Presentations -

Al/Polyaniline Primary Cell with a BPC Ambient Temperature Molten Salt Electrolyte

Oral Presentation(General)  Nobuyuki Koura, Koichi Ui, and Shigeru Ito

1993.04

　

　

Positive Electrode Active Material of Lithium Secondary batteries with an Ambient Temperature Molten Salt Electrolyte

Oral Presentation(General)  Koichi Ui, Nobuyuki Koura, Kazuyuki Takeishi, and Yasushi Idemoto

1994.03

　

　

Crystalline V₂O₅ as a Positive Electrode Active Material for Lithium Secondary batteries with an Ambient Temperature Molten Salt Electrolyte

Oral Presentation(General)  Koichi Ui, Nobuyuki Koura, and Yasushi Idemoto

1995.04

　

　

Electrode Characteristics of Crystalline V₂O₅ as a Positive Electrode Active Material for Lithium Secondary battery with an Ambient Temperature Molten Salt Electrolyte

Oral Presentation(General)  Koichi Ui, Nobuyuki Koura, and Yasushi Idemoto

1995.09

　

　

V₂O₅ Positive Electrode for Secondary Lithium battery with an Ambient Temperature Molten Salt Electrolyte - Studies on the electrode composition

Oral Presentation(General)  Koichi Ui, Nobuyuki Koura, and Yasushi Idemoto

1996.04

　

　

Electrode Characteristics of Li-Al as a Negative Electrode Active Material for Lithium Secondary battery with an Ambient Temperature Molten Salt Electrolyte

Oral Presentation(General)  Koichi Ui, Nobuyuki Koura, and Yasushi Idemoto

1995.09

　

　

Electrode Characteristics of β-ferrite as a Cathode Material for Lithium Secondary batteries

Oral Presentation(General)  Shigeru Ito, Koichi Ui, Masaru, Nobuyuki Koura, and Yasushi Idemoto

1995.09

　

　

Electrode Characteristics of LiNiO₂ Positive Electrode for Secondary Lithium battery with an Ambient Temperature Molten Salt Electrolyte

Oral Presentation(General)  Yasushi Idemoto, Nobuyuki Koura, Koichi Ui, and Takashi Mukai

1997.03

　

　

Electrodeposition of Crack-Free Amorphous Zn-Ni Alloy from an Organic Solvent Added ZnCl₂-NiCl₂-EMIC Ambient-Temperature Molten Salt Bath (Ⅱ)

Oral Presentation(General)  N. Koura, N. Kamiura, K. Ui, Y. Idemoto, and T. Yamazaki

2006.04

　

　

Preparation of Electrode for Electric Double Layer Capacitors Prepared by Electrophoretic Deposition Method - Investigation of the Solvents -

Oral Presentation(General)  Kazuma Okura, Koichi Ui, Nobuyuki Koura, Satoru Tsumeda, and Kenji Tamamitsu

2006.11

　

　

The Effects of Synthetic Conditions Using Spray Dry Method on the Electrode Properties of Li₄Ti₅O₁₂

Oral Presentation(General)  Daisuke YOSHIKAWA, Yuko MITOBE, Yoshihiro KADOMA, Koichi UI, and Naoaki KUMAGAI

2008.06

　

　

Coating Effects and Electrochemical Properties ofLi₄Ti₅O₁₂ Coated by Electric Conductive Materials

Oral Presentation(General)  Norio SUZUKI, Daisuke YOSHIKAWA, Yoshihiro KADOMA, Koichi UI, and Naoaki KUMAGAI

2008.06

　

　

Electrochemical performance of Li-Ti-O compounds and Li₄Ti₅O₁₂/LiMn₂O₄ batteries

Oral Presentation(General)  Kazue SHIMOKAWARA, Yuko MITOBE, Yoshihiro KADOMA, Koichi UI, and Naoaki KUMAGAI

2008.06

　

　

Synthesis of LiFePO₄/C Composite from Ferric Organic Acid using Spray-drying Method and Its Electrochemical Properties

Oral Presentation(General)  Yusuke OGINO, Katsutoshi ABIKO, Jung-Min KIM, Yoshihiro KADOMA, Koichi UI, and Naoaki KUMAGAI

2008.06

　

　

Effects of Ion-exchanging Temperature on Crystal Structure and Electrochemical Performance of Li⁺ ion-exchanged α-MnO₂

Oral Presentation(General)  Ryo KIMURA, Yoshihiro KADOMA, Koichi UI, and Naoaki KUMAGAI

2008.06

　

　

Electrochemical performance of Li₄Ti₅O₁₂ as a negative electrode in Imidazolium-Based Room-temperature Ionic Liquid Electrolyte

Oral Presentation(General)  Koichi UI, Shotaro KON, Yoshihiro KADOMA, and Naoaki KUMAGAI

2008.06

　

　

Electrochemical Characteristics of Hot-dip Aluminized Steel Sheet in Electrolyte for Lithium-ion Batteries

Oral Presentation(General)  Koichi UI, Daisuke JIN, Satoru SASAKI, Yoshihiro KADOMA, Naoaki KUMAGAI

2008.06

　

　

Development of 3 V-Class Lithium-ion Secondary Battery with Imidazolium-Based Room-temperature Ionic Liquid Electrolyte

Oral Presentation(General)  Koichi Ui, Hiroki Karishuku, Yoshihiro Kadoma, Kazuaki Shimada, and Naoaki Kumagai

2009.11

　

　

Thermodynamic Stability and Crystal Structure Dependence on Li Content of Li_yMn_2-xM_xO₄(M=Mg, Al, Cr, Mn) as a Cathode Material for the Lithium Secondary Battery

Poster (General)  Y. Idemoto, K. Horiko, K. Ui, and N. Koura

2004.06

　

　

Lithium Battery Having a Large Capacity Using Fe₃O₄ as a Cathode Material

Poster (General)  S. Ito, K. Nakaoka, M. Kawamura, K. Ui, K. Fujimoto, and N. Koura

2004.06

　

　

Development of the Nonflammable Lithium Secondary Battery with an Ambient Temperature Molten Salt Electrolyte

Poster (General)  K. Ui, K. Ishikawa T. Minami, Y. Idemoto, and N. Koura

2004.07

　

　

Theoretical Study of Geometries and Electronic Structures of AlNa_n-H (n=1-8) Clusters

Poster (General)  H. Matsuzawa*, H. Sato, K. Ui, Y. Idemoto, N. Koura (*Chiba Institute of Technology)

2004.07

　

　

Development of Nonflammable Lithium Secondary Battery with Ambient Temperature Molten Salt Electrolyte - Performances of Positive Electrode -

Oral Presentation(General)  K. Ui, K. Ishikawa, Y. Idemoto, and N. Koura

2004.10

　

　

Application of Electroplated Al film to the Negative Electrode for Nonflammable Lithium Secondary Battery with Ambient Temperature Molten Salt Electrolyte

Poster (General)  K. Ishikawa, T. Minami, K. Ui, Y. Idemoto, and N. Koura

2004.10

　

　

Studies on the corrosion phenomena of Pb alloy negative electrodes for lead-acid battery on charging (3)

Poster (General)  N. Koura, K. Kasuya, K. Ui, and Y. Idemoto

2004.10

　

　

Crystal Structural Change during Charge-Discharge Process of LiMn_1.5Ni_0.5O₄ as a Cathode Active Material for 5V Class Lithium Secondary Battery

Oral Presentation(General)  Y. Idemoto, H. Sekine, K. Ui, and N. Koura

2004.10

　

