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平井 利博|信州大学 研究者総覧

平井 利博 (ヒライ トシヒロ)   

繊維学部 

名誉教授 

学位

  • 工学博士

研究分野

  • 高分子材料化学(高分子駆動材料,膜輸送、形状記憶材料)

経歴

  • 1995年
    信州大学繊維学部 教授
  • 1982年 - 1995年
    信州大学繊維学部 助教授
  • 1979年 - 1982年
    信州大学繊維学部 助手
  • 1976年 - 1979年
    TULANE大学医学部 講師

学歴

  • 1976年, 大阪府立大学, 工学研究科
  • 1970年, 信州大学, 繊維学部

論文

  • Effect of plasticizer on the electric-field-induced adhesion of dielectric PVC gels
    Ali, Mohammad; Hirai, Toshihiro
    Journal of Materials Science, 47(8), 3777-3783, 2012年04月WebofScience電子ジャーナル
  • A Mechanism for Ultraviolet Light Irradiation-induced Whitening of Poly(vinyl alcohol) Film
    Y. Okada, W. Kawanobe, N. Hayakawa, S. Tsubokura, R. Chujo, H. Fujimatsu, T. Takizawa, T. Hirai
    Materiaru Raifu Gakkaishi, 24(1), 27-33, 2012年
  • Electric-Field-Induced Actuation of Poly(vinyl alcohol) Microfibers
    H. Xia, Y. Hashimoto, T. Hirai
    J. Phys. Chem. C, 116, 23236-23242, 2012年
  • Dielectric and Electromechanical studies on Plasticized PVC Fabricated from Plastisol
    M. Ali, T. Hirai
    Polym. Internal., in press, 2012年
  • Enhancement of the actuation performance of dielectric triblock copolymers modified with additives
    Yeonju Jang, Toshihiro Hirai, Takamitsu Ueki and Toshinori Kato
    Polym. Internal., 61(2), 228-234, 2012年WebofScience電子ジャーナル
  • Relationship between electrode polarization and electrical actuation of dielectric PVC gel actuators
    Ali, Mohammad; Hirai, Toshihiro
    Soft Matter, 8(13), 3694-3699, 2012年WebofScience電子ジャーナル
  • Effects of pH and Temperature on Assembly of Multiresponsive Janus Microgels
    Y. Umeda, T. Kobayashi, T. Hirai, D. Suzuki
    Colloid Polym. Sci., 289(5-6), 729-737, 2011年
  • 実践的人材育成のための産学協同大学院教育プログラムの開発
    阿部隆夫、深瀬康司、平井利博、藤本哲也、高橋伸英、森川英明
    工学教育, 59(6), 97-103, 2011年
  • Solvent-Induced Phase-Inversion and Electrical Actuation of Dielectric Copolymer Films
    Yeonju Jang and Toshihiro Hirai
    Mat. Sci. Appl., 2, 186-194, 2011年
  • Influence of Plasticizer Content on the Transition of Electromechanical Behavior of PVC Gel Actuator
    Mohammad Ali, Takamitsu Ueki, Daijiro Tsurumi, and Toshihiro Hirai
    LANGMUIR, 27, 7902-7908, 2011年
  • Direct Observation by Laser Scanning Confocal Microscopy of Microstructure and Phase Migration of PVC Gels in an Applied Electric Field
    H. Xia, T. Ueki, T. Hirai
    LANGMUIR, 27(3), 1207-1201, 2011年
  • Performance of PMMA-PnBA-PMMA dielectric film actuator with controllable phase morphology
    Yeonju Jang, Toshinori Kato, Takamitsu Ueki and Toshihiro Hirai,
    Sensors and Actuators A: Physical, 168(2), 300-306, 2011年WebofScience電子ジャーナル
  • Characteristics of the creep-induced bending deformation of a PVC gel actuator by an electric field
    Mohammad Ali, and Toshihiro Hirai
    J. Mat. Sci., 46, 7681-7688, 2011年WebofScience電子ジャーナル
  • A control method for triblock copolymer actuators by nano-lamellar pattern
    Yeonju Jang and Toshihiro Hirai
    Soft Matter, 7, 10818-10823, 2011年WebofScience電子ジャーナル
  • The Effects of Adding Ionic Liquids to Plasticized PVC Gel Actuators
    T. Hirai, H. Xia, K. Hirai
    IEEEICMA, 2010, 71-76, 2010年
  • Actuation Mechanism of Plasticizer PVC by Electric Field
    H. Xia, M. Takasaki, T. Hirai
    Sensor Actuat. A. Phys., 157, 307-312, 2010年
  • Electric-Field-Induced Local Layer Structure in Plasticized PVC Actuator
    H. Xia, T. Hirai
    J. Phys. Chem. B, 114(33), 10756-10762, 2010年
  • Whitening of polyvinyl alcohol used as restoration material for Shohekiga
    Y. Okada, W. Kawanobe, N. Hayakawa, S. Tsubokura, R. Chujo, H. Fujimatsu, T. Takizawa, T. Hirai,
    Polym. J., 43, 1-4, 2010年
  • 収縮型PVCゲルアクチュエータの構造と駆動特性
    山野美咲、小川尚希、橋本稔、高崎緑、平井利博
    日本ロボット学会誌, 27(7), 718-724, 2009年
  • Electrical Response and Mechanical Behavior of Plasticized PVC Actuators
    H. Xia, T. Ueki, T. Hirai
    Adv. Mater. Res., 79-82, 2063-2066, 2009年
  • Space Charge Distribution and Mechanical Properties in Plasticized PVC Actuators
    H. Xia, T. Hirai
    IEEE ICMA, 164-169, 2009年
  • Space Charge Distribution and Mechanical Properties in Plasticized PVC Actuators
    H. Xia, T. Hirai
    IEEE ICMA, 164-169, 2009年
  • Electrically Active Artificial Pupil Showing Amoeba-like Pseudopodial Deformation
    T. Hirai, T. Ogiwara, K. Fujii, T. Ueki, K. Kinoshita, M. Takasaki
    ADVANCED MATERIALS, 21, 2886-2888, 2009年
  • Electrical Actuation of Textile Polymer Materials
    T. Hirai, T. Ueki, M. Takasaki
    J. Fiber Bioeng. Informatics, 1(1), 1-6, 2008年
  • Effects of human hair and nail proteins and their films on rat mast cells
    T. Fujii, S. Murai, K. Ohkawa, K. T. Hirai
    J. Mater Sci.: Mater Med, 19, 2335-2342, 2008年
  • Ultra-Fine Fibers Produced by Laser-Electrospinning
    M. Takasaki, H. Fu, K. Nakata, Y. Ohkoshi, T. Hirai
    SEN’I GAKKAISHI, 64(1), 29-31, 2008年
  • Electrically Active Non-ionic Artificial Muscle
    T. Hirai
    J. Intelligent Mater. Sys. Struct., 18(2), 117-122, 2007年
  • Behavior of bending motion of polyurethane film with carbon nanofiber as electrode
    T. Hirai, M. H. Islam, M. Takasaki, M. Watanabe
