論文

• Takashi Iwahashi, Hibiki Kishida, Wei Zhou, Doseok Kim, Yukio Ouchi. Activation Energy of Ion Desorption at Ionic Liquid/Pt Electrode Interfaces: A Sum-Frequency Generation Vibrational Spectroscopic Study, The Journal of Physical Chemistry B, May 2024.  公式リンク  
  
• Dou Luo, Lifu Zhang, Jie Zeng, Weijie Chi, Jialing Zhou, Erjun Zhou, Lanqing Li, Takashi Iwahashi, Tsuyoshi Michinobu, Yukio Ouchi, Baomin Xu, Aung Ko Ko Kyaw. Revealing the Effect of Halogenation Strategy on the Regulation of Crystallization Kinetics and Molecular Packing for High‐Performance Organic Solar Cells, Advanced Functional Materials, Dec. 2023.  公式リンク  
  
• Rena Moue, Hiroto Yamazaki, Tatsuya Kitazawa, Koichiro Yaji, Hiroshi Yaguchi, Kenta Kuroda, Takeshi Kondo, Ayumi Harasawa, Takashi Iwahashi, Yukio Ouchi, Shik Shin, Kaname Kanai. Topological Surface State of Bi2Se3 Modified by Physisorption of n- Alkane, ChemNanoMAt, Vol. 9, pp. e202200538, Jan. 2023.
• Kaname Kanai, Takuya Inoue, Takaya Furuichi, Kaito Shinoda, Takashi Iwahashi, Yukio Ouchi. Electronic structure of n-cycloparaphenylenes directly observed by photoemission spectroscopy, Physical Chemistry Chemical Physics, Vol. 23, No. 14, pp. 8361-8367, Apr. 2021.  公式リンク  
  
• Takashi Iwahashi, Tatsuya Ishiyama, Yasunari Sakai, Akihiro Morita, Doseok Kim, Yukio Ouchi. Reply to the ‘Comment on “Bi-layering at ionic liquid surfaces: a sum-frequency generation vibrational spectroscopy- and molecular dynamics simulation-based study”’ by M. Deutsch, O. M. Magnussen, J. Haddad, D. Pontoni, B. M. Murphy and B. M. Ocko, Phys. Chem. Chem. Phys., 2021, DOI: 10.1039/D0CP04882H, Physical Chemistry Chemical Physics, Vol. 23, No. 8, pp. 5028-5030, Feb. 2021.  公式リンク  
  
• Kuan-Heng Tu, Yang Wang, Yasuhiro Kiyota, Takashi Iwahashi, Yukio Ouchi, Takahiko Mori, Tsuyoshi Michinobu. A cyano-rich small molecule dopant for organic thermoelectrics, Organic Electronics, Elsevier, Vol. 87, pp. 105978, Dec. 2020.  公式リンク  
  
• Chengzi Qi, Takashi Iwahashi, Wei Zhou, Doseok Kim, Seitaro Yamaguchi, Masahiro Yoshizawa-Fujita, Yukio Ouchi. Enhancement of the electrochemical stability of tetraglyme-Li[TFSA] electrolyte systems by adding [Bimps] zwitterion: An in-situ IV-SFG study, Electrochimica Acta, Vol. 361, pp. 137020, Nov. 2020.  公式リンク  
  
• Tatsuya Kitazawa, Koichiro Yaji, Kosuke Shimozawa, Hiroshi Kondo, Takayoshi Yamanaka, Hiroshi Yaguchi, Yukiaki Ishida, Kenta Kuroda, Ayumi Harasawa, Takashi Iwahashi, Yukio Ouchi, Fumio Komori, Shik Shin, Kaname Kanai. Topological Surface State of Bi2Se3 Modified by Adsorption of Organic Donor Molecule Tetrathianaphthacene, Advanced Materials Interfaces, Vol. 7, No. 14, pp. 2000524, July 2020.  公式リンク  
  
• Takashi Iwahashi. Bi-layering at ionic liquid surfaces: a sum-frequency generation vibrational spectroscopy- and molecular dynamics simulation-based study, Physical Chemistry Chemical Physics, Vol. 22, No. 22, pp. 12565-12576, May 2020.  公式リンク  
  