　

Development of electroplated Al film negative electrode for non-flammable lithium secondary battery with ambient-temperature molten salt electrolyte

Oral Presentation(General)  K. Ui, K. Ishikawa, Y. Idemoto, and N. Koura

2005.09

　

　

Photocatalytic Activity of Responsive Indoor-light Ag-TiO_2-xN_x Composite Film Prepared by Composite Coating

Poster (General)  N. Koura, K. Gohda, K. Ui, and F. Yamaguchi

2005.10

　

　

Electrodeposition of Nb₃Sn Alloy from Basic NbCl₅-SnCl₂-EMIC Ambient Temperature Molten Salt Melt

Poster (General)  N. Koura, H. Sakai, K. Ui, and Y. Idemoto

2005.10

　

　

Dependence of thermodynamic stability and the crystal structure on Li content for Li_xMn_1-yM_yO₂ ( M=Mn, Al, Cu ) as a cathode active material for Li secondary battery

Oral Presentation(General)  Y. Idemoto, Y. Konno, N. Koura, and Koichi Ui

2005.12

　

　

Preparation and characterization of Pb-Zr-Ti-Nb-Si-O ferroelectric thick film by electrophoretic deposition method

Oral Presentation(General)  Y. Idemoto, S. Yoshida, N. Koura, and Koichi Ui

2005.12

　

　

Electroplating of Aluminum-Carbon Nanotube Composite from the Ambient-Temperature Molten Salt Electrolyte

Poster (General)  T. Yatsushiro, T. Kaneko, K. Tsuchiya, K. Takeuchi, K. Ui, N. Koura, R. Murakami, and A. Ehira

2006.04

　

　

Electrochemical Characteristics of Binder-Free Electrode Prepared by Electrophoretic Deposition Method for Lithium-ion Secondary Batteries

Poster (General)  H. Nagase, K. Ui, Y. Idemoto, and N. Koura

2006.05

　

　

Development of Electrode for Capacitors Prepared by Electrophoretic Deposition Method

Poster (General)  K.Okura, K. Ui, Y. Idemoto, N. Koura, S. Tsumeda1, S. Ishimoto1, and K. Tamamitsu1 (1 Research Center, Nippon Chemi-con Corporation)

2006.05

　

　

Development of Solid Oxide Fuel Cell Operated at Intermediate-Temperature for Direct Utilization of Dimethylether Fuel (4)

Poster (General)  K. Takeuchi1, Y. Ishida, K. Ui, H. Koyanaka2, and N. Koura (1 Faculty of Industrial Science and Technology, Tokyo University of Science, 2 Research Institute for Sustainable Humanosphere, Kyoto University)

2006.05

　

　

Electrodeposition of Amorphous Zn-Ni Alloy from an Organic Solvent Added ZnCl₂-NiCl₂-EMIC Ambient-Temperature Molten Salt Bath

Poster (General)  N. Kamiura, N. Koura, K. Ui, and Y. Idemoto

2006.05

　

　

Corrosion Behavior of Fe in Li₂CO₃-Na₂CO₃ Molten Carbonates using A.C. Impedance Method

Oral Presentation(General)  K. Takeuchi1, Y. Wakabayashi, K. Ui, and N. Koura (1 Faculty of Industrial Science and Technology, Tokyo University of Science)

2006.05

　

　

The Structure of Molten Lithium Carbonate calculated by DFT and MD Simulations

Oral Presentation(General)  Ken Takeuchi1, Hideaki Ohata1, Koichi Ui, and Nobuyuki Koura1 (1 Tokyo University of Science)

2007.05

　

　

Electrochemical Characteristics of Co-Sn Alloy Film Prepared by Pulse Electrodeposition Method as Negative Electrode for Lithium Secondary Batteries

Oral Presentation(General)  Koichi Ui, Shinei Kikuchi, Yoshihiro Kadoma, and Naoaki Kumagai

2007.05

　

　

Structural Modification and Electrochemical Property of Li[Li_(1-X)/3Co_XMn_(2-2X)/3]O₂ (0 < x < 1)

Poster (General)  Naoaki Kumagai, Syo Tsuruta, Jung-Min Kim, Yoshihiro Kadoma, and Koichi Ui

2007.07

　

　

Structural Stability and Electrochemical Properties of Hollandute-type Li_xMnO₂ by Li⁺ ion Exchange for Lithium Battery Electrodes

Poster (General)  Yoshihiro Kadoma, Satoru Oshitari, Koichi Ui, and Naoaki Kumagai

2007.07

　

　

X-ray Diffractional Study of Delithiated Li_1+X[Ni_ZCo_1-2ZMn_Z]_1-XO₂ (0 < Z <0.5) and its Electrochemical Property

Oral Presentation(General)  Jung-Min Kim, Daisuke Yoshikawa, Yoshihiro Kadoma, Koichi Ui, and Naoaki Kumagai

2007.07

　

　

Electrochemical Characteristics of Co-Sn Alloy Film Prepared by Pulse Electrodeposition Method as Negative Electrode for Lithium Secondary Batteries (2)

Oral Presentation(General)  K. Ui, S. Kikuchi, Y. Kadoma, and N. Kumagai

2007.10

　

　

Electrochemical Characteristics of Sn Film Prepared by Pulse Electrodeposition Method as Negative Electrode for Lithium Secondary Batteries

Poster (General)  Koichi Ui, Shinei Kikuchi, Yoshihiro Kadoma, and Naoaki Kumagai

2008.06

　

　

Electrochemical Characteristics of Co-Sn Alloy Film Prepared by Pulse Electrodeposition Method as Negative Electrode for Lithium Secondary Batteries (3)

Oral Presentation(General)  K. Ui, S. Kikuchi, Y. Kadoma, and N. Kumagai

2008.11

　

　

Fabrication of SnO₂ Nanoparticles for Electrode Materials by the Liquid Phase Deposition Method

Poster (General)  Minoru MIZUHATA, Yuki UMEKAGE, Ramanujam KUMARESAN, and Koichi UI

2009.11

　

　

Electrochemical Characteristics of SnO₂ Nanoparticle Negative Electrode using Water-soluble Polymer as a Binder

Poster (General)  Koichi UI, Soshi KAWAMURA, Satomi FUKUYA, Yoshihiro KADOMA, Naoaki KUMAGAI, Yuki UMEKAGE, Ramanujam KUMARESAN, and Minoru MIZUHATA

2009.11

　

　

Electrochemical Characteristics of SnO₂ Nanoparticle Prepared by Liquid Phase Deposition Method as Negative Electrode for Lithium Secondary Batteries

Oral Presentation(General)  ○Koichi Ui, Satomi Fukuya, Soshi Kawamura, Yoshihiro Kadoma, Naoaki Kumagai, Yuki Umekage*, Ramanujam Kumaresan*, and Minoru Mizuhata* (Kobe University*)

2010.04

　

　

SnO₂ Nanofabrication for Electrode Materials by the Liquid Phase Deposition Method

Oral Presentation(General)  ○Minoru Mizuhata*, Yuki Umekage*, Ramanujam Kumaresan*, and Koichi Ui (Kobe University*)

2010.04

　

　

Spray-Drying Synthesis of Lithium-Excess Li_4+xTi_5-x-yNb_yO₁₂ and Electrode Properties for Li-Ion Batteries

Oral Presentation(General)  ○N. Kumagai, D. Yoshikawa, Y. Kadoma and K. Ui

2010.04

　

　

