seki lab. logo



D. Sakamaki, A. Ito, Y. Tsutsui, and S. Seki
Tetraaza[14]- and Octaaza[18]paracyclophane: Synthesis and Characterization of Their Neutral and Cationic States
J. Org. Chem., 82(24), 13348–13358(2017). DOI: 10.1021/acs.joc.7b02437

T. Sakurai, S. Yoneda, S. Sakaguchi, K. Kato, M. Takata, and S. Seki
Donor/Acceptor Segregated π-Stacking Arrays by Use of Shish-Kebab-Type Polymeric Backbones: Highly Conductive Discotic Blends of Phthalocyaninato-Polysiloxanes and Perylenediimides
Macromolecules, 50(23), 9265–9275(2017). DOI: 0.1021/acs.macromol.7b02020

Z. Lin, X. Yang, H. Xu, T. Sakurai, W. Matsuda, S. Seki, Y. Zhou, J. Sun, K.-Y. Wu, X. Yan, R. Zhang, J. Mao, T. Aida, W. Zhang, and S. Z. D. Cheng
Topologically Directed Assemblies of Semiconducting Sphere-Rod Conjugates
J. Am. Chem. Soc., 139(51), 18616–18622(2017). DOI: 10.1021/jacs.7b10193

D. Basak, D. S. Pal, T. Sakurai, S. Yoneda, S. Seki, and S. Ghosh
Cooperative Supramolecular Polymerization of a Perylene Diimide Derivative and its Impact on Electron-transporting Property
Phys. Chem. Chem. Phys., 19(46), 31024–31029(2017). DOI: 10.1039/C7CP06298B

K. Okino, S. Hira, Y. Inoue, D. Sakamaki, and S. Seki
The Divergent Dimerization Behavior of N-Substituted Dicyanomethyl Radicals: Dynamically Stabilized versus Stable Radicals
Angew. Chem. Int. Ed., 56(52), 16597–16601(2017). DOI: 10.1002/anie.201710354

W. Choi, J. Inoue, Y. Tsutsui, T. Sakurai, and S. Seki
In-situ Analysis of Microwave Conductivity and Impedance Spectroscopy for Evaluation of Charge Carrier Dynamics at Interfaces
Appl. Phys. Lett., 111(20), 203302(2017). DOI: 10.1063/1.5003207

M. Liu, S. Makuta, S. Tsuda, S. Russo, S. Seki, J. Terao, and Y. Tachibana
Fluorene−Thiophene Copolymer Wire on TiO2: Mechanism Achieving Long Charge Separated State Lifetimes
J. Phys. Chem. C, 121(46), 25672-25681(2017). DOI: 10.1021/acs.jpcc.7b07295

V. S. Padalkar, Y. Tsutsui, T. Sakurai, D. Sakamaki, N. Tohnai, K. Kato, M. Takata, T. Akutagawa, K.-i Sakai, and S. Seki
Optical and Structural Properties of ESIPT Inspired HBT-Fluorene Molecular Aggregates and Liquid Crystals
J. Phys. Chem. B, 121(45), 10407-10416(2017). DOI: 10.1021/acs.jpcb.7b08073

T. Umeyama, S. Shibata, K. Igarashi, S. Takahara, T. Higashino, S. Seki, and H. Imahori
Enantiomerically separated α-​[70]​PCBM for organic photovoltaics
Chem. Lett., 46(7), 1001–1003(2017). DOI: 10.1246/cl.170306

R. Sandoval-Torrientes, J. Calbo, W. Matsuda, W. Choi, J. Santos, S. Seki, E. Ortí, and N. Martín
Efficient Benzodithiophene/Benzothiadiazole-Based n-Channel Charge Transporters
ChemPlusChem, 82(7), 1105–1111(2017). DOI: 10.1002/cplu.201700047

M. Yamada, S. Sato, W. Choi, S. Seki, T. Abe, M. Suzuki, Y. Maeda, S. Nagase, and T. Akasaka
Temperature Dependence of Anisotropic Transient Conductivity of a La@C2v-C82(Ad) Crystal
Chem. Lett., 46(7), 973–975(2017). DOI: 10.1246/cl.170279

W. Choi, Y. Tsutsui, T. Miyakai, T. Sakurai, and S. Seki
Quantitative evaluation of spatial scale of carrier trapping at grain boundary by GHz-microwave dielectric loss spectroscopy
J. Phys. Conf. Series, 924, 012002, (2017). DOI: 10.1088/1742-6596/924/1/012002

W. Choi, Y. Tsutsui, T. Sakurai, and S. Seki
Complex Permittivity Analysis Revisited: Microwave Spectroscopy of Organic Semiconductors with Resonant Cavity
Appl. Phys. Lett., 110(15), 153303(2017). DOI: 10.1063/1.4980078

Y. Matsuta, D. Sakamaki, R. Kurata, A. Ito, S. Seki
Modulation of Open-Shell Characters of Amine-inserted Diphenoquinones via Structural Modification
Chem. Asian J., 12(15), 1889–1894(2017). DOI: 10.1002/asia.201700652

H. Tomita, D. Sakamaki, M. Noguchi, M. Nakano, S. Seki
Tuning of Open-shell Characters of a Terphenoquinone by Introducing a Benzodithiophene Unit
Chem. Lett., 46(6), 805-807(2017). DOI: 10.1246/cl.170128

V. Padalkar, K. Kuwada, D. Sakamaki, N. Tohnai, T. Akutagawa, K. Sakai, T. Sakurai, and S. Seki
AIE Active Carbazole-Benzothiazole Based ESIPT Motifs: Positional Isomers Directing the Optical and Electronic Properties
Chem. Select, 2(5), 1959-1966(2017). DOI: 10.1002/slct.201602044

J. Inoue, Y. Tsutsui, W. Choi, K. Kubota, T. Sakurai, and S. Seki
Rapid Evaluation of Electron Mobilities at Semiconductor–Insulator Interfaces in an Ambient Atmosphere by a Contactless Microwave-Based Technique
ACS Omega, 2(1), 164-170(2017). DOI: 10.1021/acsomega.6b00428

T. Yoshida, D. Sakamaki, S. Seki, and H. Shinokubo
Enhancing the low-energy absorption band and charge mobility of antiaromatic Ni norcorroles by their substituent effects
Chem. Commun., 53(6), 1112-1115(2017). DOI: 10.1039/c6cc09444a

T. Fukui, S. Kawai, A. Takai, Y. Matsushita, S. Fujinuma, T. Yasuda, T. Sakurai, S. Seki, M. Takeuchi, and K. Sugiyasu
Control over Differentiation of a Metastable Supramolecular Assembly in One and Two Dimensions
Nature Chem., 9(5), 493-499(2017). DOI: 10.1038/nchem.2684

T. Umeyama, T. Miyata, A. C. Jakowetz, S. Shibata, K. Kurotobi, T. Higashino, T. Koganezawa, M. Tsujimoto, S. Gélinas, W. Matsuda, S. Seki, R. H. Friend and H. Imahori
Regioisomer effects of [70]fullerene mono-adduct acceptors in bulk heterojunction polymer solar cells
Chem. Sci., 8(1), 181-188(2017). DOI: 10.1039/C6SC02950G