    J. Appl. Phys., 101(5), 053533-1-5, 2007年
  • ATPase-coupled release control from polyion complex capsules encapsulating muscle proteins
    K. Sugiura, K. Ohkawa, T. Hirai, T. Fujii
    Macromol. Biosci., 7, 508-516, 2007年
  • Preparation and properties of protein particles from human hair
    J. Biol. Macromol., 6, 30-35, 2006年
  • Thermal Switching of the Actuation Ability of an Electroactive Polymer Actuator
    Watanabe, M; Wakimoto, N; Hirai, T; Yokoyama, M
    Journal of Applied Polymer Science, 95(6), 1566-1570, 2005年WebofScience
  • The PVA solution structure-change effect for alpha-amylase specific activation
    Takada, T; Hirai, T
    Polymer Bulletin, 53(1), 63-71, 2004年WebofScience
  • A novel preparation method for capsules containing a high proportion of magnetite using a magnetic field
    Takada, T; Hirai, T
    Polymer Bulletin, 52(6), 437-442, 2004年WebofScience
  • Polypyrrole Film with Striped Pattern
    Watanabe, M; Hirai, T
    JOURNAL OF POLYMER SCIENCEPART B-POLYMER PHYSICS, 42(13), 2460-2466, 2004年WebofScience
  • Close Relationship between Bending-electrostrictive Response and Space Charge Distribution in a Polyurethane Film
    Watanabe, M; Hirai, T
    JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES&REVIEW PAPERS, 43(4A), 1446-1448, 2004年WebofScience
  • Bending-electrostrictive Response of Polyurethane Films Subjected to a Reversed Electric Field
    Watanabe, M; Hirai, T
    Journal of Applied Polymer Science, 92(6), 3644-3650, 2004年WebofScience
  • Gel-coated electrodes for an ion drag pump
    Watanabe, M; Hara, A; Hirai, T
    IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 11(1), 139-143, 2004年WebofScience
  • Space charge distribution in bending-electrostrictive polyurethane films doped with salts
    Watanabe, M; Hirai, T
    JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 42(3), 523-531, 2004年WebofScience
  • Liquid-liquid Two-layer Electrohydrodynamic Flow System
    Watanabe, M; Shirai, H; Hirai, T
    SENSORS AND ACTUATORS B-CHEMICAL, 94(3), 267-270, 2003年WebofScience
  • Effects of plasticizers on novel electromechanical actuations with different poly(vinyl chloride) gels
    Uddin, Z; Watanabe, M; Shirai, H; Hirai, T
    JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 41(18), 2119-2127, 2003年WebofScience
  • Bending Electrostriction and Space-charge Distribution in Polyurethane Films
    Watanabe, M; Wakimoto, N; Shirai, H; Hirai, T
    JOURNAL OF APPLIED PHYSICS, 94(4), 2494-2497, 2003年WebofScience
  • A Pumping Technique Using Electrohydrodynamic Flow Inside a Gel
    Watanabe, M; Zheng, JM; Hara, A; Shirai, H; Hirai, T
    IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 10(1), 181-185, 2003年WebofScience
  • Wrinkled Polypyrrole Electrode for Electroactive Polymer Actuators
    Watanabe, M; Shirai, H; Hirai, T
    JOURNAL OF APPLIED PHYSICS, 92(8), 4631-4637, 2002年WebofScience
  • Ionic Polarization in Bending-electrostrictive Response of Polyurethane Films
    Watanabe, M; Shirai, H; Hirai, T
    JOURNAL OF APPLIED PHYSICS, 90(12), 6316-6320, 2001年WebofScience
  • Electrically Induced Creeping and Bending Deformation of Plasticized Poly(vinyl chloride)
    Uddin, MZ; Yamaguchi, M; Watanabe, M; Shirai, H; Hirai, T
    Chemistry Letters, (4), 360-361, 2001年WebofScience
  • Control of bending electrostriction in polyurethane films by doping with salt
    Watanabe, M; Kato, T; Suzuki, M; Hirako, Y; Shirai, H; Hirai, T
    JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 39(10), 1061-1069, 2001年WebofScience
  • Hysteresis in Bending Electrostriction of Polyurethane Films
    Watanabe, M; Suzuki, M; Hirako, Y; Shirai, H; Hirai, T
    Journal of Applied Polymer Science, 79(6), 1121-1126, 2001年WebofScience
  • 汎用高分子からなる柔軟駆動材料の電場変形
    平井利博
    高分子エレクトロニクス研究会(高分子マイクロアクチュエータ), Jan-00, 9-15, 2000年
  • Electroactive Nonionic Polymer Gel
    - Swift Bending and Crawling Motion -
    T. Hirai;J. Zheng;M. Watanabe;H. Shirai;M. Yamaguchi
    Mat. Res. Soc. Symp. Proc., 600, 267-272, 2000年
  • Electrically Induced Rapid Deformation of Nonionic Gel
    Zheng, JM; Watanabe, M; Shirai, H; Hirai, T
    Chemistry Letters, (5), 500-501, 2000年WebofScience
  • Bending electrostriction in polyurethane using in situ ultraviolet and visible spectroscopies
    Watanabe, M; Shirai, H; Hirai, T; Suzuki, M; Hirako, Y
    JOURNAL OF APPLIED PHYSICS, 88(9), 5328-5333, 2000年WebofScience
  • Well-defined Polynuclear Iron(II) Complexes Bridged by Back-to-back Ligands
    M. Kimura;T. Horai;T. Muto;K. Hanabusa;H. Shirai
    Chemistry Letters, 1129-1130, 1999年
  • Effects of Polymer Networks on the Bending Electrostriction of Polyurethanes
    M. Watanabe;N. Takahashi;T. Ueda;T. Ueda;M. Suzuki;Y. Amaike;T. Hirai
    The Wiley Polymer Networks Group Review Series, 2, 214-221, 1999年
  • Surface Modification of Polymer Hydrogel and its Effect on the Wall-shearing Stress in Water
    M. H. Islam;H. Morikawa;N. Watanabe;M. Watanabe;T. Hirai
    The Wiley Polymer Networks Group Review Series, 2, 430-438, 1999年