• Takashi Iwahashi. Bi-layering at ionic liquid surfaces: a sum-frequency generation vibrational spectroscopy- and molecular dynamics simulation-based study, Physical Chemistry Chemical Physics, Vol. 22, No. 22, pp. 12565-12576, May 2020.  公式リンク  
  
• Toshifumi Iimori, Yuya Immoto, Nobuya Uchida, Yudai Kikuchi, Keita Honda, Takashi Iwahashi, Yukio Ouchi. Magnetic moment distribution in nanosized antiferromagnetic NiO, Journal of Applied Physics, Vol. 127, No. 2, pp. 023902, Jan. 2020.  公式リンク  
  
• Yuta Ito, Kouki Akaike, Takeshi Fukuda, Daisuke Sato, Takuya Fuse, Takashi Iwahashi, Yukio Ouchi, Kaname Kanai. Impact on electronic structure of donor/acceptor blend in organic photovoltaics by decontamination of molybdenum-oxide surface, Journal of Applied Physics, Vol. 123, No. 20, pp. 205501, May 2018.  公式リンク  
  
• Takahiro Yuki, Yuichi Konosu, Minoru Ashizawa, Takashi Iwahashi, Yukio Ouchi, Yoichi Tominaga, Rie Ooyabu, Hajime Matsumoto, Hidetoshi Matsumoto. Ionic liquid-based electrolytes containing surface-functionalized inorganic nanofibers for quasisolid lithium battery, ACS Omega, American Chemical Society, Vol. 2, No. 3, pp. 835–841, Mar. 2017.  公式リンク  
  
