2024年

• 1.

  Tatsuya Amano, Danylo Babich, Ritwika Mandal, Julio Guzman-Brambila, Alix Volte, Elzbieta Trzop, Marina Servol, Ernest Pastor, Maryam Alashoor, Jörgen Larsson, Andrius Jurgilaitis, Van-Thai Pham, David Kroon, John Carl Ekström, Byungnam Ahn, Céline Mariette, Matteo Levantino, Mikhail Kozhaev, Julien Tranchant, Benoit Corraze, Laurent Cario, Mohammad Dolatabadi, Vinh Ta Phuoc, Rodolphe Sopracase, Mathieu Guillon, Hirotake Itoh, Yohei Kawakami, Yuto Nakamura, Hideo Kishida, Hervé Cailleau*, Maciej Lorenc*, Shinichiro Iwai*, Etienne Janod*
  (*co-corresponding authors)
  "Propagating photoinduced strain waves drive ultrafast insulator to metal phase transition in a Mott material"
  Nature Physics (2024).

2023年

• 1.

  Satoshi Iguchi, Yuka Ikemoto, Hiroki Kobayashi, Hideaki Kitazawa, Hirotake Itoh, Shinichiro Iwai, Taro Moriwaki and Takahiko Sasaki
  "Infrared Magneto-optical Kerr Effect Measurements by Polarization Modulation Method in Anisotropic Magnets"
  JPS Conf. Proc. (Proceedings of the 29th International Conference on Low Temperature Physics (LT29)) 38, 011148 (2023).
• 2.

  Hongwu Yu, Yoichi Okimoto, Atsuya Morita, Shuhei Shimanuki, Kou Takubo, Tadahiko Ishikawa, Shin-ya Koshihara, Ryusei Minakami, Hirotake Itoh, Shinichiro Iwai, Naoshi Ikeda, Takumi Sakagami, Mayu Nozaki and Tatsuo Fujii
  "Nonlinear Optical Properties in an Epitaxial YbFe₂O₄ Film Probed by Second Harmonic and Terahertz Generation"
  Materials 16, 1989 (2023).
• 3.

  岩井伸一郎（分担執筆）
  光と物質の量子相互作用ハンドブック, 第6編 計測・分光技術, 第2章 時間分解分光
  (エヌ・ティー・エス, 2023)

2022年

• 1.

  天野辰哉、川上洋平、伊藤弘毅、米満賢治、岩井伸一郎
  「α-RuCl₃における光磁気効果と超高速電荷ダイナミクス」
  固体物理 57 (特集号 キタエフスピン液体の新展開), 667 (2022).
• 2.

  T. Amano, Y. Kawakami, H. Itoh, K. Konno, Y. Hasegawa, T. Aoyama, Y. Imai, K. Ohgushi, Y. Takeuchi, Y. Wakabayashi, K. Goto, Y. Nakamura, H. Kishida, K. Yonemitsu, and S. Iwai
  "Light-induced magnetization driven by interorbital charge motion in the spin-orbit assisted Mott insulator α-RuCl₃"
  Phys. Rev. Research 4, L032032 (2022).
• 3.

  岩井伸一郎、川上洋平、伊藤弘毅、米満賢治
  「有機超伝導体におけるペタヘルツ電界誘起光電流操作」
  レーザー研究 50, 313 (2022).
• 4.

  岩井伸一郎、川上洋平、伊藤弘毅、米満賢治
  「有機超伝導体におけるペタヘルツ電子ダイナミクス」
  日本物理学会誌 77, 304-309 (2022).
• 5.

  Shinichiro Iwai, Yohei Kawakami, Hirotake Itoh, and Kenji Yonemitsu
  "Petahertz charge dynamics in a correlated organic superconductor"
  Faraday Discuss., 237, 353-367 (2022).

2021年

• 1.

