonated Form of a Layered Perovskite Tantalate from an Aurivillius Phase Bi2SrTa2O9 via Acid Treatment
Inorg. Chem.,40(23):5768-5771 2001(Nov.)
Author:Y. Tsunoda, M. Shirata, W. Sugimoto, Z. Liu, O. Terasaki, K. Kuroda, Y. Sugahara*


Molybdenum Oxide/Carbon Composite Electrodes as Electrochemical Supercapacitors
Electrochem. Solid-State Lett.,4(9):A145-A147 2001(Jul.)
Author:W. Sugimoto,* T. Ohnuma, Y. Murakami, and Y. Takasu


Effects of the addition of Calcium on the Pseudocapacitance of Ruthenium Oxide Electrodes
Electrochemistry,69(6):493-494 2001(Jun.)
Author:Y. Takasu,* T. Ohnuma, S. Mizutani, W. Sugimoto, and Y. Murakami


Size Effects of Ultrafine Pt-Ru Particles on the Electrocatalytic Oxidation of Methanol
Chem. Commun.,2001(4):341-342 2001(Jan.)
Author:Y. Takasu,* H. Itaya, T. Iwazaki, R. Miyoshi, T. Ohnuma, W. Sugimoto and Y. Murakami


Conversion of an Aurivillius Phase Bi2SrNaNb3O12 into its Protonated Form via Treatment with Various Mineral Acids
Mater. Res. Soc. Symp. Proc., "Solid-State Chemistry of Inorganic Materials III",658:GG6.24.1-GG6.24.6 2001
Author:M. Shirata, Y. Tsunoda, W. Sugimoto, and Y. Sugahara


Molybdenum Oxide/Activated Carbon Composite Electrodes as Electrochemical Supercapacitors
Proc. Electrochem. Soc. "Advanced Batteries and Super Capacitors",PV2001-21(12):641-647 2001
Author:T. Ohnuma, W. Sugimoto, Y. Murakami, and Y. Takasu


Effect of structure of carbon-supported PtRu electrocatalysts on the electrochemical oxidation of methanol
J. Electrochem. Soc.,147(12):4421-4427 2000(Dec.)
Author:Y. Takasu,* T. Fujiwara, Y. Murakami, K. Sasaki, M. Oguri, T. Asaki, W. Sugimoto


金属酸化物を用いた大容量電気化学キャパシタ[Surface Chemistry of Oxide Electrodes with Large Capacitance]
表面[Hyomen],38(9):452-459 2000(Sep.)
Author:杉本 渉,高須 芳雄[W. Sugimoto, Y. Takasu]


Size effects of platinum particles on the electro-oxidation of methanol in an aqueous solution of HClO4
ELECTROCHEMISTRY COMMUNICATIONS,2(9):671-674 2000(Sep.)
Author:Takasu, Y; Iwazaki, T; Sugimoto, W; Murakami, Y


Pseudocapacitance of molybdenum oxide particles highly dispersed on glassy carbon surface
Electrochemistry,67(12):1187-1188 1999(Dec.)
Author:Takasu,Y; Ohnuma, T; Sugimoto, W; Murakami, Y


Synthesis and Structures of Reduced Niobates with Four Perovskite-Like Layers and Their Semiconducting Properties
J. Solid State Chem.,148(2):508-512 1999(Dec.)
Author:W. Sugimoto, H. Ohkawa, M. Naito, Y. Sugahara,* and K. Kuroda


New Conversion Reaction of an Aurivillius Phase into Protonated Forms of the Layered Perovskite by the Selective Leaching of the Bismuth Oxide Sheet
J. Am. Chem. Soc.,121(49):11602-11603 1999(Nov.)
Author:W. Sugimoto, M. Shirata, Y. Sugahara,* and K. Kuroda


Synthesis of Reduced Layered Titanoniobates KTi1-xNb1+xO5
Mater. Lett.,39(3):184-187 1999(May)
Author:W. Sugimoto, N. Hirota, K. Mimuro, Y. Sugahara,* and K. Kuroda


Synthesis and Structural Study of the KNb4O6-type Compound
J. Ceram. Soc. Japan,107(4):318-321 1999(Apr.)
Author:W. Sugimoto, K. Mimuro, Y. Sugahara, and K. Kuroda


Synthesis of Na1-xLnxNbO3 (Ln=La, Nd, Sm and Gd) and Their Structures and Electrical Properties
Mater. Res. Soc. Symp. Proc., "Solid-State Chemistry of Inorganic Materials II",547(4):267-272 1999
Author:W. Sugimoto, M. Naito, Y. Sugahara, and K. Kuroda


Synthesis and Structures of Carrier Doped Titanates with the Ruddlesden-Popper Structure (Sr0.95La0.05)n+1TinO3n+1 (n=1, 2)
Solid State Ionics,108(1-4):315-319 1998(May)
Author:W. Sugimoto, M. Shirata, M. Takemoto, S. Hayami, Y. Sugahara, and K. Kuroda*


The Relationship Between Structural Variation and Electrical Properties in the Spinel MgV2-xTixO4 (0≤x≤1.8) System
J. Phys. Chem. Solids,59(1):83-89 1998(Jan.)
Author:W. Sugimoto, H. Yamamoto, Y. Sugahara, and K. Kuroda


The Rare-Earth Dependence on the Solid Solution Formation and Electrical Properties of KCa2-xRxNb3O10 (R=Nd, Sm, Gd, and Ce)
J. Ceram. Soc. Japan,105(4):284-287 1997(Apr.)
Author:D. Hamada, W. Sugimoto, Y. Sugahara, and K. Kuroda


Preparation of Stoichiometric and Nonstoichiometric Magnesium Titanate Spinels
J. Ceram. Soc. Japan,105(2):101-105 1997(Feb.)
Author:W. Sugimoto, N. Kaneko, Y. Sugahara, and K. Kuroda


Synthesis of A1-xA'xNbO3 (A=Na+, K+; A'=La3+, Sr2+) and Its Electrical Properties
Mater. Res. Soc. Symp. Proc., "Solid-State Chemistry of Inorganic Materials",453(9):361-366 1997
Author:W. Sugimoto, T. Tahara, Y. Sugahara, and K. Kuroda


Synthesis and Electrical Property of MgTi2-xVxO4
Advances in Superconductivity,VII(9):401-404 1995(Dec.)
Author:W. Sugimoto, H. Yamamoto, Y. Sugahara, and K. Kuroda

Patents
Patents
Ruthenic Acid Nanosheet and Production Method Thereof
Electrode catalyst for electrochemical reaction, process for producing the electrode catalyst and electrode for electrochemical reaction having the electrode catalyst
Themes for Joint Research
Electrode materials for supercapacitors , Electrochemistry, Ceramic Engineering
Electrocatalysts for fuel cells , Electrochemistry, Catalysis and Catalysts
Catalytic studies of carbon and carbon supported nanocatalysts , Electrochemistry, Carbon Materials, Catalysis and Catalysts
Metal and metal oxide nanosheets , Electrochemistry, Ceramic Engineering, Soft Chemistry