Large surface relaxation in the organic semiconductor tetracene Hazuki Morisaki, Takashi Koretsune, Chisa Hotta, Jun Takeya, Tsuyoshi Kimura & Yusuke Wakabayashi Nature Communications5, 5400 DOI:10.1038/ncomms6400
Transition between band and hopping transport in polymer field-effect transistors Yu Yamashita, Junto Tsurumi, Felix Hinkel, Yugo Okada, Junshi Soeda, Wojciech Zajączkowski, Martin Baumgarten, Wojciech Pisula, Hiroyuki Matsui, Klaus Müllen, and Jun Takeya Adv. Mater.26, 8169–8173 DOI: 10.1002/adma.201403767
Carrier dynamics of rubrene single-crystals revealed by transient broadband terahertz spectroscopy Uchida, R, Sekine, H, Terashige, T, Tao, S, Matsui, Y, Kida, N, Fratini, S, Ciuchi, S, Okada, Y, Uemura, T, Takeya, J, Okamoto, H Appl. Phys. Lett.105 14 DOI:10.1063/1.4897530
Highly Oriented Polymer Semiconductor Films Compressed at the Surface of Ionic Liquids for High-Performance Polymeric Organic Field-Effect Transistors Junshi Soeda, Hiroyuki Matsui, Toshihiro Okamoto, Itaru Osaka, Kazuo Takimiya and Jun Takeya Adv. Mater.26, 6430–6435 DOI: 10.1002/adma.201401495
Clean surface processing of rubrene single crystal immersed in ionic liquid by using frequency modulation atomic force microscopy Yasuyuki Yokota, Hisaya Hara, Yusuke Morino, Ken-ichi Bando, Akihito Imanishi, Takafumi Uemura, Jun Takeya and Ken-ichi Fukui Appl. Phys. Lett. 104, 263102 (2014) DOI:10.1063/1.4886154
Facile strain analysis of largely bending films by a surface-labelled grating method Norihisa Akamatsu, Wataru Tashiro, Keisuke Saito, Jun-ichi Mamiya, Motoi Kinoshita, Tomiki Ikeda, Jun Takeya, Shigenori Fujikawa, Arri Priimagi & Atsushi Shishido Scientific Reports 4, 5377 DOI:10.1038/srep05377
Polarization fatigue of organic ferroelectric capacitors Dong Zhao, Ilias Katsouras, Mengyuan Li, Kamal Asadi, Junto Tsurumi, Gunnar Glasser, Jun Takeya, Paul W. M. Blom & Dago M. de Leeuw Scientific Reports 4, 5075 DOI:10.1038/srep05075
High-mobility organic transistors with wet-etch-patterned top electrodes: a novel patterning method for fine-pitch integration of organic devices
K. Nakayama, M. Uno*, T. Uemura, N. Namba, Y. Kanaoka, T. Kato, M. Katayama, C. Mitsui, T. Okamoto, J. Takeya* Advanced Material Interfaces (Wiley) accepted DOI: 10.1002/admi.201300124
Anomalous Response in Heteroacene-Based Organic Field Effect Transistors under High Pressure K. Sakai*, and J. Takeya* Electronics, 255-265, 3, (2014). DOI: 10.3390/electronics3020255
Solution-processed single-crystalline organic transistors on patterned ultrathin gate insulators Junto Tsurumi, Atefeh Yousefi Amin, Toshihiro Okamoto, Chikahiko Mitsui, Kazuo Takimiya, Hiroyuki Matsui*, Marcus Halik*, Jun Takeya* Org. Electron. 15, 1184-1188 (2014). DOI: 10.1016/j.orgel.2014.02.028
Split-Gate Organic Field-Effect Transistors for High-Speed Operation T. Uemura*, T. Matsumoto, K. Miyake, M. Uno, S. Ohnishi, T. Kato, M. Katayama, S. Shinamura, M. Hamada, M.-J. Kang, K. Takimiya, C. Mitsui, T. Okamoto, and J. Takeya* Adv. Mater. 26, 2983–2988 (2014). DOI: 10.1002/adma.201304976
Ultrafast exciton dynamics in dinaphtho[2,3-b:2′3′-f]thieno[3,2-b]-thiophene thin films Y. Ishino, K. Miyata, T. Sugimoto, K. Watanabe*, Y. Matsumoto, T. Uemura and J. Takeya Phys. Chem. Chem. Phys16, 7501-7512 (2014). DOI: 10.1039/C3CP54157F
International Conference
Invited
Uniaxial orientation of semiconducting polymer films compressed on ionic liquids H. Matsui, J. Soeda, Y. Yamashita, J. Takeya
EMN Open Access Week 2014
Chengdu, China, September 22-25, 2014
Effect of pressure on electronic charge coherence in organic semiconductor single crystals J. Takeya
APS March Meeting 2014
Denver, Colorado, USA, March 3–7, 2014
Oral
Charge transport in small molecule and polymer organic transistors
H. Matsui
MPIP-Osaka Univ. Joint Symposium
Mainz, Germany, November 17, 2014
Systematic Study of Band Calculations for High-Mobility Organic Semiconductors
H. Matsui, T. Okamoto, C. Mitsui, M. Yamagishi, H. Sato, A. Yamano, and J. Takeya
International Workshop on Field-Effect Transistors and Functional Interfaces
Kashiwa, Japan, October 20, 2014
Hybridization of HOMO and Next HOMO in Organic Semiconductor Crystals Revealed by Band Calculations H. Matsui, T. Okamoto, C. Mitsui, M. Yamagishi, H. Sato, A. Yamano, and J. Takeya
2014 International Conference on Solid State Devices and Materials
Tsukuba, Japan, September 8-11, 2014
Correlation between Effective Mass and Mobility for High-Mobility Organic Semiconductors: Evidence for Band Transport H. Matsui, T. Okamoto, M. Yamagishi, C. Mitsui, H. Sato, A. Yamano, and J. Takeya
Materials Research Society Spring Meeting 2014
San Francisco, USA, April 24, 2014
Near Surface Structure of Organic Semiconductor Tetracene Single Crystal Y. Wakabayashi, H. Morisaki, T. Kimura, K. Miwa, T. Koretsune and J. Takeya
APS March Meeting 2014
Denver, Colorado, USA, March 3–7, 2014