  H. Itoh, H. Obatake, R. Fujiwara, Y. Kawakami, K. Yamamoto, M. Dressel, and S. Iwai
  "Charge correlations and their photoinduced dynamics in charge-ordered organic ferroelectrics"
  Phys. Rev. Research 3, L032043 (2021).
• 特許
• 1.

  川上洋平、岩井伸一郎
  「キャリアエンベロープ位相測定装置、安定化光源及びキャリアエンベロープ位相測定方法」
  出願番号: PCT/JP2021/046199 (出願日: 2021/12/15)
• 2.

  岩井伸一郎、川上洋平
  「高次高調波観測装置、及び高次高調波観測方法」
  出願番号: PCT/JP2021/045369(特願2020-205358) (出願日: 2021/12/9)
• 3.

  岩井伸一郎、川上洋平、天野辰哉、大串研也、米満賢治
  「光スイッチ素子、光スイッチ装置、光通信システム及び光コンピュータ」
  出願番号: PCT/JP2021/044368(特願2020-203352) (出願日: 2021/12/2)

2020年

• 1.

  Y. Kawakami, T. Amano, H. Ohashi, H. Itoh, Y. Nakamura, H. Kishida, T. Sasaki, G. Kawaguchi, H. M. Yamamoto, K. Yamaomto, S. Ishihara, K. Yonemitsu and S. Iwai
  "Petahertz non-linear current in a centrosymmetric organic superconductor"
  Nature Commun. 11, 4138 (2020).

2019年

• 1.

  Shinichiro Iwai
  "Ultrafast Manipulation of a Proton Transfer Ferroelectric Cocrystal by a Strongly Drivibing Field"
  J. Phys. Soc. Jpn., News and Comment 16, 04 (2019).

2018年

• 1.

  Y. Kawakami, T. Amano, Y. Yoneyama, Y. Akamine, H. Itoh, G. Kawaguchi, H. M. Yamamoto, H. Kishida, K. Itoh, T. Sasaki, S. Ishihara, Y. Tanaka, K. Yonemitsu, and S. Iwai
  "Nonlinear charge oscillation driven by a single-cycle light field in an organic superconductor"
  Nature Photon. 12, 474 (2018).
• 2.

  Yohei Kawakami, Hirotake Itoh, Kenji Yonemitsu, and Shinichiro Iwai
  "Strong light-field effects driven by nearly single-cycle 7-fs light field in correlated organic conductors"
  J. Phys. B: At. Mol. Opt. Phys. 51, 174005 (2018).
• 3.

  Hirotake Itoh, Rina Fujiwara, Yohei Kawakami, Kaoru Yamamoto, Yuto Nakamura, Hideo Kishida, and Shinichiro Iwai
  "Modulation of terahertz emission in time-domain waveform via a photoinduced phase transition in a charge ordered organic ferroelectric"
  Appl. Phys. Lett. 112, 093302 (2018).

2017年

• 1.

  Y. Kawakami, Y. Yoneyama, T. Amano, H. Itoh, K. Yamamoto, Y. Nakamura, H. Kishida, T. Sasaki, S. Ishihara, Y. Tanaka, K. Yonemitsu, and S. Iwai
  "Polarization selectivity of charge localization induced by 7-fs nearly single-cycle light-field in an organic metal"
  Phys. Rev. B 95, 201105(R)-1-5(2017).
• 2.

  Y. Hattori, S. Iguchi, T. Sasaki, S. Iwai, H. Taniguchi, and H. Kishida
  "Electric-field-induced intradimer charge disproportionation in the dimer-Mott insulator β′-(BEDT-TTF)₂ICl₂"
  Phys. Rev. B 95, 085149-1-5 (2017).

2016年

• 1.

  Y. Naitoh, S. Iwai, Y. Kawakami, H. Itoh, S. Ishihara, K. Yamamoto, K. Yonemitsu
  "Light-field induced reduction of "plasma" frequency in organic conductor"
  Optics InfoBase Conference Papers, F20-UP 2016, (2016).
• 2.

