KISHIDA lab. web-page

2024
	Trion formation in monolayer MoS₂ observed via femtosecond time-resolved photoluminescence measurements Kota Nakama, Mitsuhiro Okada, Ryo Kitaura, Hideo Kishida, and Takeshi Koyama Physical Review B 110(23), 2024, 235412-1 - 235412-9. Propagation of insulator-to-metal transition driven by photoinduced strain waves in a Mott material Tatsuya Amano, Danylo Babich, Ritwika Mandal, Julio Guzman-Brambila, Alix Volte, Elzbieta Trzop, Marina Servol, Ernest Pastor, Maryam Alashoor, Jorgen Larsson, Andrius Jurgilaitis, Van-Thai Pham, David Kroon, John Carl Ekstrom, Byungnam Ahn, Celine 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, Herve Cailleau, Maciej Lorenc, Shinichiro Iwai & Etienne Janod Nature Physics, 20 (11), 2024, 1778-1785. Current Ejects Localized Electrons and They Flow Together Hideo Kishida JPSJ News Comments 21, 05, 2024, 2 pages. Anisotropic optical conductivity accompanied by a small energy gap in the one-dimensional thermoelectric telluride Ta₄SiTe₄ Fumiya Matsunaga, Yoshihiko Okamoto, Yasunori Yokoyama, Kanji Takehana, Yasutaka Imanaka, Yuto Nakamura, Hideo Kishida, Shoya Kawano, Kazuyuki Matsuhira, and Koshi Takenaka Physical Review B, 109 (16), 2024, L161105-1 - L161105-6. Electron Localization Induced by Disordered Anions in an Organic Conductor Soichiro Yasaka, Yukihiro Yoshida, Yuki Tanaka, Yuto Nakamura, Hideo Kishida, Hiroshi Kitagawa, and Mitsuhiko Maesato Inorganic Chemistry, 63 (9), 2024, 4196-4203.

2023
	Femtosecond depolarization of photoluminescence from InAs: Comparison with Cu and monolayer graphene Takeshi Koyama, Akira Fujisaki, Hiromu Odamura, Yuto Nakamura, and Hideo Kishida Physical Review B, 108(23), 2023, 235103-1 - 235103-9. Complex third-order nonlinear susceptibility of single-layer graphene governing third-harmonic generation Daiki Inukai, Takeshi Koyama, Kenji Kawahara, Hiroki Ago, and Hideo Kishida Physical Review B 108(7), 2023, 075408-1 - 075408-12. Ultrahigh porosity photoluminescent silicon aerocrystals with greater than 50% nanocrystal ensemble quantum yields Bernard Gelloz, Leigh Canham, Koji Asaka, Yuto Nakamura, and Hideo Kishida Journal of Applied Physics 134(3), 2023, 033103-1 - 033103-11. Particle Size Controlled Chiral Structural Color of Monodisperse Cholesteric Liquid Crystals Particles Jialei He, Sizhe Liu, Guohao Gao, Miki Sakai, Mitsuo Hara, Yuto Nakamura, Hideo Kishida, Takahiro Seki, and Yukikazu Takeoka Advanced Optical Materials 11(19), 2023, 2300296(9 pages). 光と物質の量子相互作用ハンドブック第3編各物質・構造における量子相互作用第10章超伝導・強相関材料（頁：433-443）岸田英夫発行所：株式会社エヌ・ティー・エス ISBN：978-4-86043-826-5 発刊日：2023年3月3日

2022
	Fermi energy dependence of ultrafast photoluminescence from graphene Daiki Inukai, Takeshi Koyama, Masaaki Araidai, Kenji Kawahara, Hiroki Ago, and Hideo Kishida Journal of Applied Physics 132(13), 2022, 134301-1 - 134301-7. Electrical-field-induced insulator-to-metal transition in samarium monosulfides K. Kishida, J. Shibutani, T. Hatano, Y. Yokoyama, N. Katayama, Y. Okamoto, Y. Nakamura, H. Kishida, H. S. Suzuki, K. Takehana, Y. Imanaka, and K. Takenaka Applied Physics Letters 121(12), 2022, 121901-1 - 121901-6. Photoexcited state of the organic electron acceptor