Electrochemical Characteristics of SnO₂ Nanoparticle as a Negative Electrode Prepared by Liquid Phase Deposition Method

Poster (General)  ○K. Ui, S. Fukuya, Y. Kadoma, N. Kumagai, Y. Umekage*, R. Kumaresan*, and M. Mizuhata* (Kobe University*)

2010.06

　

　

Synthesis of Li_4+xTi_5-xO_12-δ/C by Spray-Drying Method and its Electrochemical Properties

Poster (General)  ○Y. Kadoma, N. Suzuki, D. Yoshikawa, K. Ui and N. Kumagai

2010.06

　

　

Solid Oxide Fuel Cell for Direct Utilization of DME at Intermediate Temperature

Poster (General)  ○Ken Takeuchi*, Ryosuke Tai**, Koichi Ui, Kenjiro Fujimoto**, Shigeru Ito**, Hideki Koyanaka***, and Nobuyuki Koura** (Tokyo University of Science*, Tokyo University of Science**, Kyoto University***)

2010.09

　

　

Electrochemical performance of liquid phase deposition synthesized C-SnO₂ composites as anode active materials

Poster (General)  ○Ramanujam Kumaresan*, Yuki Umekage*, Minoru Mizuhata*, and Koichi Ui (Kobe University*)

2010.09

　

　

Synthesis and Electrochemical Properties of LiFePO₄/C Composite Prepared by Co-Precipitation Method

Oral Presentation(General)  ○Y. Kadoma, Y. Ogino, K. Abiko, K. Ui, and N. Kumagai

2010.10

　

　

Spray-Drying Synthesized Lithium-Excess Li₄Ti_5-xNb_xO1_2-δ and Its Electrochemical Property as Negative Electrode Material for Li-Ion Batteries

Poster (General)  ○D. Yoshikawa, Y. Kadoma, K. Ui, and N. Kumagai

2010.10

　

　

Fabrication of Carbon/Metal Oxide Nanocomposite Prepared by the Liquid Phase Deposition Method for High Performance Li-ion Battery

Oral Presentation(General)  ○Ramanujam Kumaresan*, Yuki Umekage*, Minoru Mizuhata*, and Koichi Ui (Kobe University*)

2010.11

　

　

Nanofabrication of tin oxide for anode active materials by the liquid phase deposition method

Oral Presentation(General)  ○Minoru Mizuhata*, Yuki Umekage*, Ramanujam Kumaresan*, and Koichi Ui (Kobe University*)

2010.12

　

　

Synthesis and Electrochemical Properties of Nano Fiber Hollandite-type Manganese Oxides using a Hydrothermal Method

Poster (General)  Yoshihiro Kadoma, Tatsuya Akahira, Tsubasa Fukuda, Koichi Ui, and Naoaki Kumagai

2011.03

　

　

Electrochemical characteristics of the graphite electrodes in Phosphonium Type Ionic Liquid Electrolyte

Poster (General)  Koichi Ui, ○Jun Towada, Hitoshi Hirose, Yoshihiro Kadoma, and Naoaki Kumagai, Toru Ishida*, and Kimitaka Okubo* (Kanto Denka Kogyo*)

2011.03

　

　

Synthesis of Li excess Li_4.3Ti₅O1₁₂/C Using Spray-drying Method and its Electrode Property

Poster (General)  Daisuke Yoshikawa, Norio Suzuki, Yoshihiro Kadoma, Koichi Ui, and Naoaki Kumagai

2011.03

　

　

Direct-DME SOFC for Intermediate Operation Temperature Using Proton Conductor as the Electrolyte

Oral Presentation(General)  ○ K. Takeuchi*, R. Tai*, K. Ui, K. Fujimoto*, S. Ito*, H. Koyanaka**, and N. Koura (Tokyo University of Science*, Kyoto University**)

2011.05

　

　

Electrochemical characteristics of the graphite electrodes in Phosphonium-Cation-based Ionic Liquid Electrolyte

Oral Presentation(General)  ○Koichi Ui, Jun Towada, Hitoshi Hirose, Yoshihiro Kadoma, and Naoaki Kumagai, Toru Ishida*, and Kimitaka Okubo* (Kanto Denka Kogyo*)

2011.06

　

　

Application of Mixed Alkali Metal TFSA Intermediate Temperature Ionic Liquid to Li Metal Secondary Battery

Poster (General)  ○Toshinari Koketsu, Toshiyuki Nohira, Rika Hagiwara, Koichi Ui, and Naoaki Kumagai (Kyoto University*)

2011.09

　

　

Analysis of Electrochemical Reaction on Graphite Negative Electrode Coated with Polyacryl Acid

Poster (General)  Koichi Ui, ○Yuki Niwata, Daisuke Fujii, Yoshihiro Kadoma, and Naoaki Kumagai

2011.09

　

　

Electrochemical Characteristics of the Graphite Electrodes in Amide Type Ionic Liquid Electrolyte

Poster (General)  ○Jun Towada, Yoshihiro Kadoma, Naoaki Kumagai, Eiichi Narita, and Koichi Ui

2011.09

　

　

Effects of Hydrothermal Synthetic Conditions of Hollandite-type MnO₂ on the Electrochemical Properties

Poster (General)  ○Yoshihiro Kadoma, Tatsuya Akahira, Tsubasa Fukuda, Koichi Ui, and Naoaki Kumagai

2011.09

　

　

Electrode Property of Li excess Li_4.3Ti₅O₁₂/C Prepared by Spray-drying Method

Poster (General)  ○Daisuke Yoshikawa, Norio Suzuki, Yoshihiro Kadoma, Koichi Ui, and Naoaki Kumagai

2011.09

　

　

Hydrothermal Synthesis and Electrochemical Properties of Hollandite-type Manganese Oxides

Oral Presentation(General)  ○Y. Kadoma, T. Akahira, T. Fukuda, K. Ui, and N. Kumagai

2011.10

　

　

Fabrication of SnO₂ Nanoparticle Negative Electrode for Lithium Secondary Batteries by Electrophoretic Deposition Method

Poster (General)  ○Koichi Ui, Soshi Kawamura, Yoshihiro Kadoma, Naoaki Kumagai, and Minoru Mizuhata * (Kobe University*)

2012.06

　

　

Influence of Binder Types on the Electrochemical Characteristics of SnO₂ Nanoparticle as Negative Electrode for Lithium Secondary Batteries

Poster (General)  ○Koichi Ui, Satomi Fukuya, Yoshihiro Kadoma, Naoaki Kumagai, Yuki Umekage*, Ramanujam Kumaresan*, and Minoru Mizuhata * (Kobe University*)

2012.08

　

　

Electrochemical Characteristics of Various Graphite Electrodes in Room-temperature Ionic Liquid

Poster (General)  Koichi Ui, ○Tomohiro Karouji, Jun Towada, Yoshihiro Kadoma, and Naoaki Kumagai

2012.09

　

　

Structural Modification and Electrochemical Characteristics of Co-substituted Hollandite-type Manganese Oxides using a Hydrothermal Method

Oral Presentation(General)  ○Y. Kadoma, H. Watanabe, K. Ui, and N. Kumagai

2012.10

　

　

Effects of Template Species in Tunnel Structure on Electrode Characteristics of α-MnO₂ Nano-particle by Solution Method

Poster (General)  Yoshihiro Kadoma, ○Hisashi Watanabe, Naoaki Kumagai, Koichi Ui

2013.09

　

　