  • Solvent-drag bending motion of polymer gel induced by electric field
    T. Hirai;Jianming Zheng;M. Watanabe
    Proceedings of SPIE, SPIE's 6th Annual International Symposium on Smart Structures and Materials, Electro-active Polymer Actuators and Devices, 3669, 209-217, 1999年
  • Polymer gel generating bending and crawling motion
    T. Hirai
    WW-EAP Lett., 1(1), 4-5, 1999年
  • PVC gel deforms like a tongueby applyingan electric field
    T. Hirai;M. Watanabe;M. Yamaguchi
    WW-EAP Lett., 1(2), 7-8, 1999年
  • Bending Electrostriction in Polyurethanes Containing Ions as Contaminants or Additives
    Watanabe, M; Kato, T; Suzuki, M; Amaike, Y; Hirai, T
    JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS, 38(8A), L872-L874, 1999年WebofScience
  • Electric Conduction in Bending Electrostriction of Polyurethanes
    Watanabe, M; Hirai, T; Suzuki, M; Amaike, Y
    Appl. Phys. Lett., 74(18), 2717-2719, 1999年WebofScience
  • Lens functions of polymer microparticle arrays
    Hirai, T; Hayashi, S
    COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS, 153(1-3), 503-513, 1999年WebofScience
  • Polyurethane Actuators Using Bending Piezoelectricity and Bending Electrostriction
    Watanabe, M; Hirai, T; Ueda, T; Suzuki, M; Amaike, Y
    JOURNAL OF INTELLIGENT MATERIAL SYSTEMS AND STRUCTURES, 10(2), 100-104, 1999年WebofScience
  • Drag reduction on a polymer gel surface
    Islam, MH; Watanabe, M; Morikawa, H; Hirai, T
    JSME INTERNATIONAL JOURNAL SERIES C-MECHANICAL SYSTEMS MACHINE ELEMENTS AND MANUFACTURING, 42(3), 634-639, 1999年WebofScience
  • Electro-striction effect of polyurethane elastomer (PUE) and its application to actuators
    Kyokane, J; Ishimoto, H; Yugen, H; Hirai, T; Ueda, T; Yoshino, K
    SYNTHETIC METALS, 103(1-3), 2366-2367, 1999年WebofScience
  • Application of conventional polymers to smart-materials
    Hirai, T
    Sen-i Gakkaishi, 55(1), P30-P35, 1999年WebofScience
  • Bending Deformation of Monolayer Polyurethane Film Induced by an Electric Field
    Watanabe, M; Yokoyama, M; Ueda, T; Kasazaki, T; Hirai, M; Hirai, T
    Chemistry Letters, (8), 773-774, 1997年WebofScience
  • Polyurethane elastomer actuator
    Ueda, T; Kasazaki, T; Kunitake, N; Hirai, T; Kyokane, J; Yoshino, K
    SYNTHETIC METALS, 85(1-3), 1415-1416, 1997年WebofScience
  • pH-Induced structure change of poly(vinyl alcohol) hydrogel crosslinked with poly(acrylic acid)
    Hirai, T; Okinaka, T; Amemiya, Y; Kobayashi, K; Hirai, M; Hayashi, S
    ANGEWANDTE MAKROMOLEKULARE CHEMIE, 240, 213-219, 1996年WebofScience
  • Polyurethane-elastomer-actuator
    Hirai, T; Sadatoh, H; Ueda, T; Kasazaki, T; Kurita, Y; Hirai, M; Hayashi, S
    ANGEWANDTE MAKROMOLEKULARE CHEMIE, 240, 221-229, 1996年WebofScience
  • Time-transient process of magnetically induced growth of nematic domains in a biological macromolecular liquid crystal
    M. Hirai;T. Takizawa;S. Yabuki;T. Hirai;T. Ueki;Y. Sano
    Phys. Rev. E, 51(2), 1263-1267, 1995年
  • Aerosol-OT Reversed Micellar Formation at Low Water-Surfactant Ratio Studied by Synchrotron Radiation Small-Angle X-ray Scattering
    HIRAI, M; KAWAIHIRAI, R; YABUKI, S; TAKIZAWA, T; HIRAI, T; KOBAYASHI, K; AMEMIYA, Y; OYA, M
    JOURNAL OFPHYSICAL CHEMISTRY, 99(17), 6652-6660, 1995年WebofScience
  • Electrially Induced Reversible Structural Change of a Highly Swollen Polymer Gel Network
    HIRAI, M; HIRAI, T; SUKUMODA, A; NEMOTO, H; AMEMIYA, Y; KOBAYASHI, K; UEKI, T
    JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS, 91(3), 473-477, 1995年WebofScience
  • Complexes of gangliosides with proteins in solution
    HIRAI, M; TAKIZAWA, T; YABUKI, S; NAKATA, Y; MITOMO, H; HIRAI, T; SHIMIZU, S; FURUSAKA, M; KOBAYASHI, K; HAYASHI, K
    Physica B, 213, 751-753, 1995年WebofScience
  • Ganglioside structure in solution
    HIRAI, M; YABUKI, S; TAKIZAWA, T; NAKATA, Y; MITOMO, H; HIRAI, T; SHIMIZU, S; KOBAYASHI, K; FURUSAKA, M; HAYASHI, K
    Physica B, 213, 748-750, 1995年WebofScience
  • Electrostriction of Highly Swollen Polymer Gel: Possible Application for Gel Actuator
    HIRAI, T; NEMOTO, H; HIRAI, M; HAYASHI, S
    Journal of Applied Polymer Science, 53(1), 79-84, 1994年WebofScience
  • Effect of branching of amylopectin on complexation with iodine as steric hindrance
    Mitsuhiro Hirai;Toshihiro Hirai;Tatsuo Ueki
    Polymer, 35(10), 2222-2225, 1994年WebofScience
  • GROWING PROCESS OF SCATTERING DENSITY FLUCTUATION OF A MEDIUM DISTANCE IN THE HYDROGEL OF POLY(VINYL ALCOHOL) UNDER STRETCHING
    HIRAI, M; HIRAI, T; UEKI, T
    Macromolecules, 27(4), 1003-1006, 1994年WebofScience
  • CONFORMATIONAL CHANGE ON POLYMER-CHAINS OF PARTIALLY FORMALIZED POLY(VINYL ALCOHOL)-IODINE COLOR COMPLEX STUDIED BY USING SYNCHROTRON-RADIATION SMALL-ANGLE X-RAY SOLUTION SCATTERING
    HIRAI, M; HIRAI, T; UEKI, T
    MAKROMOLEKULARE CHEMIE-MACROMOLECULAR CHEMISTRY AND PHYSICS, 194(10), 2885-2895, 1993年WebofScience
  • SHAPE MEMORIZING PROPERTIES OF A HYDROGEL OF POLY(VINYL ALCOHOL)
    HIRAI, T; MARUYAMA, H; SUZUKI,T; HAYASHI, S
    Journal of Applied Polymer Science, 45(10), 1849-1855, 1992年WebofScience