TCNQ molecular anion in the condensed state Tomoki Tatsuno, Takeshi Koyama, and Hideo Kishida Physical Review B 106(11), 2022, 115123-1 - 115123-7. Light-induced magnetization driven by interorbital charge motion in the spin-orbit assisted Mott insulator α-RuCl₃ 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 Physical Review Research 4(3), 2022, L032032-1 - L032032-6. Photoluminescence of metallic single-walled carbon nanotubes: Role of interband and intraband transitions Takeshi Koyama, Nobuki Umewaki, Kensuke Saito, Tomoki Tatsuno, Akira Fujisaki, Yasumitsu Miyata, Hiromichi Kataura, and Hideo Kishida Physical Review B 106(4), 2022, 045421-1 - 045421-8. High-pressure polycrystalline thin-film synthesis and semiconducting property of platinum pernitride Ken Niwa, Tomoki Iizuka, Masashi Kurosawa, Yuto Nakamura, Hubert Okadome Valencia, Hideo Kishida, Osamu Nakatsuka, Takuya Sasaki, Nico Alexander Gaida, and Masashi Hasegawa AIP Advances 12(5), 2022, 055318-1 - 055318-5. ラマン分光スペクトルデータ解析事例集第７章　電子デバイスをラマン分光で分析する際のスペクトルの読み方第７節　単層グラフェンのラマン分光スペクトル（頁：238-243）犬飼大樹、岸田英夫発行所：株式会社技術情報協会 ISBN：978-4-86104-872-2 発刊日：2022年2月28日

2021
	Hole Doping in Polythiophenes Encapsulated in Semiconducting and Metallic Single-Walled Carbon Nanotubes: Impact of the Electronic Structure Hiroto Kageyama, Koji Asaka, Hideo Kishida, and Takeshi Koyama Macromolecules 54(23), 2021, 11147-11153. [日本国内特許出願] 光記憶素子および紫外線センサーおよび光記憶媒体発明者：　小山剛史, 笠松大輝, 浜島圭佑, 岸田英夫出願人：　国立大学法人名古屋大学特願2018-039738（出願日：2018年03月06日）特開2019-153365（公開日：2019年09月12日）特許第6957024号（登録日：2021年10月08日） Stabilization of Interfacial Polarization and Induction of Polarization Hysteresis in Organic MISIM Devices Seiya Yokokura, Akihiro Tomimatsu, Jun Ishiguro, Jun Harada, Haruka Takahashi, Yukihiro Takahashi, Yuto Nakamura, Hideo Kishida, Rie Suizu, Michio M. Matsushita, and Kunio Awaga ACS Applied Materials & Interfaces 13(27), 2021, 31928-31933. Photoluminescence Enhancement Exceeding 10-Fold from Graphene via an Additional Layer: Photoluminescence from Monolayer and Bilayer Graphene Epitaxially Grown on SiC Kensuke Saito, Tomonari Koishi, Jianfeng Bao, Wataru Norimatsu, Michiko Kusunoki, Hideo Kishida, and Takeshi Koyama The Journal of Physical Chemistry C 125(20), 2021, 11014-11022. Anion Arrangement Effects on Electronic States of κ-type BEDT-TTF Compounds Yuto Nakamura, Naoki Yoneyama, Takahiko Sasaki, Takaaki Hiramatsu,Yukihiro Yoshida, Gunzi Saito, and Hideo Kishida Journal of the Physical Society of Japan 90(5), 2021, 054703-1 - 054703-7. Femtosecond photoluminescence from monolayer MoS₂: Time-domain study on exciton diffusion Kensuke Saito, Mitsuhiro Okada, Ryo Kitaura, Hideo Kishida, and Takeshi Koyama Physical Review B 103(20), 2021, L201401-1 - L201401-7. [日本国内特許出願] 複合材料とその製造方法発明者：　小山剛史, 佐々木淳, 岸田英夫, 吉田幸大, 齋藤軍治出願人：　国立大学法人名古屋大学, 学校法人名城大学特願2016-011776（出願日：2016年01月25日）特開2017-132837（公開日：2017年08月03日）特許第6827655号（登録日：2021年01月22日） Phase-transition-induced jumping, bending, and wriggling of single crystal nanofibers of coronene Ken Takazawa, Jun-ichi Inoue, Kazutaka Mitsuishi, Yukihiro Yoshida, Hideo Kishida, Paul Tinnemans, Hans Engelkamp & Peter C. M. Christianen Scientific Reports, 11, 2021, 3175 (11pages).