Influence of Natural Graphite Particle Size on Its Electrochemical Characteristics in TFSA Type Roomtemperature Ionic Liquids

Poster (General)  Koichi Ui, ○Tomohiro Karouji, Jun Towada, Yoshihiro Kadoma, Naoaki Kumagai

2013.09

　

　

Fabrication of Bimder-free Si Nanoparticle Negative Electrode for Lithium Secondary Batteies by Erectrophoretic Deposition Method

Poster (General)  Koichi Ui, ○Ryohei Saito, Yoshihiro Kadoma, Tomoyuki Kakigi*, Soshi Kawamura*, and Toru Sukigara* (Honda R&D automobile center *)

2013.09

　

　

Influence of Conductive Agent Types on Electrochemical Characteristics of SnO2 Nanoparticle as Negative Electrode for Lithium Secondary Batteries

Poster (General)  Koichi Ui, ○Yu Shibata, Yoshihiro Kadoma, Naoaki Kumagai, and Minoru Mizuhata * (Kobe University*)

2013.09

　

　

Preparation of Fe-Sn Alloy Film as Negative Electrode for Lithium Secondary Batteries by Pulse Electrolysis

Poster (General)  Koichi Ui, ○Yoshinori Kudo, and Yoshihiro Kadoma

2013.09

　

　

Influence of Electrodeposition Conditions on Electrochemical Characteristics SnO₂ Nanoparticle as Negative Electrode for Lithium Secondary Batteries

Poster (General)  Koichi Ui, ○Takao Komatsu, Yoshihiro Kadoma, Naoaki Kumagai, and Minoru Mizuhata* (Kobe University*)

2013.09

　

　

Analysis of Voltage Depression Mechanism After Charge-Discharge Cycling Tests for Li and Mn-Rich Cathode Materials

Oral Presentation(General)  ○Yoshihiro Kadoma, Akari Matsutomo, Hisashi Watanabe, Yuki Takei*, Keisuke Nomura*, Masatsugu Nakano*, and Koichi Ui (Samsung R&D Institute Japan*)

2013.10

　

　

Analysis of Electrochemical Behavior of Natural Graphite Electrode in N, N-Diethyl-N-Methyl-N-(2-methoxyethyl) Ammonium Bis(trifluoromethylsulfonyl)Amide Containing Lithium Ion

Poster (General)  〇 K. Ui, T. Karouji, J. Towada, K. Shimada, T. Tsuda* (Osaka University*), and Y. Kadoma

2014.06

　

　

Electrochemical Characteristics of Binder-free Silicon Nanoparticle Negative Electrode Prepared by Electrophoretic Deposition Method

Poster (General)  Koichi Ui, 〇 Ryohei Saito, Yoshihiro Kadoma, Tatsuya Takeguchi, Tomoyuki Kakigi*, Soshi Kawamura*, and Toru Sukigara* (Honda R&D automobile center *)

2014.07

　

　

Effects of Synthetic Conditions on Electrode Characteristics of α-MnO₂ Nano-particle for Lithium Secondary Batteries

Poster (General)  Yoshihiro Kadoma, 〇 Taisei Sekiguchi, Hisashi Watanabe, Koichi Ui, and Tatsuya Takeguchi

2014.07

　

　

Synthesis of Li_4.3Ti₅O₁₂ Carbon Composite using PVA as a Carbon Source and Its Electrode Properties for Lithium Secondary Batteries

Poster (General)  Yoshihiro Kadoma, 〇 Yuya Tada, Yusuke Chiba, Norihiro Haga, Hisashi Watanabe, Koichi Ui, and Tatsuya Takeguchi

2014.07

　

　

Electrochemical Characteristics of Fe-Sn Alloy Film Prepared by Pulse Electrolysis as Negative Electrode for Lithium Secondary Batteries

Poster (General)  Koichi Ui, 〇 Yoshinori Kudo, Yoshihiro Kadoma, Tatsuya Takeguchi

2014.07

　

　

Influence of Carbon Conductive Agent on Electrochemical Characteristics of SnO₂ Nanoparticle as Negative Electrode for Lithium Secondary Batteries

Poster (General)  Koichi Ui, Yu Shibata, 〇 Takahiro Abe, Yoshihiro Kadoma, Tatsuya Takeguchi, and Minoru Mizuhata* (Kobe University*)

2014.07

　

　

Influence of Cation Types of Room-temperature Ionic Liquid on Electrochemical Characteristics of Natural Graphite Electrode

Poster (General)  Koichi Ui, 〇 Hiroki Sato, Tomohiro Karouji, Jun Towada, Yoshihiro Kadoma, Kazuaki Shimada, Tetsuya Tsuda*, and Tatsuya Takeguchi (Osaka University*)

2014.07

　

　

In situ SEM observation of electrode reactions in ionic liquid-based lithium-ion secondary battery

Oral Presentation(General)  〇 Tetsuya Tsuda*, Teruki Sano*, Tsukasa Kanetsuku*, Yoshifumi Oshima*, Koichi Ui, Masaki Yamagata**, Masashi Ishikawa**, and Susumu Kuwabata* (Osaka University*, Kansai University**)

2014.09

　

　

Analysis of Electrochemical Behavior in Interface between Organic Solvent Electrolyte and Binder-free Si Nanoparticle Electrode for Lithium Secondary Batteries

Poster (General)  Koichi Ui, 〇 Kenta Kikuchi, Ryohei Saito, Yoshihiro Kadoma,Tatsuya Takeguchi, Soshi Kawamura*, Tomoyuki Kakigi*, and Toru Sukigara* (Honda R&D automobile center *)

2015.09

　

　

Influence of Carbon Conductive Agents on Dispersibility and Electrochemical Characteristics of SnO₂ Nanoparticle as Negative Electrode for Lithium Secondary Batteries

Poster (General)  Koichi Ui, 〇 Takahiro Abe, Yoshihiro Kadoma, Tatsuya Takeguchi, and Minoru Mizuhata* (Kobe Univ.)

2015.09

　

　

Influence of Binder Types on Electrochemical Characteristics of Si Nanoparticle as Negative Electrode for Lithium Secondary Batteries

Poster (General)  Koichi Ui, 〇 Kei Kumabayashi, Yoshihiro Kadoma, Tatsuya Takeguchi, Masato Aoyama*,and Mitsuo Shibutani* ( Nippon Synthetic Chemical Industry*)

2015.09

　

　

Synthesis of Co-doped Hollandite-type Mnganese Oxides Using a Solution Method and their ORR Activities

Oral Presentation(General) 

2015.12

　

　

Influence of Mesopore Volume of Carbon Materials on Electrochemical Performance for Lithium-air Secondary Battery

Oral Presentation(General)  Tatsuya Takeguchi*, 〇 Shun Sakamoto*, Yoshihiro Kadoma*, Akari Matsutomo*, Miyuki Kojima*, and Koichi Ui (ALCA-SPRING, JST*)

2016.03

　

　

Effects of Pore Volume on Discharge Reaction of Carbon Electrodes for Lithium-air Secondary Battery

Poster (General)  Tatsuya Takeguchi*, 〇 Nozomi Matsuhashi*, Yoshihiro Kadoma*, Akari Matsutomo*, Miyuki Kojima*, and Koichi Ui (ALCA-SPRING, JST*)

2016.03

　

　

Effect of Cobalt-doped to Hollandite-type Manganese Oxides Nanoparticles on ORR and OER Activities ,

Oral Presentation(General)  Yoshihiro Kadoma, 〇 Taisei Sekiguchi*, Miyuki Kojima*, Koichi Ui, and Tatsuya Takeguchi* (CREST, JST*)

