Published Papers

  • “High-performance, semiconducting membrane composed of ultrathin, single-crystal organic semiconductors”
    T. Makita, S. Kumagai, A. Kumamoto, M. Mitani, J. Tsurumi, R. Hakamatani, M. Sasaki, T. Okamoto, Y. Ikuhara, S. Watanabe, and J. Takeya
    PNAS first (2019)
    DOI.org/10.1073/pnas.1909932116
  • “Validity of the Mott formula and the origin of thermopower in
    π-conjugated semicrystalline polymers”
    S. Watanabe, M. Ohno, Y. Yamashita, T. Terashige, H. Okamoto, and J. Takeya
    Phys. Rev. B 100, 241201(R) (2019)
    DOI.org/10.1103/PhysRevB.100.241201
  • ”Scalable Fabrication of Organic Single-Crystalline Wafers for Reproducible TFT Arrays”
    S. Kumagai, A. Yamamura, T. Makita, J. Tsurumi, Y. Y. Lim, T. Wakimoto, N. Isahaya, H. Nozawa,
    K. Sato, M. Mitani, T. Okamoto, S. Watanabe, and J. Takeya
    Sci. Rep. in press (2019)
    DOI.org/10.1038/s41598-019-50294-x
  • “Efficient molecular doping of polymeric semiconductors driven by anion exchange”
    Y. Yamashita, M. Ohno, J. Tsurumi, S. Kumagai, T. Kurosawa, T. Okamoto, J. Takeya, and S. Watanabe
    Nature 572, 634–638 (2019)
    DOI.org/10.1038/s41586-019-1504-9
  • “Selective triplet exciton formation in a single molecule”
    K. Kimura, K. Miwa, H. Imada, M. Imai-Imada, S. Kawahara, J. Takeya, M. Kawai, M. Galperin, and Y. Kim
    Nature 570, 210 (2019)
    DOI: 10.1038/s41586-019-1284-2
  • “High carrier density, electrostatic doping in organic single crystal semiconductors using electret polymers”
    N.Kasuya, S.Imaizumi, S.Lectard, H. Matsui, S.Watanabe, and J. Takeya
    Appl. Phys. Express 12, 071001 (2019)
    DOI.org/10.7567/1882-0786/ab23ca
  • “Transmission electron diffraction study of a uniaxially-ordered high-mobility polymeric semiconductor”
    M.Sasaki, Y.Yamashita, H. Matsui, Y.Oshima, and J. Takeya
    Microscopy, dfy139 (2019)
    DOI: 10.1093/jmicro/dfy139

 

International Conference

Invited

  • “High-performance printed two-dimensional organic semiconductors for sustainable electronics
    Circuits    ”
    J. Takeya
    IUPAC 2019
    Paris, France , Jul, 9, 2019
  • “Surface doping in organic semiconductor single crystals: creation of high-mobility and high-carrier-density conducting sheet
    Circuits    ”
    J. Takeya
    ICMAT 2019
    MARINA BAY SANDS, Singapore , Jun, 25, 2019
  • “Large-Area Organic Single-Crystal Semiconductors for Integrated
    Circuits”
    J. Takeya
    MRS Spring Meeting 2019
    Phoenix, Arizona, USA, Apr, 23, 2019

Oral

Poster

 

Awards

  • William Mong Distinguished Lecture Award
    J.Takeya
    University of Hong Kong