2020
	Electronic States of Electrochemically Doped Single-Layer Graphene Probed through Fano Resonance Effects in Raman Scattering Daiki Inukai, Takeshi Koyama, Kenji Kawahara, Hiroki Ago, and Hideo Kishida The Journal of Physical Chemistry C, 124 (48), 2020, 26428-26433. Effect of Emissivity on Ultrafast Luminescence Spectra in Silver T. Suemoto, K. Yamanaka, N. Sugimoto, T. Otsu, S. Tani, Y. Kobayashi, and T. Koyama Journal of Applied Physics, 128 (20), 2020, 203103-1 - 203103-9. Excitation Energy Transfer by Electron Exchange via Two-Step Electron Transfer between a Single-Walled Carbon Nanotube and Encapsulated Magnesium Porphyrin Takeshi Koyama, Junpei Sugiura, Tomonari Koishi, Ryosuke Ohashi, Koji Asaka, Takeshi Saito, Yanlin Gao, Susumu Okada, and Hideo Kishida The Journal of Physical Chemistry C, 124 (35), 2020, 19406-19412. Petahertz non-linear current in a centrosymmetric organic superconductor Y. Kawakami, T. Amano, H. Ohashi, H. Itoh, Y. Nakamura, H. Kishida, T. Sasaki, G. Kawaguchi, H. M. Yamamoto, K. Yamamoto, S. Ishihara, K. Yonemitsu & S. Iwai Nature Communications, 11, (Article number:) 4138 (2020). (6 pages) Regular-triangle trimer and charge order preserving the Anderson condition in the pyrochlore structure of CsW₂O₆ Yoshihiko Okamoto, Haruki Amano, Naoyuki Katayama, Hiroshi Sawa, Kenta Niki, Rikuto Mitoka, Hisatomo Harima, Takumi Hasegawa, Norio Ogita, Yu Tanaka, Masashi Takigawa, Yasunori Yokoyama, Kanji Takehana, Yasutaka Imanaka, Yuto Nakamura, Hideo Kishida & Koshi Takenaka Nature Communications, 11, (Article number:) 3144 (2020). (8 pages) Canting Antiferromagnetic Spin-Order (T_N = 102 K) in a Monomer Mott Insulator (ET)Ag₄(CN)₅ with a Diamond Spin-Lattice Akihiro Otsuka, Yasuhiro Shimizu, Gunzi Saito, Mitsuhiko Maesato, Andhika Kiswandhi, Takaaki Hiramatsu, Yukihiro Yoshida, Hideki Yamochi, Masahisa Tsuchiizu, Yuto Nakamura, Hideo Kishida, and Hiroshi Ito Bulletin of the Chemical Society of Japan 93 (2), 2020, 260-272. BCSJ Award Article Charge Disproportionation and Its Cooling-Rate Dependence in κ-(BEDT-TTF)₂CF₃SO₃ Kazushi Mizukoshi, Hiroshi Ito, Yuto Nakamura, Hiromi Hayama, Yukihiro Yoshida, Gunzi Saito, and Hideo Kishida Journal of the Physical Society of Japan 89 (2), 2020, 024710-1 - 024710-11.

