Photo-switchable Superhydrophobic and Superhydrophilic Surfaces

2009 Fiscal Year Self-evaluation Report

• Project Area: New Horizons of Photochromism: Customized Molecular Design and Novel Applications
• Project/Area Number: 19050012
• Research Category: Grant-in-Aid for Scientific Research on Priority Areas
• Allocation Type: Single-year Grants
• Review Section: Science and Engineering
• Research Institution: Ryukoku University
• Principal Investigator: UCHIDA Kingo Ryukoku University, 理工学部, 教授 (70213436)
• Project Period (FY): 2007 – 2010
• Keywords: フォトクロミズム / ジアリールエテン / 超撥水 / 超親水 / 表面 / 光制御

Research Abstract

ジアリールエテンの結晶状態でのフォトクロミズムに伴い、その開環体と閉環体の共融点以上では、両異性体がそれぞれの結晶形で結晶化する。この現象に基づく薄膜表面の形状変化にともない、表面に超撥水性もしくは超親水性といった大きな濡れ性変化が誘起される系の探索を行う。また、それに伴い細胞の選択的な脱離を誘起するなどの新たな表面機能の探索も目的とする。

Research Products

• [Journal Article] Light-controlled Selective Metal Deposition on a Diarylethene Film -Toward New Applications in Electronics and Photonics (2010)
  • Author(s): Yusuke Sesumi, Satoshi Yokojima, Shinichiro Nakamura, Kingo Uchida, Tsuyoshi Tsujioka
  • Journal Title: Bulletin of the Chemical Society of Japan (in press)
  • Peer Reviewed
• [Journal Article] Photo-induced Reversible Topographical Changes of Photochromic Dithienylethene Microcrystalline Surfaces (2009)
  • Author(s): Norikazu Izumi, Naoki Nishikawa, Satoshi Yokojima, Yuko Kojima, Shinichiro Nakamura, Seiya Kobatake, Masahiro Irie, Kingo Uchida
  • Journal Title: New Journal of Chemistry 33 Pages: 1324-1326
  • Peer Reviewed
• [Journal Article] Metal atom behavior on photochromic diarylethene surfaces-deposition rate dependence of selective Mg deposition (2009)
  • Author(s): Tsuyoshi Tsujioka, Yusuke Sesumi, Satoshi Yokojima, Shinichiro Nakamura, Kingo Uchida
  • Journal Title: New Journal of Chemistry 33 Pages: 1335-1338
  • Peer Reviewed
• [Journal Article] Photoisomerization of Azobenzene Gel by Pulsed Laser Irradiation (2009)
  • Author(s): Kingo Uchida, Shintaro Yamaguchi, Hirofumi Yamada, Masako Akazawa, Tetsuro Katayama, Yukihide Ishibashi, Hiroshi Miyasaka
  • Journal Title: Chemical Communications Pages: 4420-4422
  • Peer Reviewed
• [Journal Article] Unusual Photochromic Behavior of C3- Methoxy-Substituted Bis(2-thienyl)perfluorocyclopentenes (2009)
  • Author(s): Kingo Uchida, Hibiki Sumino, Yumiko Shimobayashi, Yousuke Ushiogi, Atsushi Takata, Yuko Kojima, Satoshi Yokojima, Seiya Kobatake, Shinichiro Nakamura
  • Journal Title: Bulletin of the Chemical Society of Japan 82 Pages: 1441-1446
  • Peer Reviewed
• [Presentation] 光により誘起される超撥水性・超親水性表面ロータス効果とペタル効果の発現 (2009)
  • Author(s): 内田欣吾
  • Organizer: 第4回公開シンポジウム
  • Place of Presentation: 北海道大学学術交流会館
  • Year and Date: 20090901-20090902
• [Presentation] Different Photochromic Property in Two Types of Diarylethenes (2009)
  • Author(s): Kingo Uchida, Hibiki Sumino, Yumiko Shimobayashi, Yousuke Ushiogi, Atsushi Takata, Yuko Kojima, Satoshi Yokojima, Seiya Kobatake, Shinichiro Nakamura
  • Organizer: IKCOC-11 (The Eleventh International Kyoto Conference on New Aspects of Organic Chemistry
  • Place of Presentation: Kyoto, Japan
  • Year and Date: 2009-11-11
• [Presentation] Photoisomerization of Azobenzene Gel by Supramolecular Effect (2009)
  • Author(s): Kingo Uchida, Shintaro Yamaguchi, Hirofumi Yamada, Masako Akazawa, Naoki Nishikawa, Tetsuro Katayama, Yukihide Ishibashi, Hiroshi Miyasaka
  • Organizer: 18th ISPPCC Satellite Symposium on Photochemistry and Photobiology of Supramolecular Systems and Coordination Compounds (PPC2009)
  • Place of Presentation: Kusatsu, Japan
  • Year and Date: 2009-07-10