MISC

  • ファイバー産業の刷新に向けた戦略的産学官連携の新たなステージへ
    平井利博
    繊維学会誌, 66(10), 323, 2010年
  • 高分子ゲル/エラストマーを用いた人工筋肉、汎用高分子の駆動材料への応用、(1)柔軟高分子の駆動材料への応用
    平井利博
    加工技術, 45(5), 533-539, 2010年
  • 高分子ゲル/エラストマーを用いた人工筋肉、汎用高分子の駆動材料への応用、(2)誘電高分子ゲルの電場駆動
    平井利博
    加工技術, 45(6), 357-362, 2010年
  • 高分子ゲル/エラストマーを用いた人工筋肉、汎用高分子の駆動材料への応用、(3)誘電高分子の駆動材料への応用
    平井利博
    加工技術, 45(9), 533-539, 2010年
  • ナノテク高機能ファイバー連携センターにおける協働開発推進の現状と課題
    平井利博
    Web Journal, 111, 0, 2010年
  • 繊維系汎用高分子の自立応答性材料への応用
    平井利博
    SEN'I GAKKAISHI(繊維と工業), 55(1), 30-35, 1999年
  • Electroactive Non-ionic Gel
    J. Zheng;M. Hagiwara;M. Watanabe;T. Hirai
    Proceedings of International Conference on Advanced Fiber Materials, October 3-5, Ueda, Japan, 287-288, 1999年
  • Drag Reduction on theModified PVA Hydrogel Surface
    M.H.Islam;M. Watanabe;H. Morikawa;T. Hirai
    Proceedings ATC'99, The 5th Asian Textile Conference, 1, 91-94, 1999年
  • Characteristic Behavior of Polymer Solution under an Electric Field
    J. Zheng;M. Hagiwara;M. Watanabe;T. Hirai
    Proceedings ATC'99, The5th Asian Textile Conference, Kyoto, Japan, 2, 1298-1300, 1999年
  • Electric Conduction in Bending Electrostriction of Polyurethane
    M. Watanabe;M. Suzuki;Y. Amaike;T. Hirai
    Proceedings ATC'99, The Asian Textile Conference, Kyoto, Japan, 2, 1301-1302, 1999年
  • The Effect of Surface Properties of Modified PVA Hydrogel Surface on Drag Reduction
    Md. Hamidul Islam;Masashi Watanabe;Hirohisa Morikawa;Toshihiro Hirai
    Proc. of International Conference on Advanced Fiber Materials October 3-5, Ueda, Japan, 321-322, 1999年
  • Flow Characteristics in Polymer Hydrogel Tube as Model Blood Vessel
    Hirohisa Morikawa;Toshihiro Hirai;Masayuki Sakurai;Shunichi Kobayashi
    Proc. of the International Conference on New Frontiers in Biomechanical Engineering, 145-148, 1997年
  • 高分子ゲルのアクチュエータへの応用
    平井利博
    化学工学, 60(1), 42-47, 1996年
  • 改質ポリ塩化ビニル膜の光応答性
    平井利博
    高分子加工, 45(4), 178-182, 1996年
  • 高分子ゲルを用いた駆動材料
    平井利博
    日本機械学会誌, (4), 311-, 1996年
  • 電場・磁場応答性を有する高分子ゲル
    平井利博
    材料化学, 32(2), 59-63, 1995年
  • pH-Induced Structure Change of Poly (vinyl alcohol) Crosslinked with Poly (acrylic acid)
    T. Hirai;T. Okinaka;S. Hayashi;Y. Amemiya;K. Kobayashi;M. Hirai
    Proceedings of International Symposium on Advanced Network Polymers Kansai University (ISANKU) (Dec. 5-7, Suita, Osaka, Japan), 59-60, 1995年
  • Polyurethane Elastomer Actuator
    T. Hirai;A. Ueda;T. Kasazaki;Y. Kurita;M. Yokoyama;S. Hayashi;M. Hira
    Proceedings of International Symposium on Advanced Network Polymers Kansai University (ISANKU) (Dec. 5-7, Suita, Osaka, Japan), 61-62, 1995年
  • 電場で制御するポリウレタン
    平井利博
    工業材料, 42(2), 26-31, 1994年
  • 電場をかけると収縮を生じる弾性ポリウレタン
    平井利博
    ポリファイル, 31(360), 47-49, 1994年
  • Photo-induced Current of Plasticized Poly (vinyl chloride-co-ethylene) Membrane Containing Photochromic Dye
    T. Hirai;H. Hasaka;S. Hayashi
    Proc. of ISF'94 (International Symp. on Fiber Sci. and Technol.), 271C01, 136-, 1994年
  • Temperature Dependence of Electric Field Induced Actuation of Polyurethane Elastomers
    H. Sadato;T. Hirai;S. Hayashi;A. Ueda;T. Kasazaki;M. Hirai
    Proc. of ISF'94 (International Symp. on Fiber Sci. and Technol.), 261F12, 292-, 1994年
  • Magneto-Response of PVA Gels Containing Magnetic Body
    T. Takamizawa;T. Hirai;S. Hayashi;M. Hirai
    Proc. of ISF'94 (International Symp. on Fiber Sci. and Technol.), 261F13, 293-, 1994年
  • Photoinduced Rectification of SBP-Containing PVC Membrane
    T. Hirai;H. Hasaka;S. Hayashi
    Proc. of ISF'94 (International Symp. on Fiber Sci. and Technol.), 262B120, 362-, 1994年
  • Mechanical and Electrical Properties of Poly Vinyl Alcohol Hydrogel as Sensor Material for Living Body
    Hirohisa Morikawa;Toshihiro Hirai;Masayuki Sakurai
    the Second World Congress of Biomechanics, 1, 117-, 1994年

