KOKUBO Hisashi

J-GLOBAL         Last updated: Mar 1, 2019 at 02:41
 
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Name
KOKUBO Hisashi
E-mail
kokubo-hisashi-khynu.ac.jp
Affiliation
Yokohama National University
Section
Faculty of Engineering Division of Materials Science and Chemical Engineering
Job title
Assistant Professor
Research funding number
80397091
ORCID ID
0000-0001-9994-2863

Research Areas

 
 

Academic & Professional Experience

 
2013
 - 
2014
Visit Researcher, Department of Chemistry, Monash University
 
Apr 2007
 - 
Today
Research Associate of Yokohama National University, Department of Chemistry and Biotechnology
 
Sep 2004
 - 
Mar 2007
Research Associate of Yokohama National University, Department of Chemistry and Biotechnology
 
Apr 2003
 - 
Aug 2004
Research Fellow of the Japan Society of the Promotion of Science
 

Education

 
 
 - 
2003
Graduate School, Division of Integrated Science and Engineering, Tokyo Institute of Technology
 
 
 - 
2000
Graduate School, Division of Integrated Science and Engineering, Tokyo Institute of Technology
 
 
 - 
1998
Faculty of Science and Engineering, Tokyo University of Science
 

Awards & Honors

 
May 2009
Award for Encouragement of Research in Polymer Science; The Society of Polymer Science, Japan (2009)
 