2019
	Bis(ethylenedithio)tetrathiafulvalene Cation Radical Salts Composed of Nonuniform Silver(I) Complex Polyanions Yukihiro Yoshida, Mitsuhiko Maesato, Yuto Nakamura, Manabu Ishikawa, Hideki Yamochi, Gunzi Saito, Hideo Kishida, and Hiroshi Kitagawa Inorganic Chemistry 58 (24), 2019, 16703-16711. フェムト秒分光で観るカーボンナノチューブ複合系の励起エネルギー移動小山剛史，中村新男固体物理 54 (6), 2019, 291-303. Isolation of Single-Wired Transition-Metal Monochalcogenides by Carbon Nanotubes Masataka Nagata, Shivani Shukla, Yusuke Nakanishi, Zheng Liu, Yung-Chang Lin, Takuma Shiga, Yuto Nakamura, Takeshi Koyama, Hideo Kishida, Tsukasa Inoue, Naoyuki Kanda, Shun Ohno, Yuki Sakagawa, Kazu Suenaga, and Hisanori Shinohara Nano Letters 19 (8), 2019, 4845-4851. Partial Substitution of Ag(I) for Cu(I) in Quantum Spin Liquid κ-(ET)₂Cu₂(CN)₃, Where ET Is Bis(ethylenedithio)tetrathiafulvalene Yukihiro Yoshida, Mitsuhiko Maesato, Shinya Tomeno, Yojiro Kimura, Gunzi Saito, Yuto Nakamura, Hideo Kishida, and Hiroshi Kitagawa Inorganic Chemistry 58 (8), 2019, 4820-4827.

2018
	[日本国内特許出願] 光検出装置発明者：　岸田英夫, 岩下伸久出願人：　国立大学法人名古屋大学特願2017-071742（出願日：2017年03月31日）特開2018-174239（公開日：2018年11月08日） Ultrafast polarization control by terahertz fields via π-electron wavefunction changes in hydrogen-bonded molecular ferroelectrics T. Miyamoto, D. Hata, T. Morimoto, H. Yamakawa, N. Kida, T. Terashige, K. Iwano, H. Kishida, S. Horiuchi & H. Okamoto Scientific Reports 8, 2018, 15014 (8 pages). Optical Evaluation of Electronic Anisotropy in a Triangular Lattice System κ-(BEDT-TTF)₂B(CN)₄ Kazushi Mizukoshi, Yuto Nakamura, Yukihiro Yoshida, Gunzi Saito, and Hideo Kishida Journal of the Physical Society of Japan 87 (10), 2018, 104708-1 - 104708-5. Acceleration of Photocarrier Relaxation in Graphene Achieved by Epitaxial Growth: Ultrafast Photoluminescence Decay of Monolayer Graphene on SiC Hirotaka Imaeda, Takeshi Koyama, Hideo Kishida, Kenji Kawahara, Hiroki Ago, Ryotaro Sakakibara, Wataru Norimatsu, Tomo-o Terasawa, Jianfeng Bao, and Michiko Kusunoki The Journal of Physical Chemistry C 122 (33), 2018, 19273-19279. Charge-transfer complexes based on C_2v-symmetric benzo[ghi]perylene: comparison of their dynamic and electronic properties with those of D_6h-symmetric coronene Yukihiro Yoshida, Shunsuke Tango, Kazuhide Isomura, Yuto Nakamura, Hideo Kishida, Takashi Koretsune, Masafumi Sakata, Yoshiaki Nakano, Hideki Yamochi and Gunzi Saito Materials Chemistry Frontiers 2 (6), 2018, 1165-1174. Nonlinear charge oscillation driven by a single-cycle light field in an organic superconductor 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 & S. Iwai Nature Photonics 12 (8), 2018, 474-478. Energetics and electronic structures of perylene confined in carbon nanotubes Yuya Nagasawa, Takeshi Koyama, and Susumu Okada Royal Society Open Science 5, 2018, 180359/1-9. Different Molecular Arrangement of Perylene in Metallic and Semiconducting Carbon Nanotubes: Impact of van der Waals Interaction Takeshi Koyama, Kazuma Fujiki, Yuya Nagasawa, Susumu Okada, Koji Asaka, Yahachi Saito, and Hideo Kishida The Journal of Physical Chemistry C 122 (10), 2018, 5805-5812. Modulation of terahertz emission in time-domain waveform via a photoinduced phase transition in a charge ordered organic ferroelectric Hirotake Itoh, Rina Fujiwara, Yohei Kawakami, Kaoru Yamamoto, Yuto Nakamura, Hideo Kishida, and Shinichiro Iwai Applied Physics Letters 112 (9), 2018, 093302-1 - 093302-5.

