石割 研究業績

研究論文

  • Mesoscopic Structural Aspects of Ca2+-Triggered Polymer Chain Folding of a Tetraphenylethene-Appended Poly(Acrylic Acid) in Relation to Its Aggregation-Induced Emission Behavior
  • K. Morishima, F. Ishiwari, S. Matsumura, T. Fukushima, M. Shibayama* (K.M. and F.I. contributed equally)
    Macromolecules 2017, 50, 5940–5945 (DOI: 10.1021/acs.macromol.7b00883).

    ma-2017-00883s_0006.jpeg
  • Rigid-to-Flexible Conformational Transformatdion: An Efficient Route to Ring-Opening of a Trogers Base-Containing Ladder Polymer
  • F. Ishiwari,* N. Takeuchi, T. Sato, H. Yamazaki, R. Osuga, J. N. Kondo, T. Fukushima*
    ACS Macro Lett. 2017, 6, 775–780 (DOI: 10.1021/acsmacrolett.7b00385).
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*This paper was highligted as SYNFACS of the month!*
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  • Mission Accomplished: Synthesis of ‘Flexible’ Ladder Polymers
  • T. M. Swager, K. Yoshinaga
    Synfacts 201713, 1027 (DOI: 10.1055/s-0036-1591240) "Open Access".

  • 2,3,5,6,8,9-Hexabromosumanene: Synthesis and Its Application to Suzuki-Miyaura Cross-Coupling
  • H. Toda, Y. Yakiyama, Y. Shoji, F. Ishiwari, T. Fukushima, H. Sakurai*
    Chem. Lett.  2017In press (DOI: 10.1246/cl.170566).
  • Synthesis and Catalytic Applications of a Triptycene-Based Monophosphine Ligand for Palladium-Mediated Organic Transformations
  • F. K.-C. Leung, F. Ishiwari, Y. Shoji, T. Nishikawa, R. Takeda, Y. Nagata, M. Suginome, Y. Uozumi,* Y. M. A. Yamada,* T. Fukushima*
    ACS Omega 20172, 1930–1937 (DOI: 10.1021/acsomega.7b00200).
  • An anion-conductive microporous membrane composed of a rigid ladder polymer with a spirobiindane backbone
    F. Ishiwari, T. Sato, H. Yamazaki, J. N. Kondo, S. Miyanishi, T. Yamaguchi, T. Fukushima*
    J. Mater. Chem. A 2016, 4, 17655–17659 (doi: 10.1039/C6TA07576B).