2016.03

　

　

Synthesis of Platinum Carbon Composite Catalyst by Ethanol Reduction Method and Its Electrochemical Properties

Oral Presentation(General)  Yoshihiro Kadoma*, 〇 Yuya Tada*, Akari Matsutomo*, Miyuki Kojima*, Koichi Ui, and Tatsuya Takeguchi* (ALCA-SPRING, JST*)

2016.03

　

　

Analysis of Electrochemical Reactions at Room-temperature Ionic Liquids / Natural Graphite Electrodes Interface in Lithium-ion Secondary Batteries

Poster (General)  Koichi Ui, ○Hiroki Sato, and Tatsuya Takeguchi

2016.09

　

　

Discharge-charge Characteristics of Lithium-air Secondary Batteries with Room-temperature Ionic Liquid

Poster (General)  Koichi Ui, ○Yushi Sato, and Tatsuya Takeguchi

2016.09

　

　

Influence of PVB Binder on Charge-discharge Characteristics of Si Nanoparticle Negative Electrode for Lithium Secondary Batteries

Poster (General)  Koichi Ui, ○Kei Kumabayashi, Tatsuya Takeguchi, Masato Aoyama*, and Mitsuo Shibutani* ( Nippon Synthetic Chemical Industry*)

2016.09

　

　

Analysis of Electrochemical Behavior at Interface between Room-temperature Ionic Liquid and Binder-free Si Nanoparticle Electrode in Lithium Secondary Batteries

Poster (General)  Koichi Ui, ○Kenta Kikuchi, Tatsuya Takeguchi, Soshi Kawamura*, Tomoyuki Kakigi*, and Toru Sukigara* (Honda R&D automobile center *)

2016.09

　

　

Charge-discharge Characteristics of Natural Graphite Positive Electrode for Aluminum Secondary Battery

Poster (General)  Koichi Ui, ○Satoshi Kobayashi, Ryo Sato, Tatsuya Takeguchi, Yuki Matsuda*, Kou Takahashi*, and Kazuhiko Ida* (Technova*)

2016.09

　

　

Relationship between Discharge Products and Battery Characteristics in Lithium-Air Secondary Batteries with Organic Solvent / Ionic Liquid Mixed Electrolytes

Poster (General)  Ryosuke Bannai 1, Toshihiko Mandai 2, Koichi Ui 1, 2, and Tatsuya Takeguchi 1, 2 (1Iwate University Graduate School of Engineering, 2Iwate University Graduate School of Science and Engineering)

2018.09

　

　

Discharge-Charge Characteristics of Aluminum Secondary Batteries using Room-Temperature Ionic Liquid Electrolyte

Poster (General)  Koichi Ui, Ryo Fujishima, Toshihiko Mandai, Tatsuya Takeguchi, Yuki Matsuda*, and Kazuhiko Ida* (Technova*)

2018.09

　

　

Analysis of Electrochemical Behaviors at TFSA-Based Room-Temperature Ionic Liquids / Natural Graphite Electrodes Interface in Lithium-ion Secondary Batteries

Poster (General)  Koichi Ui, Sunjae Moon, Yushi Sato, Toshihiko Mandai, and Tatsuya Takeguchi

2018.09

　

　

Performance evaluation of low platinum loading Pt-Ru/C catalyst for anode in PEFC

Poster (General)  Kazuki Kumagai, Toshihiko Mandai, Koichi Ui, Yasuo Kaneta*, and Tatsuya Takeguchi (JUKES*)

2018.09

　

　

Metal Oxide Catalyst as CarbonFree Positive Electrodes for Secondary Zinc-Air Batteries

Poster (General)  Ryo KOBAYASHI, Tatsuya TAKEGUCHI, Koichi U

2016.12

　

　

Analysis of Surface Deposit Formed on the Binder-free Si Nanoparticle Electrode in Room-temperature Ionic Liquid Containing Lithium bis(trifluoromethanesulfonyl)amide

Poster (General)  ○ Koichi Ui, Kenta Kikuchi, Ryohei Saito, Yoshihiro Kadoma,Tatsuya Takeguchi, Soshi Kawamura*, Tomoyuki Kakigi*, and Toru Sukigara* (Honda R&D automobile center *)

2016.06

　

　

Linear Sweep Voltammetry of Bimetallic PtRu Alloy Nanoparticles in Various Types of Carbon Supports for CO Oxidation Activity

Poster (General)  ○ Thidarat Wongsawa, Tatsuya Takeguchi, Napan Narischat, and Koichi Ui

2016.08

　

　

Effect of Porous Structures on ORR Activity of the Perovskite-type Oxide Catalyst having Gas Flow Channels and Macropores

Poster (General)  ○ Ryo Kobayashi, Tatsuya Takeguchi, Yoshihiro Kadoma, and Koichi Ui

2016.08

　

　

Influence of Pt Amounts on ORR Activities of Pt/C Catalysts for Low Pt Loading PEFCs

Poster (General)  ○ Yuta Nakai, Tatsuya Takeguchi, Yoshihiro Kadoma, and Koichi Ui

2016.08

　

　

Influence of Surface Area of Mesopore Volume on Discharge Characteristics for Lithium-Air Secondary Battery

Poster (General)  ○ Shun Sakamoto, Tatsuya Takeguchi, Miyuki Kojima (Iwate University, ALCA-SPRING, JST), and Koichi Ui (Iwate University)

2016.10

　

　

Relationship Between Discharge Profile and Pore Structure for Lithium-Air Secondary Battery

Poster (General)  ○ Nozomi Matsuhashi, Tatsuya Takeguchi, Miyuki Kojima (Iwate University, ALCA-SPRING, JST), and Koichi Ui (Iwate University)

2016.10

　

　

Influence of Noble Metal Catalyst on Electrochemical properties of Lithium-Air Secondary Batteries

Poster (General)  Tatsuya Takeguchi*, ○Ryoko Syuhama*, Miyuki Kojima*, and Koichi Ui (ALCA-SPRING, JST *)

2017.09

　

　

Synthesis of low-loading platinum catalyst supported on carbon with different pore structures

Poster (General)  Tatsuya Takeguchi, ○Kenta Inaba, and Koichi Ui

2017.09

　

　

Influence of Electrolytic Conditions on Properties of Electrolytic Aluminum Foil Using AlCl₃-EMIC Melt

Poster (General)  Tatsuya Takeguchi, ○Koto Kawakami, and Koichi Ui

2017.09

　

　

Influence of Electrolytic Conditions on Properties of Electrolytic Aluminum Foil Using AlCl₃-EMIC Melt

Poster (General)  Koichi Ui, ○Satoshi Kobayashi, Tatsuya Takeguchi, Tetsuya Tsuda*, Yukio Honkawa**, Jyunji Nunomura**, and Yoichi Kojima** (Osaka Univ. *・UACJ Corp. Ltd. **)

2017.09

　

　

Influence of Electrolytic Conditions on Properties of Electrolytic Aluminum Foil Using AlCl₃-EMIC Melt

Poster (General)  Tatsuya Takeguchi, ○Hiroka Suetsugu, and Koichi Ui

2017.09

　

　

Discharge-Charge Characteristics of Aluminum Secondary Batteries using Chloroaluminate Ionic Liquid Electrolyte

Poster (General)  Koichi Ui, Ryo Fujishima, and Tatsuya Takeguchi

2019.09

　

　