• Takashi Iwahashi, Yujiro Miwa, Wei Zhou, Yasunari Sakai, Masaki Yamagata, Masashi Ishikawa, Doseok Kim, Yukio Ouchi. IV-SFG studies on the effect of Li+ in extending the electrochemical window at the Pt |[C2mim][FSA] interface, Electrochemistry Communications, Vol. 72, pp. 54-58, Sept. 2016.
• J. S. Cashmore, M. Apolloni, A. Braga, O. Caglar, V. Cervetto, Y. Fenner, S. Goldbach-Aschemann, C. Goury, J. E. Hötzel, T.Iwahashi, J. Kalas, M. Kitamura, M. Klindworth, M. Kupich, G. -F. Leu, J. Lin, M. -H. Lindic, P. A. Losio, T. Mates, D. Matsunaga, B. Mereu, X. -V. Nguyen, I. Psimoulis, S. Ristau, T.Roschek, A. Salabas, E. L. Salabas, I. Sinicco. Improvedconversionefficiencies ofthin-film silicontandem (MICROMORPH™) photovoltaicmodules, Solar Energy Materials & Solar Cells, Vol. 144, pp. 84-95, Jan. 2016.
• T. Iwahashi, M. Morishima, T. Fujibayashi, R. Yang, J. Lin, D. Matsunaga. Silicon nitride anti-reflection coating on the glass and transparent conductive oxide interface for thin film solar cells and modules, Journal of Applied Physics, Vol. 118, pp. 145302, Oct. 2015.
• T. Iwahashi, T. Ishiyama, Y. Sakai, A. Morita, D. Kim, Y. Ouch. Liquid/liquid interface layering of 1-butanol and [bmim]PF6 ionic liquid: a nonlinear vibrational spectroscopy and molecular dynamics simulation study, Physical Chemistry Chemical Physics, Vol. 17, pp. 24587-24597, Aug. 2015.
• Julian S. Cashmore, Marco Apolloni, Antonio Braga, Onur Caglar, Valentina Cervetto, Yves Fenner, Stephanie Goldbach-Aschemann, Celine Goury, Jochen E. Hötzel, Takashi Iwahashi, Jiri Kalas, Masayuki Kitamura, Markus Klindworth, Markus Kupich, George-Felix Leu, Jun Lin, Marie-Helene Lindic, Paolo A. Losio, Tomas Mates, Daisuke Matsunaga, Bogdan Mereu, Xuan-Viet Nguyen, Ioanna Psimoulis, Sergej Ristau, Tobias Roschek, Aurel Salabas, Elena Lorena Salabas, Ivan Sinicco. Record 12.34% stabilized conversion efficiency in a large area thin-film silicon tandem (MICROMORPH™) module, Progress in Photovoltaics: Research and Applications, Vol. 23, pp. 1441-1447, June 2015.
• T. Iwahashi, R. Yang, N. Okabe, J. Sakurai, J. Lin, D. Matsunaga. Nanoimprint-assisted fabrication of high haze metal mesh electrode for solar cells, Applied Physics Letters, Vol. 105, pp. 223901, Dec. 2014.
• H.-J. Kwon, J.-A. Seo, T. Iwahashi, Y. Ouchi, D. Kim, H. Kook, Y.-H. Hwang. Study of Alkyl Chain Length Dependent Characteristics of Imidazolium Based Ionic Liquids [CnMIM]+[TFSA]− by Brillouin and Dielectric Loss Spectroscopy, Current Applied Physics, Vol. 13, pp. 271-279, 2013.
• T. Iwahashi, Y. Sakai, D. Kim, T. Ishiyama, A. Morita, Y. Ouchi. Nonlinear Vibrational Spectroscopic Studies on the Water/Ionic Liquid ([Cnmim]TFSA: n = 4, 8) Interfaces, Faraday Discussions, Vol. 154, pp. 289-301, 2012.
• W. Zhou, S. Inoue, T. Iwahashi, K. Kanai, K. Seki, T. Miyamae, D. Kim, Y. Katayama, Y. Ouchi. Double Layer Structure and Adsorption/desorption Hysteresis of Neat Ionic Liquid on Pt Electrode Surface — an in-situ IR-visible Sum-frequency Generation Spectroscopic Study, Electrochemistry Communications, Vol. 12, pp. 672-675, 2010.
• T. Iwahashi, Y. Sakai, K. Kanai, D. Kim, Y. Ouchi. Alkyl-chain Dividing Layer at an Alcohol/Ionic Liquid Buried Interface Studied by Sum-Frequency Generation Vibrational Spectroscopy, Physical Chemistry Chemical Physics, Vol. 12, pp. 12943-12946, 2010.
• T. Iwahashi, T. Nishi, H. Yamane, T. Miyamae, K. Kanai, K. Seki, D. Kim, Y. Ouchi. Surface Structural Study on Ionic Liquids Using Metastable Atom Electron Spectroscopy, The Journal of Physical Chemistry C, Vol. 113, pp. 19237-19243, 2009.
• W. Zhou, S. Inoue, T. Iwahashi, K. Kanai, K. Seki, T. Miyamae, D. Kim, Y. Katayama, Y. Ouchi. Electrochemical Double-Layer Structure of Pt Electrode/Ionic Liquids Interface Studied by in situ IR-visible Sum Frequency Generation Spectroscopy, ECS Transactions, Vol. 16, pp. 545-557, 2009.
• K. Kanai, T. Nishi, T. Iwahashi, Y. Ouchi, Y. Harada, S. Shin, K. Seki. Electronic Structures of Imidazolium Based Ionic Liquids, Journal of Electron Spectroscopy and Related Phenomena, Vol. 174, pp. 110-115, 2009.
• T. Nishi, T. Iwahashi, H. Yamane, Y. Ouchi, K. Kanai, K. Seki. Electronic Structures of Ionic Liquids [Cnmim]+ BF4- and [Cnmim]+ PF6- Studied by Ultraviolet Photoemission, Inverse photoemission, and Near-edge X-ray Absorption Fine Structure Spectroscopies, Chemical Physics Letters, Vol. 455, pp. 213-217, 2008.
• T. Iwahashi, T. Miyamae, K. Kanai, K. Seki, D. Kim, Y. Ouchi. Anion Configuration at the Air/liquid Interface of Ionic Liquid [bmim]OTf Studied by Sum-frequency Generation Spectroscopy, The Journal of Physical Chemistry B, Vol. 112, pp. 11936-11941, 2008.
• K. Kanai, T. Nishi, T. Iwahashi, Y. Ouchi, K. Seki, Y. Harada, S. Shin. Anomalous Electronic Structure of Ionic Liquids Determined by Soft X-ray Emission Spectroscopy: Contributions from the Cations and Anions to the Occupied Electronic Structure, The Journal of Chemical Physics, Vol. 129, pp. 224507, 2008.
• T. Iimori, T. Iwahashi, K. Kanai, K. Seki, J. Sung, D. Kim, H. Hamaguchi, Y. Ouchi. Local Structure at the Air/liquid Interface of Room-temperature Ionic Liquids Probed by Infrared-visible Sum Frequency Generation Vibrational Spectroscopy: 1-Alkyl-3-methylimidazolium Tetrafluoroborates, The Journal of Physical Chemistry B, Vol. 111, pp. 4860-4866, 2007.
• J. Sung, Y. Jeon, D. Kim, T. Iwahashi, K. Seki, T. Iimori, Y. Ouchi. Gibbs Monolayer of Ionic Liquid + H2O Mixtures Studied by Surface Tension Measurement and Sum-frequency Generation Spectroscopy, Colloids and Surfaces A: Physicochem. Eng. Aspects, Vol. 284-285, pp. 84-88, 2006.
• S. Tanaka, E. Kawabe, K. Kanai, T. Iwahashi, T. Nishi, Y. Ouchi, K. Seki. n-Type Doping Effect on the Electronic Structure of Organic Semiconductor: Doping of Tetrathianaphthacene (TTN) into Hexadecafluorophthalocyaninatozinc (F16ZnPc) by Co-evaporation, Journal of Electron Spectroscopy and Related Phenomena, Vol. 144-147, pp. 533-536, 2005.
• S. Tanaka, K. Kanai, E. Kawabe, T. Iwahashi, T. Nishi, Y. Ouchi, K. Seki. Doping Effect of Tetrathianaphthacene Molecule in Organic Semiconductors on Their Interfacial Electronic Structures Studied by UV Photoemission Spectroscopy, Japanese Journal of Applied Physics, Vol. 44, No. 6A, pp. 3760-3763, 2005.
• J. Sung, Y. Jeon, D. Kim, T. Iwahashi, T. Iimori, K. Seki, Y. Ouchi. Air-liquid Interface of Ionic Liquid + H2O Binary System Studied by Surface Tension Measurement and Sum-frequency Generation Spectroscopy, Chemical Physics Letters, Vol. 406, pp. 495-500, 2005.
• T. Iimori, T. Iwahashi, H. Ishii, K. Seki, Y. Ouchi, R. Ozawa, H. Hamaguchi, D. Kim.. Orientational Ordering of Alkyl Chain at the Air/liquid Interface of Ionic Liquids Studied by Sum Frequency Vibrational Spectroscopy, Chemical Physics Letters, Vol. 389, p. 321-326, 2004.