  S. Iwai, Y. Naitoh, Y. Kawakami, H. Itoh, S. Ishihara, K. Yamamoto, H. Kishida, K. Yonemitsu
  "Optical freezing of charge motion in organic metal"
  Optics InfoBase Conference Papers, F20-UP 2016, (2016).
• 3.

  岩井伸一郎
  「多電子系の超高速光誘起相転移－光で見る・操る・強相関電子系の世界－」
  基本法則から読み解く物理学最前線 12, 総ページ148 (2016).
• 4.

  岩井伸一郎
  「単一サイクル近赤外パルス光によって誘起される金属－絶縁体転移のポンプ・プローブ光学測定」
  光学 45, 425-431 (2016).
• 5.

  Y. Naitoh, Y. Kawakami, T. Ishikawa, Y. Sagae, H. Itoh, K. Yamamoto, T. Sasaki, M. Dressel, S. Ishihara, Y. Tanaka, K. Yonemitsu, and S. Iwai
  "Ultrafast response of plasmalike reflectivity edge in (TMTTF)₂AsF₆ driven by a 7-fs 1.5-cycle strong-light field"
  Phys. Rev. B 93, 165126-1-5 (2016).

2015年

• 1.

  T. Ishikawa, Y. Sagae, Y. Naito, J. Ichimura, Y. Kawakami, H. Itoh, K. Yamamoto, K. Yakushi, S. Ishihara, T. Sasaki, K. Yonemitsu and S. Iwai
  "Spontaneous Formation of Correlated Charge Coherence Induced by 1.5-Cycle Pulse in 1-D Organic Metal (TMTTF)₂AsF₆"
  Springer Proceedings in Physics 162 (Ultrafast Phenomena XIX), 244-247 (2015).
• 2.

  Y. Sagae, K. Yamada, T. Ishikawa, K. Itoh, H. Itoh, T. Sasaki, T. Nagata, J. Kano, T. Kambe, S. Ishihara, N. Ikeda and S. Iwai
  "10 fs Dynamics of Photoinduced Magnetic Transition in Double-Layered Charge Ordering in LuFe₂O₄ Under Interlayer Excitation"
  Springer Proceedings in Physics 162 (Ultrafast Phenomena XIX), 252-256 (2015).
• 3.

  H. Itoh, K. Itoh, K. Goto, J. Ichimura, Y. Naito, K. Yamamoto, K. Yakushi, H. Kishida and S. Iwai
  "Ultrafast Optical Modulation of Efficiently-Generated Terahertz-Wave in Charge Ordered Organic Ferroelectrics"
  Springer Proceedings in Physics 162 (Ultrafast Phenomena XIX), 616-619 (2015).
• 4.

  岩井伸一郎、石原純夫、佐々木孝彦
  「分子性ダイマーモット絶縁体の特異な誘電・光応答と電子誘電性」
  固体物理 50, 59-74 (2015).

2014年

• 1.

  T. Ishikawa, Y. Sagae, Y. Naitoh, Y. Kawakami, H. Itoh, K. Yamamoto, K. Yakushi, H. Kishida, T. Sasaki, S. Ishihara, Y. Tanaka, K. Yonemitsu, and S. Iwai
  "Optical freezing of charge motion in an organic conductor"
  Nature Commun. 5, 5528-1-6 (2014).
• 2.

  岩井　伸一郎
  「テラヘルツ光でみる有機電子誘電体の電荷集団励起と超高速光応答」
  応用物理 83, 452 (2014).
• 3.

  岩井　伸一郎
  「光で物質を変える，創る．」
  日本物理学会誌 69, 520-521 (2014).
• 4.

  岩井　伸一郎
  「超高速分光と光誘起相転移」
  現代物理学［展開シリーズ］ 7、総ページ214 (2014).
• 5.

  H. Itoh, K. Itoh, K. Goto, K. Yamamoto, K. Yakushi, and S. Iwai
  "Efficient terahertz-wave generation and its ultrafast optical modulation in charge ordered organic ferroelectrics"
  Appl. Phys. Lett. 104, 173302-1-4 (2014).