Influence of Catalysts on Interface Behavior of Air Electrode for Lithium-Air Secondary Batteries

Poster (General)  Tatsuya Takeguchi, ○Ryosuke Bannai, Miyuki Kojima, and Koichi Ui

2017.09

　

　

Microstructural Analysis of Metal-Carbon Composite Materials and The Influence on Discharge - Charge Characteristic of Lithium - Air Secondary Batteries

Poster (General)  Narumi Sato, Koichi Ui, and Tatsuya Takeguchi

2019.09

　

　

Electrochemical Characteristics of Lithium-Air Secondary Batteries with TFSA-Based Room-Temperature Ionic Liquid

Poster (General)  Koichi Ui, ○Yushi Sato, Toshihiko Mandai, and Tatsuya Takeguchi

2017.09

　

　

Electrocatalytic activity towards of Oxygen Reduction Reaction of PtCo-M/C nanoparticles with enhanced ECSA

Poster (General)  Batnyagt Garavdorj, Koichi Ui, and Tatsuya Takeguchi

2019.09

　

　

電着法によるPr₂Ba₄Cu₇O₁₅銅酸化物の合成と物性評価

Oral Presentation(General)  熊谷 凌, 中六角有矢, 佐藤優至, 宇井幸一, 谷口晴香, ◯松川倫明, 萩原 亮*(京都工繊大*)

2017.09

　

　

Performance evaluation of different metal loading catalyst using high specific surface area carbon for anode in PEFC

Poster (General)  Kazuki Kumagai, Koichi Ui, Yasuo Kaneta*, and Tatsuya Takeguchi (JUKES*)

2019.09

　

　

AlCl₃-EMIC浴を用いる電解Al箔の平滑性に及ぼす電解条件の影響

Poster (General)  宇井幸一, ○小林哲士, 万代俊彦, 竹口竜弥, 津田哲哉*, 本川幸翁**, 布村順司**, 兒島洋一** (阪大*, UACJ**)

2017.10

　

　

Effect of Additives on Preparation of Electrolytic Aluminum Foil Using Pulse electrolysis

Poster (General) 

2019.09

　

　

Influence of Cationic Species in Ionic Liquid Electrolytes on Discharge-Charge Characteristics of lithium-air Secondary Batteries

Poster (General)  Yuji Ono*, Koichi Ui, and Tatsuya Takeguchi* (ALCA-SPRING*)

2019.09

　

　

電着法によるPr₂Ba₄Cu₇O₁₅銅酸化物の酸素アニールによる物性評価

Oral Presentation(General)  熊谷 凌, 中六角有矢, 佐藤優至, 宇井幸一, 谷口晴香, ◯松川倫明, 萩原 亮*(京都工繊大*)

2018.03

　

　

Enhanced Performance of Lithium-Air Batteries by Using Sulfonium based Ionic Liquid Electrolyte

Poster (General)  Yuji Ono1,3, Rina Awata2, Md. Mijanur Rahman1,3, Koichi Ui1, and Tatsuya Takeguchi1,3, (1Graduate School of Arts and Sciences, Iwate University., 2Science and Engineering, Iwate University., 3ALCA-SPRING)

2020.09

　

　

Effect of Additives on the Aluminum Electrodeposition from TFSA-Based Room-Temperature Ionic Liquids

Poster (General)  Koichi Ui1, Makoto Kono1, Md. Mijanur Rahman1, Tatsuya Takeguchi1, and Tetsuya Tsuda2, (1Graduate School of Arts and Sciences, Iwate University., 2Graduate School of Engineering, Osaka University.)

2020.09

　

　

Discharge-Charge Characteristics of Aluminum-Sulfur Secondary Batteries using Multi-Walled Carbon Nanotubes as Sulfur Hosts

Poster (General)  Koichi Ui1, Taisei Iwabuchi1, Ryo Fujishima1, Md. Mijanur Rahman1, Tatsuya Takeguchi1, Yuya Uemura2, and Tetsuya Tsuda2, (1Graduate School of Arts and Sciences, Iwate University, 2Graduate School of Engineering, Osaka University)

2020.09

　

　

Discharge-Charge Characteristics of Lithium-Air Batteries using Multi-Walled Carbon Nanotubes as Air-Electrodes

Poster (General)  Koichi Ui, Toshinari Kamimura, Md. Mijanur Rahman, and Tatsuya Takeguchi

2020.09

　

　

Electrochemical Characteristics of Graphene Oxide Nanoribbons as a Negative Electrode for Lithium-Ion Batteries

Poster (General)  Koichi Ui1, Keito Kawabata1, Md. Mijanur Rahman1, Tatsuya Takeguchi1, and Chia-Liang Sun2, (1Graduate School of Arts and Sciences, Iwate University, 2College of Engineering, Chang gung University)

2020.09

　

　

Effect of Nano-Carbon Morphology on the Air-Electrode for Lithium-Air Batteries

Poster (General)  Koichi Ui, Toshinari Kamimura, and Tatsuya Takeguchi

2021.10

　

　

Effect of Particle Size on Electrochemical Characteristics of GONRs as a Negative Electrode for LIBs

Poster (General)  Koichi Ui, Keito Kawabata, Atsuko Nakayama, Tatsuya Takeguchi, Chia-Liang Sun* ( Chang gung Univ.*)

2021.10

　

　

Influence of Pulse Electrolytic Conditions on Properties of Aluminum Deposits Using Deep Eutectic Solvent

Poster (General)  Koichi Ui, Ryo Ishikawa, and Tatsuya Takeguchi

2022.09

　

　

Performance Evaluation of Polymer Electrolyte Fuel Cells with Pt/Nb₂O₅ Anode Catalysts

Poster (General)  Ren Sato, Mijanur Md. Rahman, Hidenobu Wakita, and Koichi Ui, and Tatsuya Takeguchi

2022.09

　

　

Effect of base alloy cathode catalysts on ORR activity and OER activity of lithium-air secondary batteries

Poster (General)  Fumiyasu Takagi, Mijanur Md. Rahman, Koichi Ui, and Tatsuya Takeguchi

2022.09

　

　

Electrodeposition using Hydrophobic Ionic Liquids containg AlCl₃

Poster (General)  Koichi Ui 1, Oyama Ichi 1, Tatsuya Takeguchi 1, and Tetsuya Tsuda 2 (1Graduate School of Arts and Sciences, Iwate University. 2Graduate School of Engineering, Chiba University)

2022.09

　

　

Electrochemical characterization of PtCo nanowire catalysts supported by different types of carbon for PEFC application

Poster (General)  Masato Saikawa, Mijanur Md. Rahman, Koichi Ui, and Tatsuya Takeguchi

2022.09

　

　

Performance evaluation of Mo-doped PtCo/C nanowire catalysts in polymer electrolyte fuel cells

Poster (General)  Shuto Hara, Md. Mijanur Rahman, Hidenobu Wakita, Koichi Ui, and Tatsuya Takeguchi

2022.09

　

　

Effect of calcination time on electrochemical properties of perovskite oxide catalysts

Poster (General)  Ryusei Tate, Md. Mijanur Rahman, Hidenobu Wakita, Koichi Ui, and Tatsuya Takeguchi

2022.09

　

　

Effects of base PtCo/Self-Standing KetjenBlack sheet Catalysts on electrochemical Properties of Lithium-Air Secondary Batteries

Poster (General)  Rina Awata, Maita Yoshino, Hidenobu Wakita, Mijanur Md. Rahman, Koichi Ui, and Tatsuya Takeguchi

