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渡辺 真志  ワタナベ マサシ

教員組織学術研究院(繊維学系)電話番号0268-21-5408
教育組織繊維学部 化学・材料学科 応用分子科学コースFAX番号0268-21-5391
職名教授メールアドレスmwatana@shinshu-u.ac.jp
住所〒386-8567 長野県上田市常田3-15-1 信州大学繊維学部ホームページURL

更新日:2023/06/12

プロフィール

研究分野
@
学歴
出身大学院
1991 , 東京工業大学大学院 , 理工学研究科 , 化学工学専攻

出身学校・専攻等(大学院を除く)
1989 , 東京工業大学 , 工学部

取得学位
工学博士 , 信州大学
研究職歴等
研究職歴
2007- , 信州大学繊維学部 助教
1997- , 信州大学繊維学部 助手
1991-1996 , 旭化成工業株式会社

研究活動業績

研究業績(著書・
発表論文等)
論文
Coil Formation of a Silicone String Using UV–Ozone Treatment
ACS Omega,7(13):11363-11370 2022
Author:Masashi Watanabe, Toshiki Tokutake, Ai Harada, Masatoshi Kaminaga


Preparation of drug microparticles with a narrow size distribution using regular dimples induced by buckling instability
Appl. Surface Sci.,563:150251 2021
Author:Masashi Watanabe, Hirokazu Tazawa, Kanako Suganuma


Fabrication of regular arrays of organic crystalline needles using creases formed on oxidized poly(dimethylsiloxane) surfaces
J. Appl. Polym. Sci.,136:47736 2019
Author:Masashi Watanabe, Yuki Koga, Hiroko Ichikawa


Preparation of Wrinkled Nanoribbons Consisting of Langmuir-Blodgett Films
J. Nanosci. Nanotechnol.,19(9):5954-5960 2019
Author:Masashi Watanabe


Facile method to align crystalline needles composed of organic semiconducting materials using a balance between centrifugal and capillary forces
Bulletin of Materials Science,40(6):1127–1136 2017
Author:Masashi Watanabe, Kouhei Tanaka


Spontaneous formation of discrete arrangement of particles by dipping ultraviolet/ozone-treated poly(dimethylsiloxane) substrate in solution
J. Appl. Polym. Sci.,133(23):43506 2016
Author:Masashi Watanabe, Toshihiro Nishino


Spontaneous formation of interdigitated array pattern in wrinkled gold films deposited on poly(dimethylsiloxane) elastomer
Polym. J.,47(4):320-327 2015
Author:Masashi Watanabe, Ryou Hatano, Chiho Koizumi


Area-Selective Microwrinkle Formation on Poly(dimethylsiloxane) by Treatment with Strong Acid
J. Polym. Sci. Part B. Polym. Phys.,53(3):167-174 2015
Author:Masashi Watanabe and Ryoma Hashimoto


Self-Structured Serrated Edges of Chemically Oxidized Poly(dimethylsiloxane) Disks
J. Appl. Polym. Sci.,131:40767 2014
Author:M. Watanabe, K. Shinoda


Well-Ordered Wrinkling Patterns on Chemically Oxidized Poly(dimethylsiloxane) Surfaces
Macromolecules,45:7128–7134 2012
Author:Masashi Watanabe and Koujirou Mizukami


Wrinkles with a well-ordered checkerboard pattern, created using dip-coating
Soft Matter,8:1563-1569 2012
Author:M. Watanabe


Suitable properties of ink to create inkjet-printed surface-directed microchannels that utilize the pinning effect of a triple line on a rough surface
Sens. Actuators B,157:727-734 2011
Author:Masashi Watanabe, Yu Eiwa, and Sho Tokunaga


An inkjet-printed microfluidic device for liquid-liquid extraction
Analyst,136:1420-1424 2011
Author:M. Watanabe


Microfluidic Devices Easily Created Using an Office Inkjet Printer
Microfluid. Nanofluid.,8:403-408 2010
Author:M. Watanabe


Formation of a Water–Xylene Interface in a Microchannel without Sidewalls
Anal. Chem.,81:8213-8218 2009
Author:M. Watanabe


Surface-Directed Channels Filled with Organic Solvents
Lab Chip,9:1143-1146 2009
Author:M. Watanabe


Microchannels Constructed on Hydrophobic Rough Surface
Chem. Eng. Technol.,31(8):1196-1200 2008
Author:M. Watanabe


Field-inducedBending Deformation of Various Rubber Films
Polym. Adv. Tech.,19:276-280 2008
Author:M. Watanabe


Behavior of bending motion of polyurethane film with carbon nanofiber as electrode
J. Appl. Phys.,101(5):053533-1-053533-5 2007
Author:T. Hirai, M. H. Islam, M. Takasaki, M. Watanabe


Bending Electrostriction in Polyurethane Films Doped with Electron Acceptors
Polym. Int.,56:1265-1271 2007
Author:M. Watanabe