2013年

• 1.

  K. Itoh, H. Itoh, S. Saito, I. Hosako, Y. Nakamura, H. Kishida, N. Yoneyama, T. Sasaki, S. Ishihara, S. Iwai
  "Narrowing of phonon spectrum induced by ultrafast charge fluctuations in an organic dimer Mott insulator"
  Phys. Rev. B 88, 125101-1-6 (2013).
• 2.

  K. Itoh, H. Itoh, M. Naka, S. Saito, I. Hosako, N. Yoneyama, S. Ishihara, T. Sasaki, and S. Iwai
  "Collective Excitation of an Electric Dipole on a Molecular Dimer in an Organic Dimer-Mott Insulator"
  Phys. Rev. Lett. 110, 106401-1-5 (2013).
• 3.

  T. Ishikawa, K. Yamada, H. Itoh, S. Iwai, T. Arima, S. Yamada, and T. Sasaki
  "Photoinduced Coherent Spin Fluctuation in Primary Dynamics of Insulator to Metal Transition in Perovskite Cobalt Oxide"
  Euro. Phys. J, Web of Conference 41 (Ultrafast Phenomena XVIII), 03013-1-3 (2013).
• 4.

  S. Iwai, Y. Kawakami, T. Ishikawa, Y. Sakurai, H. Itoh, K. Yamamoto, and T. Sasaki
  "Coherent Electron Dynamics in 10 fs Time Scale in Organic Charge Ordered and Dimer -Mott Insulators"
  Euro. Phys. J, Web of Conference, 41(Ultrafast Phenomena XVIII), 03019-1-3 (2013).
• 5.

  K, Itoh, H. Itoh, N, Naka, S. Ishihara, S. Iwai, N. Yoneyama, and T. Sasaki
  "Photoinduced Growth of Ferroelectric Charge Order in Organic Dimer-Mott insulator"
  Euro. Phys. J, Web of Conference, 41(Ultrafast Phenomena XVIII), 03020-1-3 (2013).
• 6.

  H. Itoh, K.Itoh, K.Anjyo, H.Nakaya, H.Akahama, D.Ohishi, S.Saito, T.Kambe, S.Ishihara, N. Ikeda, S.Iwai
  "Ultrafast melting of charge ordering in LuFe2O4 probed by terahertz spectroscopy"
  Journal of Luminescence 133, 149-151 (2013).

2012年

• 1.

  Shinichiro Iwai
  "Photoinduced Phase Transitions in α-, θ-, and κ-type ET Salts: Ultrafast Melting of the Electronic Ordering"
  Crystals, 2(2), 590-617 (2012).
• 2.

  岩井　伸一郎
  「光誘起相転移の超高速ダイナミクス」
  物性研究　97, 1110-1129 (2012).

2011年

• 1.

  岩井　伸一郎
  「光誘起絶縁体－金属転移の超高速電子ダイナミクス」
  固体物理＜動的光物性の新展開＞特集号　46, (2011).
• 2.

  Shinichiro Iwai
  "Ultrafast IR and THz spectroscopy of photoinduced insulator to metal transition in highly correlated organic system"
  J. Lumin., 131, 409-414 (2011).
• 3.

  Y. Kawakami, T. Fukatsu, H. Itoh, S. Iwai, T. Sasaki, K. Yamamoto, and Y. Kyuya
  "Dynamic electron molecular vibration (EMV) interference during photoinduced metallization in charge ordered organic salt"
  Proceedings of International Conference on Ultrafast Phenomena XVII (Oxford university press 2011, pp.167-169).
• 4.

  K. Itoh, H. Nakaya, Y. Kawakami, T. Fukatsu, H. Itoh. S. Iwai, T. Sasaki, and S. Saito
  "Motional narrowing of phonon spectrum driven by ultrafast dielectric fluctuation in dimmer Mott insulator"
  Proceedings of International Conference on Ultrafast Phenomena XVII (Oxford university press 2011, pp.170-172).