書籍等出版物

  • ソフトアクチュエータの材料・構成・応用技術 第1部、第2章 第1節
    平井利博, 誘電ポリマーゲルアクチュエータ
    S&T出版, 75-92 2016年11月08日
    ISBN:978-4-907002-61-9
  • Handbook of Smart Textiles
    Toshihiro Hirai, Hong Xia, 共著, Electric Functions of Textile Polymers
    Springer, 3-29 2015年, 査読有り
    ISBN:978-9-814451-44-4
  • 新材料・新素材シリーズ 未来を動かすソフトアクチュエーター
    平井利博, 誘電ポリマーアクチュエーター、-膨潤ゲルから結晶性ポリマーフィルムまでー
    シーエムシー, 第10章 2010年
  • ファイバー : スーパーバイオミメティックス—近未来創造テクノロジー—(第3編)
    平井利博
    2006年
  • 未来型アクチュエータ材料・デバイス(第7章)
    平井利博
    2006年
  • Smart fibers, fabrics and clothing, Ed.by Xiaoming Tao, Chapter 2, Electrically-active polymer materials ? application of non-ionic polymer gel and elastomers for artificial muscles
    Toshihiro Hirai/Jeanming Zheng, 共著
    The Textile Institute, Woodhead Publishing Limitted, Cambridge England, 7-33頁 2001年
  • Polymer Sensors and Actuators, Eds. Y. Osada and D. E. DeRossi, Chapter 8, Electrically Induced Strain in Polymer Gels Swollen with Non-Ionic Organic Solvents
    T. Hirai/ M. Hirai, 共著
    Springer-Verlag Berlin Heidelberg, 245-258頁 2000年
  • Polymer Sensors and Actuators, Edited by Y. Osada and D. E. DeRossi
    Toshihiro Hirai;Mitsuhiro Hirai, Electrically Induced Strain in Polymer Gels Swollen with Non-Ionic Organic Solvents
    Springer-Verlag Berlin Heidelberg, 245-258 2000年
  • ゲルハンドブック
    平井利博, 磁性流体
    エヌ・ティー・エス, - 1997年
  • 長田義仁,王林監修:機能性高分子ゲルの開発と最新技術
    平井利博, ケモメカニカル・エネルギー変換
    シーエムシー, 236-247 1995年