Published Papers

 
Ryota Tamate,Ryoji Usui,Kei Hashimoto,Yuzo Kitazawa,Hisashi Kokubo,Masayoshi Watanabe
Soft Matter   14(45) 9088-9095   Dec 2018   [Refereed]
Aya Saruwatari A , Kei Hashimoto A , Ryota Tamate A , Ryoji Usui A , Hisashi Kokubo A and Masayoshi Watanabe
Australian Journal of Chemistry      Sep 2018   [Refereed]
H. Kokubo, R. Sano, S. Ishii, M. Watanabe
Eur. Polym. J.   106 226-272   Sep 2018   [Refereed]
R. Tamate, T. Ueki, A. M. Akimoto, R. Yoshida, T. Oyama, H. Kokubo, M. Watanabe
RSC Advances   8 3418−3422   2018
C. Wang, K. Hashimoto, R. Tamate, H. Kokubo, M. Watanabe
Angew. Chem. Int. Ed.   57 227−230   2018   [Refereed]
Y. Kitazawa, K. Iwata, R. Kido, S. Imaizumi, S. Tsuzuki, W. Shinoda, K. Ueno, T. Mandai, H. Kokubo, K. Dokko, M. Watanabe
Chem. Mater.   30 252−261   2018   [Refereed]
S. Ishii, H. Kokubo, K. Hashimoto, S. Imaizumi, M. Watanabe
Macromolecules   50(7) 2906-2915   2017   [Refereed]
T. Kawazoe, K. Hashimoto, Y. Kitazawa, H. Kokubo, M. Watanabe
Electrochim. Acta   235 287-294   2017   [Refereed][Invited]
C. Wang, K. Hashimoto, J. Zhang, Y. Kobayashi, H. Kokubo, M. Watanabe
Macromolecules   50(14) 5377-5384   2017   [Refereed]
X. Ma, R. Usui, Y. Kitazawa, R. Tamate, H. Kokubo, M. Watanabe
Macromolecules   50    2017   [Refereed]
Y. Kobayashi, Y. Kitazawa, K. Hashimoto, T. Ueki, H. Kokubo, M. Watanabe
Langmuir   33 14105−14114   2017   [Refereed]
Yumi Kobayashi, Yuzo Kitazawa, Takahiro Komori, Kazuhide Ueno, Hisashi Kokubo, Masayoshi Watanabe
Macromolecular Rapid Communications   37(14) 1207-1211   2016   [Refereed][Invited]
C. Wang, X. Ma, Y. Kitazawa, Y. Kobayashi, S. Zhang, H. Kokubo, M. Watanabe
Macromol. Rapid Commun.   37 1960-1965   2016   [Refereed][Invited]
Xiaofeng Ma, Ryoji Usui, Yuzo Kitazawa, Hisashi Kokubo, Masayoshi Watanabe
Polymer   78 42-50   2015   [Refereed]
Xiaofeng Ma, Ryoji Usui, Yuzo Kitazawa, Hisashi Kokubo, Masayoshi Watanabe
Polymer Journal   47 739-746   2015
T. Yasuda, Y. Okimura, A. Oishi, H. Kokubo, M. Watanabe
J. Polym. Sci., A: Polym. Chem.   51(10) 2233-2242   2013   [Refereed]
S. Imaizumi, Y. Ohtsuki, T. Yasuda, H. Kokubo, M. Watanabe
ACS Appl. Mater. Interfaces   5(13) 6307-6315   2013   [Refereed]
Takeshi Ueki, Shota, Sawamura, Yutaro Nakamura, Yuzo Kitazawa, Hisashi Kokubo, Masayoshi Watanabe
Langmuir   29(45) 13661-13665   2013   [Refereed]
Hisashi Kokubo, Takashi Honda, Satoru Imaizumi, Kaoru Dokko, Masayoshi Watanabe
Electrochemistry   81(10) 849-852   2013   [Refereed]
S. Imaizumi, H. Kokubo, M. Watanabe
Macromolecules   45 401-409   2012   [Refereed]
K. Kodama, R. Tsuda, K. Niitsuma, T. Tamura, T. Ueki, H. Kokubo, M. Watanabe
Polym. J   43 242-248   2011   [Refereed]
T. Yamamoto, A. Kumagai, H. Kokubo, Y. Nakamura
Bull. Chem. Soc. Jpn.   84(11) 1291-1293   2011   [Refereed]
S. Saito, Y. Katoh, H. Kokubo, M. Watanabe, S. Maruo
J. Micromech. Microengin.   19(3) 035005   2009   [Refereed]
K. Kodama, H. Nanashima, T. Ueki, H. Kokubo, M. Watanabe
Langmuir   25(6) 3820-3824   2009   [Refereed]
H. Kishida, K. Hirota, H. Okamoto, H. Kokubo, T. Yamamoto
Synth. Met.   159(9-10) 868-870   2009   [Refereed]
T. Ueki, A. Yamaguchi, N. Ito, K. Kodama, J. Sakamoto, K. Ueno, H. Kokubo, M. Watanabe
Langmuir   25(16) 8845-8848   2009   [Refereed]
R. Tsuda, K. Kodama, T. Ueki, H. Kokubo, S. Imabayashi, M. Watanabe
Chem. Commun.   (40) 4939-4941   2008
H. Kishida, K. Hirota, H. Okamoto, H. Kokubo, T. Yamamoto
Appl. Phys. Lett.   92(3) 033309   2008   [Refereed]
H. Kokubo, M. Watanabe
Polym. Adv. Tech.   19(10) 1441-1444   2008   [Refereed]
Development of Ion-Gel for Polymer Actuator Utilizing Gelation Behavior of Ionic Liquids and ABA-Type Triblock Copolymer
H. Kokubo, S. Imaizumi, M. Watanabe
Proceedings of 2nd International Symposium on Next-Generation Actuators Leading Breakthroughs, MEXT Grant-in-Aid for Scientific Research on Priority Areas   438 33   2008
Tsuda, Ryohei; Kaino, Sayaka; Kokubo, Hisashi; Irnabayashi, Shin-Ichiro; Watanabe, Masayoshi
Colloid and Surfaces B, Biointerfaces   56(1-2) 255-259   2007   [Refereed]
S. Kuroda, K. Marumoto, T. Sakanaka, N. Takeuchi, Y. Shimoi, S. Abe, H. Kokubo, T. Yamamoto
Chem. Phys. Lett.   435(4-6) 273-277   2007   [Refereed]
Performance of Ion-gel Actuator Containing Ionic Liquids
H. Kokubo, Y. Kato, T. Honda, M. Watanabe
Journal of Fudan University (Proceedings of IUPAC 3rd International Symposium on Novel Materials and Synthesis (NMS-III) & 17th International Symposium on Fine Chemistry and Functional Polymers (FCFP-XVII))   46 595   2007
Kokubo, H; Sato, T; Yamamoto, T
Macromolecules   39(11) 3956-3963   2006   [Refereed]