2010年

• 1.

  Y. Kawakami, T. Fukatsu, Y. Sakurai, H. Unno, H. Itoh, S. Iwai, T. Sasaki, K. Yamamoto, K. Yakushi, and K. Yonemitsu
  "Early-Stage dynamics of Light-Matter Interaction Leading to the Insulator to metal Transition in a Charge Ordered Organic Crystal"
  Phys. Rev. Lett. 105, 246402-1-4 (2010).
• 2.

  H. Nakaya, K. Itoh, Y. Takahashi, H. Itoh, S. Iwai, S. Saito, K. Yamamoto, and K. Yakushi
  "Terahertz responses of the high-temperature metallic phase and photoinduced metallic state in the ferroelectric charge-ordered organic salt"
  Phys. Rev. B 81, 155111-1-6 (2010).
• 3.

  S. Miyashita, Y. Tanaka, S. Iwai, and K. Yonemitsu
  "Charge, Lattice, and Spin Dynamics in Photoinduced Phase Transitions from Charge-Ordered Insulator to Metal in Quasi-Two-Dimensional Organic Conductors"
  J. Phys. Soc. Jpn. 79, 034708-1-9 (2010).
• 4.

  S. Iwai, H. Nakaya, and Y. Kawakami
  "Ultrafast photo-induced insulator to metal transition in layered BEDT-TTF based salts",
  Molecular Electronic and Related materials; Control and Probe with Light, (ISBN;978-81-7895-460-8) chapter 2, (Ed. Toshio Naito, Transworld Research Network, Kerala, India，2010)
• 5.

  岩井伸一郎
  「レーザー光照射による有機絶縁体の金属化」
  レーザー加工学会誌　Vol.17, No.3, 45-47 (2010 July)

2009年

• 1.

  Y. Kawakami, S. Iwai, T. Fukatsu, M. Miura, N. Yoneyama, T. Sasaki, and N. Kobayashi
  "Optical Modulation of Effective On-Site Coulomb Energy for the Mott Transition in an Organic Dimer Insulator"
  Phys. Rev. Lett. 103, 066403-1-4 (2009).
• 2.

  岩井伸一郎
  「有機絶縁体を光で金属に変える新手法の開発」
  技術総合誌OHM 2009年12月号, 8-9 (2009)

2008年以前

• 1.

  S. Iwai
  "Photo-Induced Insulator-to-Metal Transition in Organic Molecular Solid"
  JPSJ Online, News and Comments, November 10, 2008.
• 2.

  K. Yamamoto, S. Iwai, S. Boyko, A. Kashiwazaki, F. Hiramatsu, C. Okabe, N. Nishi, K. Yakushi
  "Strong Optical Nonlinearity and its Ultrafast Response Associated with Electron Ferroelectricity in an Organic Conductor"
  J. Phys. Soc. Jpn, 77, 074709 (2008) (Editor's Choice)
• 3.

  S. Iwai, K. Yamamoto, F. Hiramatsu, H. Nakaya, Y. Kawakami, K. Yakushi
  "Hydrostatic pressure effect on photoinduce insulator to metal transition in layered organic salt α-(BEDT-TTF)₂I₃"
  Phys. Rev. B 77, 125131 (2008).
• 4.

  S. Iwai, K. Yamamoto, A. Kashiwazaki, F. Hiramatsu, H. Nakaya, Y. Kawakami, K. Yakushi, H. Okamoto, H. Mori, Y. Nishio
  "Photoinduced Melting of a Stripe-Type Charge-Order and Metallic Domain Formation in a Layered BEDT-TTF-Based Organic Salt",
  Phys. Rev. Lett. 98, 097402 (2007).
• 5.

  S. Iwai, Y. Ishige, S. Tanaka, Y. Okimoto, Y. Tokura, and H. Okamoto
  "Coherent Control of Charge and lattice Dynamics in a Photoinduced Neutral-to-Ionic Transition of a Charge-Transfer Compound"
  Phys. Rev. Lett. 96, 057403 (2006).
• 6.