講演・口頭発表等

  • Characteristic Electrical Actuation of Plasticized Poly(vinyl chloride)-Various Function in Relation with the Dielectric Plasticizers-
    T. Hirai, M. Ali, T. Ogiwara, D. Tsurumi, T. Ueki, H. Xia, M. Hashimoto
    4th International Conference on Smart Materials Structures Systems(CIMTEC 2012), 2012年, 招待有り
  • Electrical Mobility of Textile Polymers with Low Dielectric Constant, and their Future Prospect as Functional Materials
    T. Hirai
    5th Textile Bioengineering and Informatics Symposium (TBIS2012), 2012年
  • Plasticized Poly(vinyl alcohol) Gels as Super Paraelectric Actuator
    T. Hirai, M. Ali, H. Xia, H. Sato, T. Sato, T. Ueki
    International Union of Material Research Societies-International Conference on Electronic Materials(IUMRS-ICEM2012), 2012年
  • Effects of Plasticizers on Electromechanical Actuations of Textile Polymeric Materials
    Mohammad Ali, Toshihiro Hirai
    11th Asian Textile Conference (ATC11), 2011年
  • Triblock copolymer Films as High-Performance Dielectric Elastomers: Effects of casting solvents on the morphology and electrical actuation
    Yeonju Jang and Toshihiro Hirai
    11th Asian Textile Conference (ATC11), 2011年
  • Actuation performance induced by nano-phase morphology of dielectric elastomers
    Yeonju Jang and Toshihiro Hirai
    2011 World Congress on Advances in Structural Engineering and Mechanics (ASEM11+), 2011年
  • Effects of Molecular Weight of PMMA-PnBA-PMMA Triblock Copolymers on Actuation Performance,
    Yeonju Jang and Toshihiro Hirai
    2nd International Conference on Nanotechnology: Fundamentals and Applications (ICNFA2011), 2011年
  • Micro Structure of PVC Gels and their Electric Response Behavior
    H. Xia, T. Hirai
    International Conference of Future Textile 2010, 2010年07月
  • Effect of electrical field on the layer separation and deformation of plasticized PVC actuators
    H. Xia, T. Hirai
    International Conference on Intelligent Textiles (ICIT) 33-34, 2010年06月
  • Interrelationship between of phase structure and actuation behavior of acrylic triblock copolymer films
    Yeonju Jang and Toshihiro Hirai
    20th International Conference on Physical Organic Chemistry (ICPOC-20), 2010年
  • Textile polymer materials as electroactive artificial muscles – from highly swollen gel to solid polymer films
    Toshihiro Hirai, Hong Xia, Nobuaki Kataoka and Minoru Hashimoto
    39th textile research Symposium, 2010年, 招待有り
  • Dielectric Polymer Actuator for Artificial Muscle - From Soft Polymer Gel to Solid Polymer Film -
    T. Hirai
    5th Nagoya University - UCLA International Symposium, Shinshu University - Nagoya University Global COE Joint Symposium in Ueda, 2010年
  • Preparation of Ultra-Fine Fibers by Laser-Electrospinning Process
    M. Takasaki, S. Kinugawa, K. Morie, Y. Ohkoshi, T. Hirai
    Asian Workshop on Polymer Processing 219-220, 2010年
  • Effect of processing variables on the performance of Roter Spun yarn
    M. Ali, T. Rowe
    International Conference of Future Textile 2010, 2010年
  • Building of an Energy Production System using Photosynthetic Proteins
    T. Ueki, T. Hirai
    International Conference of Future Textile 2010, 2010年
  • Whitening of UV-irradiated PVA film and its surface structure
    Y. Okada, T. Takizawa, T. Hirai, H. Fujimatsu
    International Conference of Future Textile 2010, 2010年
  • Morphology and physical behavior of acrylic triblock copolymer films circular actuato
    Y.J. Jang, T. Kato, T. Hirai
    International Conference of Future Textile 2010, 2010年
  • Influence of Solvent Induced Morphology and Elasticity of Dielectric Electroactive Polymer Actuators
    Yeonju Jang, Toshinori Kato and Toshihiro Hirai
    International Conference on Intelligent Textiles (ICIT2010), 2010年
  • Design and fabrication of stimuli-responsive Janus microgels
    Daisuke Suzuki, Yoshitaka Umeda, and Toshihiro Hirai
    PACHIFICHEM2010, 2010年
  • Mechanical Response of Triblock Copolymer films prepared by Controlling the Casting Solvents
    Y.J. Jang, D. Matoba, T. Hirai
    3rd International Symposium onHigh-Tech Fiber Engineering 2009, 2009年12月