Model for the Mechanism of the Bending Electrostriction in a Polyurethane Film
Jpn. J. Appl. Phys.,46(6(A)):3495-3500 2007
Author:M. Watanabe


Refreshable Microfluidic Channels Constructed Using an Inkjet Printer
Sens. Actuators B: Chemical,122:141-147 2007
Author:M. Watanabe


Shrink-induced Striped Pattern on a Thin Gold Film and Switching of Its Orientation
J. Appl. Polym. Sci.,101(3):2040-2044 2006
Author:M. Watanabe


Preparation of Polypyrrole Film with Well-ordered Corrugation
Synth. Met.,156(39271):597-601 2006
Author:M. Watanabe


Construction of Refreshable Microfluidic Channels and Electrophoresis Along Them
Sens. Actuators B: Chemical,114(1):296-300 2006
Author:M. Watanabe


Thermal Switching of the Actuation Ability of an Electroactive Polymer Actuator
J. Appl. Polym. Sci.,95(6):1566-1570 2005
Author:M. Watanabe, N. Wakimoto, T. Hirai, and M. Yokoyama


Selection of a Liquid for Swelling the Gel Coating of Electrodes for Electrohydrodynamic Pumping
J. Appl. Polym. Sci.,98(5):1996-2002 2005
Author:M. Watanabe and A. Hara


Wrinkles Formed on a Thin Gold Film Deposited onto Stretched Elastic Substrates
Polym. Adv. Tech.,16(10):744-748 2005
Author:M. Watanabe


Striped-Pattern Formation of a Thin Gold Film Deposited onto a Stretched Elastic Silicone Substrate
J. Polym. Sci. Part B: Polym. Phys.,43(12):1532-1537 2005
Author:M. Watanabe


Polypyrrole Film with Striped Pattern
J. Polym. Sci. Part B: Polym. Phys.,42(13):2460-2464 2004
Author:M. Watanabe and T. Hirai


Bending-electrostrictive Response of Polyurethane Films Subjected to a Reversed Electric Field
J. Appl. Polym. Sci.,92(6):3644-3650 2004
Author:M. Watanabe and T. Hirai


Close Relationship between Bending-electrostrictive Response and Space Charge Distribution in a Polyurethane Film
Jpn. J. Appl. Phys.,43(4A):1446-1448 2004
Author:M. Watanabe and T. Hirai


Gel-coated Electrodes for an Ion DragPump
IEEE Trans. Dielectr. Electr. Insul.,11(1):139-143 2004
Author:M. Watanabe, A. Hara, and T. Hirai


Space Charge Distribution in Bending Electrostrictive Polyurethane Films Doped with Salts
J. Polym. Sci. Part B: Polym. Phys.,42:523-531 2004
Author:M. Watanabe and T. Hirai


Bending Electrostriction and Space-charge Distribution in Polyurethane Films
J. Appl. Phys.,94(4):2494-2497 2003
Author:M. Watanabe, N. Wakimoto, H. Shirai, and T. Hirai


Liquid-liquid Two-layer Electrohydrodynamic Flow System
Sens. Actuators B: Chemical,94(3):264-270 2003
Author:M. Watanabe, H.Shirai, and T. Hirai


A Pumping Technique Using Electrohydrodynamic Flow Inside a Gel
IEEE Trans. Dielectr. Electr. Insul.,10(1):181-185 2003
Author:M. Watanabe, J. Zheng, A. Hara, H. Shirai, and T. Hirai


Effects ofplasticizers on novel electromechanical actuators with different poly(vinyl chloride) gels
J. Polym. Sci. Part B: Polym. Phys.,41(18):2119-2127 2003
Author:M. Z. Uddin, M. Watanabe, H. Shirai, and T. Hirai


Wrinkled Polypyrrole Electrode for Electroactive Polymer Actuators
J. Appl. Phys.,92(8):4631-4637 2002
Author:M. Watanabe, H. Shirai, and T. Hirai


Dyeing Conventional and Microfiber Polyester with Disperse Dyes
Textile Research Journal,72(1):77-82 2002
Author:M. Z. Uddin, M. Watanabe, H. Shirai, and T. Hirai


Creeping and Novel Huge Bending of Plasticized PVC; J. Robotics Mechatronics
J. Robotics Mechatronics,14:118-123 2002
Author:M. Z. Uddin, M. Watanabe, H. Shirai, and T. Hirai


Hysteresis in Bending Electrostriction of Polyurethane Films
J. Appl. Polym. Sci.,79(6):1121-1126 2001
Author:M. Watanabe, M. Suzuki, Y. Hirako, H. Shirai, and T. Hirai


Controlof Bending Electrostriction in Polyurethane Films by Doping with Salt
J. Polym. Sci. Part B: Polym. Phys.,39(10):1061-1069 2001
Author:M. Watanabe, T. Kato, M. Suzuki, Y. Hirako, H. Shirai, and T. Hirai