2017
	Design and Preparation of a Quantum Spin Liquid Candidate κ-(ET)₂Ag₂(CN)₃ Having a Nearby Superconductivity Takaaki Hiramatsu,* Yukihiro Yoshida,* Gunzi Saito,* Akihiro Otsuka, Hideki Yamochi, Mitsuhiko Maesato, Yasuhiro Shimizu, Hiroshi Ito, Yuto Nakamura, Hideo Kishida, Masashi Watanabe, and Reiji Kumai Bull. Chem. Soc. Jpn. 90 (9), 2017, 1073-1082. BCSJ Award Article Racemic charge-transfer complexes of a helical polycyclic aromatic hydrocarbon molecule Yukihiro Yoshida, Yuto Nakamura, Hideo Kishida, Hiromi Hayama, Yoshiaki Nakano, Hideki Yamochi and Gunzi Saito CrystEngComm 19 (26), 2017, 3626-3632. Polarization selectivity of charge localization induced by a 7-fs nearly single-cycle light field in an organic metal 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 Physical Review B 95 (20), 2017, 201105-1 - 201105-5. Facile Synthetic Route to Atomically Thin Conductive Wires from Single-Species Molecules in One-Dimensionally Confined Space: Doped Conjugated Polymers inside Single-Walled Carbon Nanotubes Makoto Sasaki, Takeshi Koyama, Hideo Kishida, Koji Asaka, Yahachi Saito, Yukihiro Yoshida, and Gunzi Saito The Journal of Physical Chemistry Letters 8 (8), 2017, 1702-1706. Electric-field-induced intradimer charge disproportionation in the dimer-Mott insulator β′-(BEDT-TTF)₂ICl₂ Yuma Hattori, Satoshi Iguchi, Takahiko Sasaki, Shinichiro Iwai, Hiromi Taniguchi, and Hideo Kishida Physical Review B 95 (8), 2017, 085149-1 - 085149-5. Optical Properties of a Quantum Spin Liquid Candidate Material, κ-(BEDT-TTF)₂Ag₂(CN)₃ Yuto Nakamura, Takaaki Hiramatsu, Yukihiro Yoshida, Gunzi Saito, and Hideo Kishida Journal of the Physical Society of Japan 86 (1), 2017, 014710-1 - 014710-5. Hydrogen-surfactant-mediated epitaxy of Ge_1-xSn_x layer and its effects on crystalline quality and photoluminescence property Osamu Nakatsuka, Shunsuke Fujinami, Takanori Asano, Takeshi Koyama, Masashi Kurosawa, Mitsuo Sakashita, Hideo Kishida, and Shigeaki Zaima Japanese Journal of Applied Physics 56 (1S), 2017, 01AB05-1 - 01AB05-6.