  • Electromechanical Motion of PVC Containing Large Amount of Plasticizer
    T. Hirai, K. Hirai, H. Xia
    4th International Conference on Artificial Muscles 2009, 2009年11月, 招待有り
  • Investigation on Dielectric Response of Plasticized PVC Actuators
    H. Xia, T. Hirai
    4th International Conference on Artificial Muscles 2009, 2009年11月
  • Phase Separation in Thin Films of triblock copolymer: Effect of controlling casting solvent
    Y.J. Jang, D. Matoba, T. Hirai
    4th International Conference on Artificial Muscles 2009, 2009年11月
  • Electrical Response and Mechanical Behavior of Plasticized PVC Actuators
    H. Xia, T. Ueki, T. Hirai
    2nd International Conference on Multi-functional Materials and Structures 2009, 2009年10月
  • Advanced Fiber Engineering Education in Shinshu University
    T. Hirai
    10th Asian Textile Conference (ATC-10),, 2009年09月
  • Building of an Energy Production System using Photosynthetic Proteins
    T. Ueki, T. Hirai
    10th Asian Textile Conference (ATC-10),, 2009年09月
  • Impedance Properties and Actuation Behavior of Plasticized Polyvinyl Chloride Gels
    H. Xia, T. Hirai
    10th Asian Textile Conference (ATC-10),, 2009年09月
  • Actuation Behavior and Mechanical Characteristics of Plasticized PVC by DC electric Field
    H. Xia, T. Hirai
    International Conference on Latest Advances in High-Tech Textiles and Textile-Based Materials 323-324, 2009年09月
  • Space Charge Distribution and Mechanical Properties in Plasticized PVC Actuators
    H. Xia, T. Hirai
    2009 IEEE ICMA, 2009年08月
  • Building of an Energy Production System using Photosynthetic Proteins
    T. Ueki, T. Hirai
    7th East Asian Symposium on Polymers For Advanced Technologies (EASPAT-2009), 2009年05月
  • Degradation of Poly(vinyl alcohol) Thin Films by UV Irradiation
    Y. Okada, T. Takizawa,H. Usami, T. Hirai, H. Fujimatsu
    7th East Asian Symposium on Polymers For Advanced Technologies (EASPAT-2009), 2009年05月
  • Electrical Response and Deformation Behavior of Plasticized PVC Actuators
    H. Xia, T. Hirai
    7th East Asian Symposium on Polymers For Advanced Technologies (EASPAT-2009), 2009年05月
  • Polymer-based Actuators: One of the Researches in Global COE Program on Advanced Fiber Engineering
    T. Hirai, T. Ueki, M. Takasaki
    7th East Asian Symposium on Polymers For Advanced Technologies (EASPAT-2009), 2009年05月
  • A Contraction Type Soft Actuator using Poly Vinyl Chloride Gel
    M. Yamano, N. Ogawa, M. Hashimoto, M. Takasaki, T. Hirai
    2008 IEEE, International Conference on Robotics and Biomimetics, 2009年02月
  • High-Sensitive Chemical Sensor System Employing a Higher-mode Operative Micro Cantilever Sensor and an Adsorption Tube
    T. Mihara, T. Ikehara, J. Lu, R. Maeda, T. Fukawa, M. Kimura, Y. Liu, T. Hirai
    AIP Conf. Proc. 1137 79-82, 2009年
  • Polyurethane Web Fabricated by Laser-Electrospinning
    M. Takasaki, K. Sugihara, K. Hara, S. Kinugawa, K. Morie, Y. Ohkoshi, T. Hirai, T. Fujii, H. Shimizu, M. Saito
    10th Asian Textile Conference (ATC-10), 2009年
  • Characteristics Evaluation of PVC Gel Actuators
    N. Ogawa, M. Hashimoto, M. Takasaki, T. Hirai
    2009 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2009年
  • Building of an Energy Production System using Photosynthetic Proteins
    T. Ueki, T. Hrai
    5th International Conference on Adovanced Fiber/Textile Materials 2009 in Ueda., 2009年
  • Deformation of Dielectric Polymer of Plasticized PVC by Electric Field
    H. Xia, M. Takasaki, T. Hirai
    International Conference on Advanced Textile Materials&Manufacturing Technology 347-350, 2008年10月
  • Japan’s Strategy for Science&Technology Innovation and How Shinshu Is Approaching to the Goal Through Global Collaboration
    T. Hirai
    International Conference on Advanced Textile Materials&Manufacturing Technology 580-583, 2008年10月
  • Electrical Response Properties of Plasticized PVC Gel
    K. Yamamoto, M. Takasaki, T. Hirai
    5th Japan-China Conference on Mechatronics (JCCM2008), 2008年08月
  • The actuation of membrane of PMMA soft polymer applying an electric field