2022.09

　

　

Effects of Annealing temperature on ORR activity of PtNi nanowire cathode catalysts for PEFC

Poster (General)  Takumi Yoshida, Hidenobu Wakita, Mijanur Md. Rahman, Koichi Ui, and Tatsuya Takeguchi

2022.09

　

　

Discharge-Charge Characteristics of Lithium-Air Secondary Batteries using Ionic Liquid Electrolytes with Different Cationic Species

Poster (General)  Koichi Ui, Kentaro Sisido, Toshinari Kamimura, and Tatsuya Takeguchi

2022.09

　

　

Raman spectroscopy of multi-walled carbon nanotubes coexisting with H₂ under high pressure

Poster (General)  Soru Asukagawa, Atsuko Nakayama, Koichi Ui, Kenji Watanabe, Satoshi Nakano, and Chia-Liang Sun

2023.03

　

　

The Fullerenes, Nanotubes and Graphene Research Society)

Durability and performance of Pt-M Nanowires as Cathode Catalysts under PEFC Operating Condition

Oral Presentation(General) 

2023.03

　

　

Analysis of Electrochemical Behavior at Interface of Room-temperature Ionic Liquids / Air Electrodes in Lithium-Air Secondary Batteries

Poster (General)  Koichi Ui, Yushi SATO, Toshihiko Mandai and Tatsuya Takeguchi

2017.12

　

　

Analysis of Interface Behavior of Room-temperature Ionic Liquids / Air Electrodes in Lithium-Air Secondary Batteries

Poster (General)  Koichi Ui, Yushi SATO, Toshihiko Mandai and Tatsuya Takeguchi

2018.04

　

　

Influence of Cationic Species of TFSA-based on Ionic Liquids on Charge-Discharge Characteristics of Graphite Negative Electrode

Poster (General)  K. Ui, Y. Sato, S. J. Moon, T. Mandai, and T. Takeguchi

2018.06

　

　

Design and In-Situ Analysis of TiO₂-modified Pt-Ru Catalyst Tolerant toward CO and NH₃ for PEFC

Poster (General)  Tatsuya Takeguchi, Toshihiko Mandai, Kenta Inaba, Koichi Ui

2018.09

　

　

Electrochemical Properties of Lithium-Air Secondary Batteries with Catalyst-Modified Carbon Electrodes

Oral Presentation(General)  Ryoko Shuhama 1, 2, Ryosuke Bannai 1, 2, Toshihiko Mandai 1, 2, Miyuki Kojima 1, 2, Koichi Ui 1, and Tatsuya Takegushi 1, 2 (Iwate Univ. 1, ALCA-SPRING 2)

2018.10

　

　

Effects of Co-Substitution of Layered Perovskite Lsfo on Oer Activity in Alkaline Media

Oral Presentation(General)  Hiroka Suetsugu, Toshihiko Mandai, Koichi Ui, and Tatsuya Takegushi

2018.10

　

　

Ionic Liquid Based Electrolytes for High Voltage Magnesium Rechargeable Batteries

Oral Presentation(General)  Toshihiko Mandai 1, Koichi Ui 1, Tatsuya Takeguchi 1, and Kiyoshi Kanamura 2 (Iwate Univ. 1, Tokyo Metropolitan Univ. 2)

2018.10

　

　

Effect of Addition of 1,10-phenanthroline to AlCl₃-EMIC Melt on Surface Smoothness of Electrolytic Aluminum Foil

Oral Presentation(General)  Koichi Ui, Satoshi Kobayashi, Toshihiko Mandai, Tatsuya Takeguchi, Tetsuya Tsuda*, Jyunji Nunomura**, Yukio Honkawa**, and Yoichi Kojima** (Osaka Univ. *, UACJ Corp. Ltd. **)

2019.05

　

　

Preparation of uniform and fine Pt particle catalyst supported on high-surface-area carbon for polymer electrolyte fuel cell

Poster (General)  Kenta Inaba, Yuta Kato, Toshihiko Mandai, Koichi Ui, and Tatsuya Takeguchi

2019.05

　

　

Active site of Co-substituted LaSr₃Fe₃O₁₀ layered-perovskite metal oxide catalyst for positive electrode of Zn-air battery

Oral Presentation(General)  Suetsugu, Toshihiko Mandai, Koichi Ui, and Tatsuya Takeguchi

2019.05

　

　

Electrochemical Properties of Lithium-Air Secondary Batteries with Catalyst-Modified Carbon Electrodes

Oral Presentation(General)  Koichi Ui1, Satoshi Kobayashi1, Tatsuya Takeguchi1, Tetsuya Tsuda2, Mikito Ueda3, Jyunji Nunomura4, Yukio Honkawa4, and Yoichi Kojima4 (Iwate Univ.1, Osaka Univ.2, Hokkaido Univ. 3, UACJ Corp. Ltd.4)

2020.10

　

　

Synthesis and characterization of low platinum-cobalt alloy cathode catalysts by rapid annealing and quenching method for fuel cell applications

Oral Presentation(General)  Ryo Furukawa, Md Mijanur Rahman, Yasuo Kaneta, Byambasuren Delgertsetseg, Koichi Ui, and Tatsuya Takeguchi

2020.10

　

　

Synthesis and electrochemical studies of ionic liquid electrolytes for lithium-air batteries

Oral Presentation(General)  Yuji Ono 1,2, Md. Mijanur Rahman 1,2, Byambasuren Delgertsetseg 1,2, Koichi Ui 1, and Tatsuya Takeguchi 1,2 (1Graduate School of arts and Sciences Iwate University, 2ALCA-SPRING)

2020.10

　

　

Influence of Pulse Electrolytic Conditions on Properties of Electrolytic Aluminum Foil Using Chloroaluminate Ionic Liquids

Oral Presentation(General)  Koichi Ui1, Satoshi Kobayashi1, Tatsuya Takeguchi1, Tetsuya Tsuda2, Mikito Ueda3, Jyunji Nunomura4, Yukio Honkawa4, Yoshiyuki Oya4, and Yoichi Kojima4 (Iwate Univ.1, Osaka Univ.2, Hokkaido Univ. 3, UACJ Corp. Ltd.4),

2021.10

　

　

Discharge-charge characteristics of lithium-air secondary batteries using multi-walled carbon nanotubes as air-electrodes

Poster (General)  Koichi Ui, Toshinari Kamimura, and Tatsuya Takeguchi

2021.11

　

　

Charge and Discharge Characteristics of Graphene Oxide Nanoribbons as a Negative Electrode for Lithium-ion Batteries

Poster (General)  Koichi Ui, Keito Kawabata, Atsuko Nakayama, Tatsuya Takeguchi, and Chia-Liang Sun* (Chang gung University *)

2021.11

　

　

Electrochemical Characteristics of Lithium-Air Secondary Battery Using Amide-Based Ionic Liquids

Poster (General)  Koichi Ui, Sota Nakamura, Kentaro Shishido, Toshinari Kamimura, and Tatsuya Takeguchi

2023.11

　

　

Effect of Deposition Conditions on Deposition Morphology of Al Electrodeposition from Chloroaluminate Ionic Liquids

Poster (General)  Koichi Ui 1, Ryohei Hibino 1, Tatsuya Takeguchi 1, Tetsuya Tuda 2, Mikito Ueda 3, Junji Nunomura 4, Yoshihiko Kyo 4, and Yoichi Kojima 4 (Iwate Univ.1, Osaka Univ.2, Hokkaido Univ. 3, UACJ Corp. Ltd.4)