2016
	Terahertz emission from biased conjugated polymers excited by femtosecond laser pulses Takeya Unuma, Naruki Yamada, and Hideo Kishida Applied Physics Express 9 (12), 2016, 121601-1 - 121601-4. BEDT-TTF Salts Formed with Tetrahedrally Coordinated Zinc(II) Complex Anions Yukihiro Yoshida, Hiroshi Ito, Yuto Nakamura, Manabu Ishikawa, Akihiro Otsuka, Hiromi Hayama, Mitsuhiko Maesato, Hideki Yamochi, Hideo Kishida, and Gunzi Saito Crystal Growth & Design 16 (11), 2016, 6613-6630. Cationic π-Stacking Columns of Coronene Molecules with Fully Charged and Charge-Disproportionated States Yukihiro Yoshida, Kazuhide Isomura, Mitsuhiko Maesato, Takashi Koretsune, Yoshiaki Nakano, Hideki Yamochi, Hideo Kishida, and Gunzi Saito Crystal Growth & Design 16 (10), 2016, 5994-6000. Coronene-based charge-transfer complexes Yukihiro Yoshida, Kazuhide Isomura, Yoshihide Kumagai, Mitsuhiko Maesato, Hideo Kishida, Motohiro Mizuno and Gunzi Saito Journal of Physics: Condensed Matter 28 (30), 2016, 304001 (14 pages). Two-Step Excitation Triggered by One-Photon Absorption on Linear Dispersion in Monolayer Graphene Takeshi Koyama, Kenta Mizutani, Hiroki Ago, and Hideo Kishida The Journal of Physical Chemistry C 120 (20), 2016, 11225-11229. Near-Infrared Photoluminescence Properties of Endohedral Mono- and Dithulium Metallofullerenes Zhiyong Wang, Noriko Izumi, Yusuke Nakanishi, Takeshi Koyama, Toshiki Sugai, Masayoshi Tange, Toshiya Okazaki, and Hisanori Shinohara ACS Nano 10 (4), 2016, 4282-4287. Polaron states and charge dynamics in doped conjugated polymers studied by various spectroscopic methods Hideo Kishida Journal of Physics: Conference Series 704, 2016, 012008 (5 pages). Conducting π Columns of Highly Symmetric Coronene, The Smallest Fragment of Graphene Yukihiro Yoshida, Kazuhide Isomura, Hideo Kishida, Yoshihide Kumagai, Motohiro Mizuno, Masafumi Sakata, Takashi Koretsune, Yoshiaki Nakano, Hideki Yamochi, Mitsuhiko Maesato, and Gunzi Saito Chemistry - A European Journal 22 (17), 2016, 6023-6030. Ultrafast Energy Transfer from Fluorene Polymers to Single-Walled Carbon Nanotubes in Wrapped Carbon Nanotube Bundles Arao Nakamura, Takeshi Koyama, Yasumitsu Miyata, and Hisanori Shinohara The Journal of Physical Chemistry C 120 (8), 2016, 4647-4652. Segmentation of conducting domains in PEDOT:PSS films induced by an additive for conductivity enhancement Takeya Unuma, Muneki Yoshikawa, Arao Nakamura, and Hideo Kishida Applied Physics Express 9 (5), 2016, 051601-1 - 051601-4. Ultrafast excitation energy transfer from encapsulated quaterrylene to single-walled carbon nanotube Takeshi Koyama, Takuya Tsunekawa, Takeshi Saito, Koji Asaka, Yahachi Saito, Hideo Kishida, Arao Nakamura Journal of Luminescence 169 part B, 2016, 645-648.