    T. Noma, M. Takasaki, T. Hirai
    5th Japan-China Conference on Mechatronics (JCCM2008), 2008年08月
  • Building of an Energy Production System using Photosynthetic Proteins
    T. Ueki, T. Hirai
    Textile Futures Conference 2008, 2008年08月
  • Polymer film coated quartz crystal microbalances sensor for the detection of volatile organic compounds
    Y. Liu, T. Mihara, M. Kimura, T. Ueki, T. Hirai
    12th International Meeting on Chemical Sensors, 2008年07月
  • (基調講演)
    T.Hirai
    TIBIS, 2008年
  • Future Textile (基調講演)
    T.Hirai
    2008年
  • Sensitivity Improvement of a Chemical Sensor System Employing a Micro Cantilever Sensor and an Adsorption Tube
    T. Mihara, T. Ikehara, J. Lu, R. Maeda, T. Fukawa, M. Kimura, Y. Liu, T. Hirai
    25th Sensor Symposium, 2008年
  • Electroactive Textile Polymers as Artificial Muscles, - One of the Global COE Researches on Textile Polymer Materials -
    T. Hirai
    2nd International Scientific Conference, Textiles of the Future, 2008年
  • Sports, Health, Eco, Function, Electrical Actuation of Textile Polymer Materials
    T. Hirai
    SMART-TBIS Joint Symposium 2008, 2008年
  • Ultra-Fine Fibers Produced by Laser-Electrospinning
    M. Takasaki, K. Nakata, H. Fu, S. Kinugawa, K. Morie, Y. Ohkoshi, M. Kimura, T. Hirai, Y. Gotoh, M. Nagura
    Textile Futures Conf. 2008, 2008年
  • Global COE of Shinshu University on Advanced Fiber Materials
    T. Hirai
    TIBIS 2008, 2008年
  • Future Textile
    T. Hirai
    ENSAIT, 2008年
  • (基調講演)
    T.Hirai
    2007年
  • (基調講演)
    T.Hirai
    2007年
  • (基調講演)
    T.Hirai
    Future Textile Conference, 2007年
  • (基調講演)
    T.Hirai
    2007年
  • VOC sensing of nanostructure-modified QCMs
    M. Sugawara, T. Mihara, M. Kimura, T. Hirai, T. Mihara
    24th Sensor Symposium, 2007年
  • VOC sensing using the conductive polymer of electrochemical polymerization
    T. Fujinami, M. Takasaki, M. Kimura, T. Hirai, T. Mihara
    24th Sensor Symposium, 2007年
  • The Influences of Electric Field on the Structure of Melt Electrospun Fiber
    K. Nakata, M. Takasaki, S. Kinugawa, H. Fu, K. Morie, Y. Ohkoshi, M. Kimura, T. Hirai, Y. Gotoh, M. Nagura
    4th International Conference on Advanced Fiber/Textile Materials 2007 in Ueda (ICAFTM2007), 2007年
  • Building of the energy production system using photosynthetic proteins
    T. Ueki, T. Hirai
    4th International Conference on Advanced Fiber/Textile Materials 2007 in Ueda (ICAFTM2007), 2007年
  • Global Networking on Textile Exchange
    T. Hirai
    ALTEX’2007, 2007年
  • Preparation of Ultra-Fine Fiber Using Laser Electrospinning Process
    M. Takasaki, K. Fujii, H. Fu, Y. Kogiso, Y. Ogawa, K. Nakata, Y. Ohkoshi, M. Kimura, T. Hirai, Y. Gotoh, M. Nagura
    International nano-fiber symposium 267, 2007年
  • Global COE of Shinshu University onAdvanced Fiber Materials
    T. Hirai
    Future Textile Conference, 2007年
  • Global COE of Shinshu University on Advanced Fiber Materials
    T. Hirai
    Hangnyan University, 2007年
  • Global COE of Shinshu University on Advanced Fiber Materials
    T. Hirai
    Kangnam University, 2007年
  • Global COE of Shinshu University on Advanced Fiber Materials
    T. Hirai
    Zhejiang Polytechnic University, 2007年
  • Construction of Bioreactor using Photosynthetic Proteins
    T. Ueki, T. Hirai
    2006 Sino-Japanese Fiber Symposium, 2006年10月
  • Slip of Newtonian Fluid on the Polymer Gel Surface
    Md.H.Islam;M.Watanabe;H.Morikawa;T.Hirai
    日本機会学会2000年度年次大会講演論文集(I), 2000年
  • 非イオン性高分子ゲルの電場による高速大変形
    平井利博;鄭 建明;渡辺真志
    日本機会学会2000年度年次大会講演論文集(I), 2000年
  • PVAゲルの電場応答型アクチュエータ(人工筋肉を目指して)
    平井利博
    繊維学会予稿集 55 105-108, 2000年

担当経験のある科目_授業

  • 高分子化学I,II
    信州大学
  • 生体システム化学
    信州大学

所属学協会

  • Materials Research Society
  • IUPAC, American Chemical Society
  • Materials Society of Japan
  • Society of Photo-Optical Instrumentation Engineers
  • 日本化学会
  • 高分子学会
  • 膜学会
  • 繊維学会
  • 近畿化学協会
  • 機械学会
  • 日本バイオレオロジー学会
  • 日本バイオマテリアル学会
  • 感性工学会
  • 日本材料科学会

共同研究・競争的資金等の研究課題

  • 高分子ゲル、エラストマーを用いる柔軟自律応答材料(人工筋肉)
  • 能動輸送機能膜
  • 形状記憶高分子材料
  • 人工血管モデルを用いた管内壁損傷機構
  • 酵素固定膜の機能開発