  • Supramolecular Scaffold for Tailoring the Two-Dimensional Assembly of Functional Molecular Units into Organic Thin Films
    F. K.-C. Leung, F. Ishiwari,* T. Kajitani, Y. Shoji, T. Hikima, M. Takata, A. Saeki, S. Seki, Y. M. A. Yamada, T. Fukushima*
    J. Am. Chem. Soc. 2016,138, 11727–11733 (DOI: 10.1021/jacs.6b05513).
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  • Scanning tunnelling microscopy analysis of octameric o-phenylenes on Au(111)
    S. Marqués-González, S. Fujii,* T. Nishino, Y. Shoji, F. Ishiwari, T. Fukushima,* M. Kiguchi*
    RSC Advances 20166, 55970-55975 (DOI: 10.1039/C6RA07173B).
  • Chlorine-based inductively coupled plasma etching of GaAs wafer using tripodal paraffinic triptycene as an etching resist mask
    A. Matsutani,* F. Ishiwari, Y. Shoji, T. Kajitani, T. Uehara, M. Nakagawa, T. Fukushima
    Jpn. J. Appl. Phys. 201655, 06GL01-1 to 06GL013 (DOI:10.7567/JJAP.55.06GL01).
  • Rational synthesis of organic thin films with exceptional long-range structural integrity
    N. Seiki, Y. Shoji,* T. Kajitani, F. Ishiwari, A. Kosaka, T. Hikima, M. Takata, T. Someya, T. Fukushima*
    Science 2015, 348, 1122–1126 (DOI: 10.1126/science.aab1391).
  • Reversible helix-random coil transition of poly(m-phenylenediethynylene) by rotaxane switch. 
    Sakiko Suzuki, Fumitaka Ishiwari, Kazuko Nakazono and Toshikazu Takata*
    Chem. Commun. 2012, 48, 6478-6480. (DOI: 10.1039/C2CC18116A )
  • Rational Control of polyacetylene Helix by Pendant Rotaxane Switch.
    Fumitaka Ishiwari, Kazuko, Nakazono, Yasuhito Koyama, Toshikzu Takata*
    Chem. Commun. 2011, 47, 11739­–11741. (DOI: 10.1039/C1CC14404A)
  • Rational Design for Directed Helicity Change of Polyacetylene using Dynamic Rotaxane Mobility via Through-Space Chirality Transfer;
    Fumitaka Ishiwari, Kei-ichiro Fukasawa, Takashi Sato, Kazuko Nakazono, Yasuhito Koyama, Toshikazu Takata*
    Chem. Eur. J. 2011, 17, 12067−12075.(DOI: 10.1002/chem.201101727)
  • C–C Bond-Forming Click Synthesis of Rotaxanes Exploiting Nitrile N-Oxide
    Tohru Matsumura, Fumitaka Ishiwari, Yasuhito Koyama, Toshikazu Takata*
    Org. Lett
    . 2010, 12, 3828–3531.(DOI: 10.1021/ol101543x)
  • Synthesis, Structure, and Properties of Polyaceytylenes Possessing Chiral Spirobifluorene Moieties in the Side Chain
    Toshikazu Takata,* Fumitaka Ishiwari, Takashi Sato, Ryota Seto, Yasuhito Koyama
    Polym. J. 2008, 40, 846–853. (DOI: 110.1295/polymj.PJ2008104)
  • Poly(vinylspirobifluorene): Synthesis and Properties of Novel Stryrenic Polymer
    Fumitaka Ishiwari, Shinichi Kawasaki, Yasuhito Koyama, Toshikazu Takata*
    Chem. Lett. 2008, 37, 854–855 (DOI: 110.1246/cl.2008.854) 

解説記事

  • トポロジカルキラリティー
    石割 文崇, 高田 十志和
    CSJカレントレビュー13「キラル化学」Vol. 13, pp. 67-74 (2013).

招待講演

  • 254th ACS National Meeting & Exposition, Washington DC, USA (2017. 8. 20-24)
    "Bioinspired design of synthetic polymer-based Ca2+ sensor for the realization of extracellular Ca2+ imaging"
  • International Workshop on Molecular Functioning and Dynamics in Excited States, Physics Institute, National Chiao Tung University (NCTU), Hsinchu, Taiwan, (2016. 12. 5)
    "Solid-state dynamics of dipolar molecular rotors incorporated in two-demensional assembly of tripodal triptycene"
  • 静岡大学理学部化学科講演会 静岡大学山中研究室(2016. 10. 28)
    "高分子鎖のダイナミクスを駆使した超分子化学"
  • フレキシブル医療IT 第10回研究会, 東京大学弥生講堂一条ホール (2016. 10. 25)
    "細胞外Ca2+イメージングに向けた大面積シート状イオンセンサー"
  • Fluorescent Biomolecules and their Building Blocks – Design and Applications, Tianjin University, Tainjin, China (2016. 7. 7-11)
    "Bioinspired polymer gel Ca2+ sensor: Toward the realization of extracellular Ca2+ imaging"
  • National Chiao Tung University, Department of Applied Chemistry, Department Seminar, Hsinchu, Taiwan (2016. 5. 17)
     
    "Bioinspired Design of a Ca2+ Sensor Using Polymer Chain Dynamics"
     
  • 2015年度高分子・ハイブリッド材料研究センター(PHyM)若手フォーラム 東北大学多元物質科学研究所(2016. 3. 4)
    "高分子鎖ダイナミクスを利用したバイオインスパイアードCa2+センサー"


 



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科学技術創成研究院
化学生命科学研究所

当研究室は物質理工学院 応用化学系に所属しています。

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