Ionic Polarization in Bending-electrostrictive Response of Polyurethane Films
J. Appl. Phys.,90(12):6316-6320 2001
Author:M. Watanabe, H. Shirai, and T. Hirai


Electrically Induced Creeping and Bending Deformation of Plasticized Poly(vinyl chloride)
Chem. Lett.,30(4):360-361 2001
Author:M. Z. Uddin, M. Yamaguchi, M. Watanabe, H. Shirai, and T. Hirai


Bending electrostriction in polyurethane using in situ ultraviolet and visible spectroscopies
J. Appl. Phys.,88(9):5328-5333 2000
Author:M. Watanabe, H. Shirai, T. Hirai, M. Suzuki, Y. Hirako


Thermal and oxidative stability of fluorinated alkyl aryl ethers
J. Fluorine Chem.,101:91-96 2000
Author:H. Fukui, K. Sanechika, M. Watanabe, and M. Ikeda


Electrically Induced Rapid Deformation of Nonionic Gel
Chem. Lett.,29(5):500-501 2000
Author:J. Zheng, M. Watanabe, H. Shirai, and T. Hirai


Effects of Polymer Networks on the Bending Electrostriction of Polyurethanes
Wiley Polymer Networks Group Review Series,2:214-221 1999
Author:M. Watanabe, N. Takahashi, T. Ueda, M. Suzuki, Y. Amaike, and T. Hirai


Electric Conduction in Bending Electrostriction of Polyurethanes
Appl. Phys. Lett.,74(18):2717-2719 1999
Author:M. Watanabe, M. Suzuki, Y. Amaike, and T. Hirai


Bending Electrostriction in Polyurethanes Containing Ions as Contaminants or Additives
Jpn. J. Appl. Phys.,38(8A):L872-L874 1999
Author:M. Watanabe, T. Kato, M. Suzuki, Y. Amaike, and T. Hirai


Polyurethane Actuators Using Bending Piezoelectricity and Bending Electrostriction
J. Intell. Material Syst. Struct.,10(2):100-104 1999
Author:M. Watanabe, T. Hirai, T. Ueda, M. Suzuki and Y. Amaike


Surface Modification of Polymer Hydrogel and its Effect on the Wall-shearing Stress in Water
Wiley Polymer Networks Group Review Series,2:430-438 1999
Author:M. H. Islam, H. Morikawa, N. Watanabe, M. Watanabe, T. Hirai


Drag reduction on a polymer gel surface
JSME International Journal, Series C,42(3):634-639 1999
Author:M. H. Islam, M. Watanabe, H. Morikawa, and T. Hirai


Bending Deformation of Monolayer Polyurethane Film Induced by an Electric Field
Chem. Lett.,26(8):773-774 1997
Author:M. Watanabe, M. Yokoyama, T. Ueda, T. Kasazaki, M. Hirai, and T. Hirai


[2,3]-Wittig Rearrangement of Enantiomerically-defined α (Allyloxy)stannanes
Tetrahedron Lett.,33:5795-5798 1992
Author:K. Tomooka, M. Watanabe, T. Nakai


Highly Periselective [2,3]Wittig Rearrangements on Dihydrofuran and dihydropyran Rings
Tetrahedron Lett.,31:7353-7354 1990
Author:K. Tomooka, M. Watanabe, T. Nakai

研究費
科学研究費補助金(研究代表者)
2007 - 2010 , オリジナル・マイクロリアクターの簡便な作製技術 , 基盤研究(C)
2001 - 2002 , 伸縮性ポリピロール電極を用いた高分子曲げ電歪アクチュエータ , 奨励研究(A)
1999 - 2000 , ポリウレタンの曲げ電歪(機構の解明) , 奨励研究(A)

奨学寄附金
2008 , (研究代表者)自然に形成される規則的な微細構造とその応用
2007 , (研究代表者)短時間、低コストで作れる新方式のマイクロ化学チップ
2005 , (研究代表者)高分子半導体を用いたアクチュエータ
2005 , (研究代表者)インクジェットプリンターで作製する「書き換え出来る微細流路」
2005 , (研究代表者)マイクロ化学システムにおける書き換え可能な流路
2004 , (研究代表者)微小化学分析装置における書き換えられる流路
2003 , (研究代表者)カーボンナノチューブを立てて並べた電極の作製方法と高分子アクチュエータ用電極としての応用
2003 , (研究代表者)リライタブル・レリーフ
2003 , (研究代表者)μ-TASにおける書き換え可能な流路
2002 , (研究代表者)ゲル内の電気流体力学的流動を利用したマイクロポンプ
2002 , (研究代表者)界面せん断応力を利用した2相式マイクロEHDポンプ
2000 , (研究代表者)電荷注入を原動力とする低電圧駆動型ポリマーアクチュエータ
1999 , (研究代表者)ポリウレタンの新機能

教育活動実績

授業等
2009 , 基礎化学実験 I
2009 , 高分子化学
2002 , 化学実験