KAWANO Ryuji,TOKUDA Hiroyuki,KATAKABE Toru,NAKAMOTO Hirofumi,KOKUBO Hisashi,IMABAYASHI Shinichiro,WATANABE Masayoshi
Japanese journal of polymer science and technology   63(1) 31-40   2006   [Refereed]
Materials for Polymer-Ion-Gel-Actuator Containing Ionic Liquid
T. Honda, M. Watanabe
Proceedings of 1st International Symposium on Next-Generation Actuators Leading Breakthroughs, MEXT Grant-in-Aid for Scientific Research on Priority Areas   438 135-138   2006
Kishida, H; Hirota, K; Wakabayashi, T; Okamoto, H; Kokubo, H ; Yamamoto, T
Appl. Phys. Lett.   87(12) 121902/1-121902/3   2005   [Refereed]
Sato Takao,Kokubo Hisashi, Fukumoto Hiroki ,Yamamoto Takakazu
Bull. Chem. Soc. Jpn.   78(7) 1368-1370   2005   [Refereed]
Kishida, H;Hirota, K;Wakabayashi, T; Okamoto, H; Lee, BL; Kokubo, H ; Yamamoto, T
Synth. Met.   153(1-3) 141-144   2005   [Refereed]
Electrochemical behavior of poly(3-hexylthiophene). Controlling factors of electric current in electrochemical oxidation of poly(3-hexylthophene)s in a solution
T. Yamamoto, Y. Honda, T. Sato, H. Kokubo
Polymer   45 1735   2004   [Refereed]
Yamamoto,T.,Kokubo,H.,Kobashi,M.,Sakai,Y.
Chem. Mater.   16(23) 4616   2004   [Refereed]
Third-order optical nonlinearity in charge-transfer-type conjugated polymers
Kishida, H;Hirota, K;Wakabayashi, T; Okamoto, H; Lee, BL; Kokubo, H ; Yamamoto, T
Phys. Rev. B   70 115205   2004   [Refereed]
Third-harmonic generation in CT-Type conjugated polymers
H. Kishida, H. Okamoto, B.-L. Lee, H. Kokubo, T. Yamamoto
IUMRS-ICAM 2003 (Trans. MRS-J vol. 29)   981   2004
Comparison of the Organometallic Copolymerizations of Thiophene with 4-Alkylthiazole and 3-Alkylthiophene: The Control of Regioregularity in the Copolymerization with 4-Alkylthiazole
T. Yamamoto, M. Arai, H. Kokubo, S. Sasaki
J. Polym. Sci.: Part A: Polym. Chem.   41 1449   2003   [Refereed]
Copolymers of Thiophene and Thiazole. Regioregulation in Synthesis, Stacking Structure, and Optical Properties
T. Yamamoto, M. Arai, H. Kokubo, S. Sasaki
Macromolecules   36 7986   2003   [Refereed]
Synthesis of a New Thiophene/Quinoxaline CT-Type Copolymer with High Solubility and Its Basic Optical Properties
T. Yamamoto, B.-L. Lee, H. Kokubo, H. Kishida, K. Hirota, T. Wakabayashi, H. Okamoto
Macromol. Rapid Commun.   24 440   2003   [Refereed]
Purification of Head-to-Tail-Type Regioregular Poly(3-hexylthiophene), HT-P3HexTh, and Investigation of the Effects of Polymer Purity on the Performance of Organic Field-Effect Transistors
H. Kokubo, T. Yamamoto, H. Kondo, Y. Akiyama, I. Fujimura
Jpn. J. Appl. Phys.   42 6627   2003   [Refereed]
Preparation of New Main-Chain Type Polyanthraquinones. Chemical Reactivity, Packing Structure, Piezochromism, Conductivity, and Liquid Crystalline and Photonic Properties of the Polymers
T. Yamamoto, Y. Muramatsu, B.-L. Lee, H. Kokubo, S. Sasaki, M. Hasegawa, T. Yagi, K. Kubota
Chem. Mater.   15 4384   2003   [Refereed]
Molecular Alignment of Neutral and p-Doped Head-to-Tail Type Poly(3-hexylthiophene-2,5-diyl) and n-Alkanes on the Surface of Substrates
T. Yamamoto, H. Kokubo
Mol. Cryst. Liq. Cryst.   381 113   2002   [Refereed]
Electrochemical Deposition of Regioregular Head-to-Tail Poly(3-hexylthiophene-2,5-diyl) and Characterization of the Obtained Film
H. Kokubo, S. Kuroda, S. Sasaki, T. Yamamoto
Jpn. J. Appl. Phys.   40 L228   2001   [Refereed]
Organometallic Syntheses of Head-to-Head Poly(3-hexylthiophene) and Related Polymer with a Spacing Non-Substituted Thiophene Unit. Colloidal Solutions of the Polymers
H. Kokubo, T. Yamamoto
Macromol. Chem. Phys.   202 1032   2001   [Refereed]
Molecular Alignment of Head-to-Tail-Type Poly(3-hexyl-thiophene-2,5-diyl) and Related Polymers and Compounds on Substrates
T. Yamamoto, H. Kokubo, T. Morikita
J. Polym. Sci.: Part B: Polym. Phys.   39 1713   2001   [Refereed]
Preparation, structure and conduction properties of SeCN-containing mixed anion TTF conductors
M. Mizuno, H. Kokubo, K. Honda
J. Mater. Chem.   11 2192   2001   [Refereed]
Selective Stacking of HT-Poly(3-n-alkylthiophene-2,5-diyl)s in Mixed Systems
T. Yamamoto, H. Kokubo
J. Polym. Sci.: Part B: Polym. Phys.   38 84   2000   [Refereed]
pi-Conjugated Polymers Prepared by Organometallic Polycondensation and Metal Complexes of the Polymers
T. Yamamoto, H. Nakajima, N. Hayashida, K. Shiraishi H. Kokubo
Polym. Adv. Technol.   11 658   2000   [Refereed]
Preparation and Properties of Mixed Anion TTF Conductors
M. Mizuno, K. Honda, H. Nakayama, H. Kokubo, T. Uchida
Synth. Met.   103 2138   1999   [Refereed]
Electrochemical Deposition of Films of p-Doped Regioregular Poly(3-hexylthiophene-2,5-diyl)
T. Yamamoto, H. Kokubo
Chem. Lett.   1925   1999