  S. Iwai and H. Okamoto
  "Ultrafast Phase Control in One-Dimensional Correlated Electron Systems"
  J. Phys. Soc. Jpn. 75, 011007 (2006). (invited paper)
• 7.

  H. Okamoto, Y. Ishige, S. Tanaka, H. Kishida, S. Iwai and Y. Tokura
  "Photoinduced phase transition in tetrathiafulvalene-p-chloranil observed in femtosecond reflection spectroscopy"
  Phys. Rev. B 70, 165202 (2004).
• 8.

  S. Iwai, M. Ono, A. Maeda, H. Kishida, H. Okamoto, Y. Tokura
  "Ultrafast Optical Switching to a Metallic State by Photoinduced Mott Transition in a Halogen-Bridged Nickel-Chain Compound",
  Phys. Rev. Lett. 91, 057401 (2003).
• 9.

  S. Iwai, S. Tanaka, K. Fujinuma, H. Kishida, H. Okamoto, and Y. Tokura
  "Ultrafast Optical Switching from an Ionic to a Neutral State in Tetrathiafulvalene-p-Chloraniol (TTF-CA) Observed in Femtosecond Reflection Spectroscopy"
  Phys. Rev. Lett. 88, 057402 (2002).
• 10.

  S. Iwai, S. Murata, and M. Tachiya
  "Contribution of the ultrafast, short-distance intermolecular electron transfer to the fluorescence quenching rate in solution"
  J. Chem. Phys. 114, 1312-1318(2001).
• 11.

  S. Iwai, K. Hara, S. Murata, R. Katoh, H. Sugihara, and H. Arakawa
  "Ultrafast interfacial charge separation processes from the singlet and triplet MLCT states of Ru(bpy)₂(dcbpy) adsorbed on nanocrystalline SnO₂ under negative applied bias"
  J. Chem. Phys. 113, 3366-3373 (2000).
• 12.

  S. Iwai, S. Murata, R. Katoh, M. Tachiya, K. Kikuchi, and Y. Takahashi
  "Ultrafast charge separation and exciplex formation induced by strong interaction between electron donor and acceptor at short distances"
  J. Chem. Phys. 112, 7111-7117(2000).
• 13.

  S. Iwai, T. Kamata, S. Murata, K. Yamamoto, and T. Ohta
  "Wave packet motion during thermalization of the relaxed excited state in the one-dimensional platinum dimethylglyoxim complex"
  J. Chem. Phys. 111, 5402-5407 (1999).
• 14.

  S. Iwai, T. Kamata, S. Murata, T. Fukaya, T. Kodaira, F. Mizukami, M. Tachiya, K. Yamamoto, and T. Ohta
  "Ultrafast relaxation processes of excitons to the relaxed excited state in one-dimensional dimethylglyoxime platinum complexes driven by intramolecular vibration"
  J. Chem. Phys. 110, 8687-8695 (1999).
• 15.

  S. Iwai, S. Murata, and M. Tachiya
  "Ultrafast fluorescence quenching by electron transfer and fluorescnce from the second excited state of a charge transfer complex as studied by femtosecond up-conversion spectroscopy"
  J. Chem. Phys. 109, 5963-5970 (1998).
• 16.

  S. Iwai, T. Tokizaki, A. Nakamura, K. Tanimura, N. Itoh, and A. Shluger
  "One-Center Small Polarons as Short-Lived Precursors in Self-Trapped Processes of Holes and Electron-Holes Pairs in Alkali Iodides"
  Phys. Rev. Lett. 76, 1691-1694 (1996).
• 17.

  T. Shibata, S. Iwai, T. Tokizaki, K. Tanimura, A. Nakamura, N. Itoh
  "Femtosecond spectroscopic studies of the lattice relaxation initiated by interacting electron-hole pairs under relaxation in alkali halides"
  Phys. Rev. B 49 ,13255-13258 (1994)