Published Papers

  • Strain-Modulated Charge Transport in Flexible PbS Nanocrystal Field-Effect Transistors
         M. I. Nugraha, H. Matsui, S. Watanabe, T. Kubo, R. Häusermann, S. Z. Bisri, M. Sytnyk, W. Heiss, M. A. Loi, and J. Takeya
    Adv. Electron. Mater.
    DOI:10.1002/aelm.201600360
  • Tunable doping in PbS nanocrystal field-effect transistors using surface molecular dipoles
    M. I. Nugraha, H. Matsui, S. Z. Bisri, M. Sytnyk, W. Heiss, M. A. Loi, and J. Takeya
    APL Mater. 4, 116105 (2016).
    DOI:org/10.1063/1.4966208
  • Organic temperature sensors and organic analog-to-digital converters based on p-type and n-type organic transistors
    K. Nakayama, B. S. Cha, Y. Kanaoka, N. Isahaya, M. Omori, M. Uno, and J. Takeya
    Org. Electron. 36, 148-152 (2016).
    DOI.org/10.1016/j.orgel.2016.06.001
  • Organometallic Bonding in an Ullmann-Type On-Surface Chemical Reaction Studied by High-Resolution Atomic Force Microscopy
    S. Kawai, A. Sadeghi, T. Okamoto, C. Mitsui, R. Pawlak, T. Meier, J. Takeya, S. Goedecker, and E. Meyer
    Small 12, 5303-5311 (2016).
    DOI: 10.1002/smll.201601216
  • Spontaneous Patterning of High-Resolution Electronics via Parallel Vacuum Ultraviolet
    X. Liu, M. Kanehara, C. Liu, K. Sakamoto, T. Yasuda, J. Takeya, and T. Minari
    Adv. Mater. 28, 6568–6573 (2016).
    DOI: 10.1002/adma.201506151
  • Suppressing molecular vibrations in organic semiconductors by inducing strain
     Takayoshi Kubo, Roger Häusermann, Junto Tsurumi, Junshi Soeda, Yugo Okada, Yu Yamashita, Norihisa Akamatsu, Atsushi Shishido, Chikahiko Mitsui, Toshihiro Okamoto, Susumu Yanagisawa, Hiroyuki Matsui & Jun Takeya
    Nature Communications 7,11156
    DOI:10.1038/ncomms11156
  • The emergence of charge coherence in soft molecular organic semiconductors via the suppression of thermal fluctuations
    Kenichi Sakai, Yugo Okada, Takafumi Uemura, Junto Tsurumi, Roger Häusermann, Hiroyuki Matsui, Tatsuya Fukami, Hiroyuki Ishii, Nobuhiko Kobayashi, Kenji Hirose and Jun Takeya
    Nature Asia Materials 8, e252
    DOI:10.1038/am.2016.30
  • High Performance Oxygen-bridged N-shaped Semiconductors with Stabilized Crystal Phase and Blue Luminescence
    Mitsui, C.; Tanaka, Y.; Tanaka, S.; Yamagishi, M.; Nakahara, K.; Yano, M.; Sato, H.; Yamano, A.; Matsui, H.; Takeya, J.; Okamoto T
    RCS Adv. 2016, 6, 28966–28969
    DOI:  10.1039/C6RA00922K
  • Gradual improvements of charge carrier mobility at ionic liquid/rubrene single crystal interfaces
    Yasuyuki Yokota, Hisaya Hara, Yusuke Morino, Ken-ichi Bando, Sakurako Ono, Akihito Imanishi, Yugo Okada, Hiroyuki Matsui, Takafumi Uemura, Jun Takeya and Ken-ichi Fukui
    Appl. Phys. Lett. 108, 083113
    DOI:org/10.1063/1.4942676
  • Mobility Exceeding 10 cm2/(V·s) in Donor–Acceptor Polymer Transistors with Band-like Charge Transport
    Y. Yamashita, F. Hinkel, T. Marszalek, W. Zajaczkowski, W. Pisula, M. Baumgarten, H. Matsui, K. Mullen, J. Takeya
    Chem. Mater., 2016, 28 (2), 420–424
    DOI: 10.1021/acs.chemmater.5b04567
  • On the Extraction of Charge Carrier Mobility in High-Mobility Organic Transistors
    Uemura, T; Rolin, C;Ke, TH; Fesenko, P; Genoe, J; Heremans, P; Takeya, J
    ADVANCED MATERIALS 28, 151-155
    DOI: 10.1002/adma.201503133

International Conference

Invited

  • High-mobility strained organic semiconductor single crystals
    J. Takeya
    ICFPE 2016
    Yamagata Univ. Yamagata, Japan Sep 6, 2016
  • A-few-monolayer organic semiconductor crystals and high-performance transistor circuits on plastic substrates
    C. Mitsui, J. Takeya, A. Yamamura, and M. Uno
    IMID 2016
    Jeju, Korea Aug 26, 2016
  • High-mobility strained organic semiconductors
    Jun Takeya
    International Symposium on Functional Materials 2016 From fundamentals to applications
    OIST, Okinawa, Japan, JAN 27, 2016

Oral

  • Ultra-low Contact Resistance  in Bimolecular-layer  Single-Crystal Transistors
     A.Yamamura, C. Mitsui1, T. Okamoto, M. Uno, and J. Takeya
    MRS Fall Meeting 2016
    Boston, USA Nov 29, 2016
  • Effects of strain in ultra-thin organic semiconductor crystals
    T. Kubo, C. Mitsui, A. Yamamura, and J. Takeya
    MRS Fall Meeting 2016
    Boston, USA Nov 29, 2016
  • Ultra-low Contact Resistance in Two-Monolayer Organic Single-Crystal Transistors
    A. Yamamura, C. Mitsui, T. Okamoto, and J. Takeya
    SSDM 2016
    Tsukuba, Japan Sep 27, 2016
  • Ultrathin organic semiconductor crystals
    J. Takeya
    FET Workshop 2016
    Minnesota, USA Sep 9, 2016
  • A new class of conducting polymers based on molecular implantation
    S. Watanabe
    ICFPE 2016
    Yamagata Univ. Yamagata, Japan Sep 8, 2016
  • Intrinsic spin and momentum relaxation in organic single-crystalline semiconductors proved by ESR and Hall measurements
    J. Tsurumi, R. Häusermann, S. Watanabe, C. Mitsui, T. Okamoto, H. Matsui, and J. Takeya
    APS March Meeting 2016
    Baltimore, Maryland, USA　MAR 18, 2016

Poster

  • Fine patterning of organic semiconductor by using super-fine inkjet printer
    M. Kishi, C. Mitsui, T. Okamoto, and J. Takeya
    ICFPE 2016
    Yamagata Univ. Yamagata, Japan Sep 7, 2016
  • Effect of Gate Dielectrics on Trap Density in PbS Nanocrystal Field-Effect Transistors
    M. I. Nugraha, H. Matsui, R. Hausermann, S. Z. Bisri, M. Sytnyk, W. Heiss, M. A. Loi, and J. Takeya
    The 9th International Conference on Quantum Dots 2016
    Jeju, Korea May 26, 2016