Books etc

 
Soft Actuators ~Materials, Modeling, Applications, and Future Perspectives
Springer   2014   ISBN:978-4-431-547

Conference Activities & Talks

 
Development of Polymer Electrolytes Consisting of Homogeneous Polymer Network and Application to Polymer Actuator
H. Kokubo, R. Shioiri, S. Ishii, T. Horii, K. Hashimoto, K. Ueno, M. Watanabe
The 15th Pacific Polymer Conference (PPC-15)   12 Dec 2017   
Homogeneous Tetra-PEG Network Containing Ionic Liquid Synthesized via Michael Addition Reaction and Its Application to Polymer Actuator
H. Kokubo
2nd YNU-ACES Workshop on Energy Related Materials and Devices   11 Mar 2017   
Development of polythiophene-PEO multi-block copolymer with electron and ion mixed-conduction
Gelsympo2012   11 Oct 2012   
Preparation of Photochromic Ionic Liquids and Their Functionalization
The 6th International Symposium on Organic Photochromism (ISOP2010)   20 Oct 2010   
Development of Ion Gel Electrolytes for Polymer Actuators
XII International Symposium on Polymer Electrolytes (ISPE-12)   2 Sep 2010   
Synthesis of Polyether-Grafted p-Conjugated Polymers and Solvent-Dependent and Thermosensitive Optical Properties
International Conference on Science and Technology of Synthetic Metals 2010 (ICSM2010)   8 Jul 2010   
Synthesis, Optical and Solution Properties of Polyether-Grafted Polythiophenes Dissolved in Ionic Liquids
3rd Congress on Ionic Liquids (COIL-3)   2 Jun 2009