2015
	Ambient-Pressure Organic Superconductor κ-(ET)₂Ag(CN)[N(CN)₂] Formed with Polymeric Silver(I) Complex Anion Yukihiro Yoshida, Hiromi Hayama, Manabu Ishikawa, Akihiro Otsuka, Hideki Yamochi, Yuto Nakamura, Hideo Kishida, Hiroshi Ito, Mitsuhiko Maesato, and Gunzi Saito Journal of the Physical Society of Japan 84 (12), 2015, 123801 (5 pages). Improved Dynamic Properties of Charge-Transfer-Type Supramolecular Rotor Composed of Coronene and F₄TCNQ Yukihiro Yoshida, Yoshihide Kumagai, Motohiro Mizuno, Kazuhide Isomura, Yuto Nakamura, Hideo Kishida, and Gunzi Saito Crystal Growth & Design 15 (11), 2015, 5513-5518. Spin frustration in antiperovskite systems: (TTF˙⁺ or TSF˙⁺)₃[(Mo₆X₁₄)^2-Y^-] Takaaki Hiramatsu, Yukihiro Yoshida, Gunzi Saito, Akihiro Otsuka, Hideki Yamochi, Yasuhiro Shimizu, Yuma Hattori, Yuto Nakamura, Hideo Kishida, Hiroshi Ito, Kaplan Kirakci, Stéphane Cordier and Christiane Perrin Journal of Materials Chemistry C 3 (42), 2015, 11046-11054. Photoluminescence of poly(3,4-ethylenedioxythiophene)/poly(styrenesulfonate) in the visible region Takeshi Koyama, Taiki Matsuno, Yasunori Yokoyama, and Hideo Kishida Journal of Materials Chemistry C 3 (32), 2015, 8307-8310. Spin-disordered quantum phases in a quasi-one-dimensional triangular lattice Yukihiro Yoshida, Hiroshi Ito, Mitsuhiko Maesato, Yasuhiro Shimizu, Hiromi Hayama, Takaaki Hiramatsu, Yuto Nakamura, Hideo Kishida, Takashi Koretsune, Chisa Hotta and Gunzi Saito Nature Physics 11 (8), 2015, 679-683. Charge-transfer Complex Formed with Bowl-shaped Corannulene as Electron Donor and Planar 7,7,8,8-Tetracyanoquinodimethane as Electron Acceptor Yukihiro Yoshida, Kazuhide Isomura, Yuto Nakamura, Hideo Kishida, and Gunzi Saito Chemistry Letters 44 (5), 2015, 709-711. Study of Magnetic Excitation in Pd(dmit)₂ Salts by Raman Scattering Spectroscopy Yuto Nakamura, Reizo Kato, and Hideo Kishida Journal of the Physical Society of Japan 84 (4), 2015, 044715 (5 pages). Quantum spin liquid: design of a quantum spin liquid next to a superconducting state based on a dimer-type ET Mott insulator Takaaki Hiramatsu, Yukihiro Yoshida, Gunzi Saito, Akihiro Otsuka, Hideki Yamochi, Mitsuhiko Maesato, Yasuhiro Shimizu, Hiroshi Ito, and Hideo Kishida Journal of Materials Chemistry C 3 (6), 2015, 1378-1388.

2014
	Optical freezing of charge motion in an organic conductor Takahiro Ishikawa, Yuto Sagae, Yota Naitoh, Yohei Kawakami, Hirotake Itoh, Kaoru Yamamoto, Kyuya Yakushi, Hideo Kishida, Takahiko Sasaki, Sumio Ishihara, Yasuhiro Tanaka, Kenji Yonemitsu, and Shinichiro Iwai Nature Communications 5, 2014, 5528 (6 pages). Synthesis and Photophysics of Quaterrylene Molecules in Single-Walled Carbon Nanotubes: Excitation Energy Transfer between a Nanoscale Cylinder and Encapsulated Molecules Takeshi Koyama, Takuya Tsunekawa, Takeshi Saito, Koji Asaka, Yahachi Saito, Hideo Kishida, and Arao Nakamura The Journal of Physical Chemistry C 118 (37), 2014, 21671-21681. Isotropic Three-Dimensional Molecular Conductor Based on the Coronene Radical Cation Yukihiro Yoshida, Mitsuhiko Maesato, Yoshihide Kumagai, Motohiro Mizuno, Kazuhide Isomura, Hideo Kishida, Masanari Izumi, Yoshihiro Kubozono, Akihiro Otsuka, Hideki Yamochi, Gunzi Saito, Kaplan Kirakci, Stéphane Cordier, and Christiane Perrin European Journal of Inorganic Chemistry 2014 (24), 2014, 3871-3878. Microscopic Mobility of Polarons in Chemically Doped Polythiophenes Measured by Employing Photoluminescence Spectroscopy Takeshi Koyama, Arao Nakamura, and Hideo Kishida ACS Photonics 1 (8), 2014, 655-661. Magnetic Raman Scattering Study of Spin Frustrated Systems, κ-(BEDT-TTF)₂X Yuto Nakamura, Naoki Yoneyama, Takahiko Sasaki, Takami Tohyama, Arao Nakamura, and Hideo Kishida Journal of the Physical Society of Japan 83 (7), 2014, 074708-1 - 074708-5. Electron-Transfer Processes in Highly-Correlated Electron Systems of Thiazyl Radicals Kunio Awaga, Kenji Nomura, Hideo Kishida, Wataru Fujita, Hirofumi Yoshikawa, Michio M. Matsushita, Laigui Hu, Yoshiaki Shuku, and Rie Suizu Bulletin of the Chemical Society of Japan 87 (2), 2014, 234-249. Third-Order Nonlinear Optical Properties and Electroabsorption Spectra of an Organic Biradical, [Naphtho[2,1-d:6,5-d']bis([1,2,3]dithiazole)] Keigo Takauji, Rie Suizu, Kunio Awaga, Hideo Kishida, and Arao Nakamura The Journal of Physical Chemistry C 118 (8), 2014, 4303-4308.