2023.11

　

　

Aluminum Electrodeposition from Aluminum Chloride-Acetamide Melts Using Potentiostatic Deposition Method

Poster (General)  Koichi Ui, Yuga Ito, and Tatsuya Takeguchi

2023.11

　

　

Discharge-Charge Reaction and Interfacial Behavior of Lithium-Air Secondary Batteries Using Amide-Based Ionic Liquid Electrolytes

Poster (General)  Koichi Ui 1, Sota Nakamura 1, Toshinari Kamimura 1, Tatsuya Takeguchi 1, and Masayuki Itagaki 2 (Iwate Univ 1. Tokyo Univ. of science 2)

2024.03

　

　

Effect of Operating Conditions on the Properties of Al Electrodeposition from AlCl₃-EMIC Melt

Poster (General)  Koichi Ui 1, Ryohei Hibino 1, Kuniaki Sasaki 1, Tatsuya Takeguchi 1, Tetsuya Tuda 2, Mikito Ueda 3, Junji Nunomura 4, Yoshihiko Kyo 4, and Yoichi Kojima 4 (Iwate Univ.1, Osaka Univ.2, Hokkaido Univ. 3, UACJ Corp. Ltd.4)

2024.03

　

　

Aluminum Electrodeposition from Aluminum Chloride-Acetamide Melts

Poster (General)  Koichi Ui, Yuga Ito, and Tatsuya Takeguchi

2024.03

　

　

Development of the Rocking Chair Type Li Secondary Battery with an Ambient Temperature Molten Salt as a Nonflammable Electrolyte

Oral Presentation(Guest/Special)  N. Koura, K. Ui, and Y. Idemoto

1996.11

　

　

Fabricationand Application of Carbon Material Film by Electrophoretic Deposition Method

Oral Presentation(Guest/Special)  Koichi UI and Nobuyuki KOURA

2007.06

　

　

Fabricationand Application of Carbon Material Film by Electrophoretic Deposition Method

Oral Presentation(Guest/Special)  Koichi UI

2007.09

　

　

Development of Lithium Secondary Battery with Room-Temperature Ionic Liquid

Oral Presentation(Guest/Special)  Koichi UI and Nobuyuki KOURA

2007.09

　

　

Development of Nonflammable Lithium Secondary Battery with Room-Temperature Ionic Liquid

Oral Presentation(Guest/Special)  Koichi UI

2007.11

　

　

Use of Carbonaceous Nano-particles as Anode Materials in Pure PC Electrolyte

Oral Presentation(Guest/Special)  H. Groult*, K. Le Van*, N. Kumagai, K. Ui, S. Komaba**, A. Ogata**, and T. Nakajima***(Universite Pierre & Marie Curie*, Tokyo University of Science**, Aichi Institute of Technology***)

2007.11

　

　

Synthesis of Alkali Metal Ion-Exchanged Hollandite-type MnO₂ in Alkali Metal Molten Salts and Electrochemical Properties for Lithium Battery Electrodes

Oral Presentation(Guest/Special)  Naoaki Kumagai, Ryo Kimura, Yoshihiro Kadoma, Koichi Ui

2008.10

　

　

Improvement of Electrode Characteristics of Natural Graphite Negative Electrode for Li-Ion Secondary Batteries using Polyacrylic Acid as a Binder

Oral Presentation(Guest/Special)  Koichi UI

2009.01

　

　

Development of negative electrode materials in the next generation for lithium ion secondary batteries

Oral Presentation(Guest/Special)  Koichi UI

2009.06

　

　

Development of the Lithium Secondary Battery with Room-temperature Ionic Liquid as Electrolyte

Oral Presentation(Guest/Special)  Koichi UI

2009.09

　

　

Synthesis of lithium-excess Li_4+xTi_5-x-yO₁₂ by spray-drying method and its electrochemical properties as negative electrode materials for Li-ion Batteries

Oral Presentation(Guest/Special)  N. Kumagai, D. Yoshikawa, Y. Kadoma, and K. Ui

2009.11

　

　

Development of Co-Sn Alloy Film Negative Electrode for Lithium Secondary Batteries by Pulse Electrodeposition Method

Oral Presentation(Guest/Special)  K. Ui, S. Kikuchi, Y. Jimba, Y. Kadoma, and N. Kumagai

2009.11

　

　

Spray-drying synthesis crystal structure and electrochemical characteristics of lithium-excess Li_4+xTi_5-x-yNb_yO₁₂ as a its negative electrode material for Li-ion Batteries

Oral Presentation(Guest/Special)  Naoaki Kumagai, Daisuke Yoshikawa, Yoshihiro Kadoma, and Koichi Ui

2010.09

　

　

Influence of binder type on the electrochemical characteristics of SnO₂ nanoparticle prepared by liquid phase deposition method

Oral Presentation(Guest/Special)  Koichi Ui, Satomi Fukuya, Yoshihiro Kadoma, Naoaki Kumagai, Yuki Umekage*, Ramanujam Kumaresan*, and Minoru Mizuhata * (Kobe University*)

2012.01

　

　

Spray-drying synthesis and electrochemical characteristics of metal substituted Li_4+xTi_5-x-yMyO₁₂ with lithium-excess composition as a negative electrode material for Li-ion Batteries

Oral Presentation(Guest/Special)  Naoaki Kumagai, Yoshihiro Kadoma, Koichi Ui, and Henri Groult

2012.09

　

　

(Keynote Lecture) Electrochemical Characteristics of Natural Graphite Electrode in TFSA-based Room-temperature Ionic Liquids

Oral Presentation(Guest/Special)  Koichi Ui, Hiroki Sato, Tomohiro Karouji, Jun Towada, Yoshihiro Kadoma, Tetsuya Tsuda*, and Tatsuya Takeguchi (Osaka University*)

10th International Conference on Molten Salt Chemistry and Technology (MS10) and 5th Asian Conference on Molten Salt Chemistry and Technology (AMS5) 

2015.06

　

　

(Keynote) Charge-discharge Characteristics of Binder-free Si Nanoparticles Negative Electrode in TFSA-based Room-temperature Ionic Liquids

Oral Presentation(Key)  Koichi Ui, Kenta Kikuchi, Yushi Sato, Tatsuya Takeguchi, Soshi Kawamura *, Tomoyuki Kakigi *, and Toru Sukigara* (Honda R&D automobile center *)

2017.06

　

　

(Invited speaker) Electrochemical Reaction and Surface Deposit of Binder-free Si Nanoparticles Negative Electrode in TFSA-based Room-temperature Ionic Liquids

Oral Presentation(Guest/Special)  Koichi Ui, Kenta Kikuchi, Yushi Sato, Tatsuya Takeguchi, Soshi Kawamura*, Tomoyuki Kakigi*, and Toru Sukigara* (Honda R&D automobile center *)

2017.08

　

　

(Invited speaker) Investigation on Parameters Influencing the Aluminum Electrolysis using Chloroaluminate Ionic Liquids

Oral Presentation(Guest/Special)  Koichi Ui, Satoshi Kobayashi, Tatsuya Takeguchi, Tetsuya Tsuda*, Jyunji Nunomura**, Yukio Honkawa**, and Yoichi Kojima** (Osaka Univ. *, UACJ Corp. Ltd. **)

2019.11

　

　

(Invited speaker) Aluminum-Anion Secondary Batteries using Room-Temperature Ionic Liquid Electrolyte

Oral Presentation(Guest/Special)  Koichi UI

2020.09