著書

• T. Iwahashi, T. Miyamae, K. Kanai, K. Seki, D. Kim, Y. Ouchi. Interfacial Structure at Ionic-liquid/Molecular-liquid Interfaces Probed by Sum-Frequency Generation Vibrational Spectroscopy, ACS Symposium Series 1030 “Ionic Liquids: From Knowledge to Application.”, American Chemical Society. Washington, DC., pp. 305-316, 2009.

国際会議発表 (査読有り)

• Jun Lin, Hideki Yoshida, Takashi Iwahashi, Tamotsu Harada, Junpei Sakurai, Takashi Fujibayashi, Akihiro Tsuji, Jochen Hoetzel, Jean-Baptiste Orhan, Milja Hannu-Kuure, Admir Hadzic, Jarkko Leivo, Paul Williams, Ari Karkkainen, Hiroaki Hayashi, Shinobu Tanaka, Daisuke Matsunaga. Development of Next Generation Turnkey Solutions for Amorphous Si/Microcrystalline Si Tandem Thin Film Modules, EU PVSEC 2013, EUPVSEC Proceedings, pp. 2152-2154, 2013.

その他の論文・著書など

• 岩橋 崇, 大内 幸雄. 和周波分光を用いたイオン液体埋没界面の計測, 分光研究, 日本分光学会, Vol. 65, No. 6, pp. 285-298, Feb. 2017.
• T. Iwahashi, T. Miyamae, K. Kanai, K. Seki, D. Kim, Y. Ouchi. Interfacial Structure at Ionic Liquid/Molecular Liquid Interfaces Probed by Sum-Frequency Generation Vibrational Spectroscopy, ACS symposium series, Vol. 1030, p. 305-316, Dec. 2009.
• 岩橋 崇, 大内 幸雄. イオン液体 −その特異な物性と表面・界面構造−, 液晶, Vol. 13, pp. 185-195, 2009.

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