2013
	Dynamics of photoexcited carriers in monolayer epitaxial graphene probed by photoluminescence in the near-infrared region Takeshi Koyama, Yoshito Ito, Kazuma Yoshida, Hiroki Ago, and Arao Nakamura AIP Conference Proceedings 1566, 2013, 167-168. Trion dynamics in hole-doped single-walled carbon nanotubes Arao Nakamura, Satoru Shimizu, Takeshi Koyama, Yasumitsu Miyata, and Hisanori Shinohara AIP Conference Proceedings 1566, 2013, 163-164. Anisotropic terahertz complex conductivities in oriented polythiophene films Takeya Unuma, Atsuhiro Umemoto, and Hideo Kishida Applied Physics Letters 103 (21), 2013, 213305-1 - 213305-4. Measurement of the Nonlinear Conducting States of α-(BEDT-TTF)₂I₃ Using Electronic Raman Scattering Atsuya Ito, Yuto Nakamura, Arao Nakamura, and Hideo Kishida Physical Review Letters 111 (19), 2013, 197801-1 - 197801-5. Transient Absorption Kinetics Associated with Higher Exciton States in Semiconducting Single-Walled Carbon Nanotubes: Relaxation of Excitons and Phonons Takeshi Koyama, Shohei Yoshimitsu, Yasumitsu Miyata, Hisanori Shinohara, Hideo Kishida, and Arao Nakamura The Journal of Physical Chemistry C 117 (39), 2013, pp 20289-20299. Narrowing of phonon spectrum induced by ultrafast charge fluctuations in an organic dimer Mott insulator K. Itoh, H. Itoh, S. Saito, I. Hosako, Y. Nakamura, H. Kishida, N. Yoneyama, T. Sasaki, S. Ishihara, and S. Iwai Physical Review B 88 (12), 2013, 125101-1 - 125101-6. Direct observation of carrier delocalization in highly conducting polyaniline Takeya Unuma, Naruki Yamada, Arao Nakamura, Hideo Kishida, Seung-Chul Lee, Eun-Young Hong, Suck-Hyun Lee, and O-Pil Kwon Applied Physics Letters 103 (5), 2013, 053303-1 - 053303-4. Third-order nonlinear optical properties of π-conjugated polymers with thiophene units and molecular assembly of the polymers Hideo Kishida and Takakazu Yamamoto in "Handbook of organic materials for optical and optoelectronic devices: Properties and applications'' Woodhead Publishing, ISBN: 978-0-85709-265-6, pp 143-169, DOI: 10.1533/9780857098764.1.143. Dispersion relations for evaluating the complex refractive index of medium without the information of its thickness Kai-Erik Peiponen, Erik M. Vartiainen, Takeya Unuma, J. Axel Zeitler, Pertti Silfsten, Tapani Venäläinen, and Hideo Kishida Applied Physics Letters 102 (18), 2013, pp 181110-1 - 181110-5. Ultrafast formation and decay dynamics of trions in p-doped single-walled carbon nanotubes Takeshi Koyama, Satoru Shimizu, Yasumitsu Miyata, Hisanori Shinohara, and Arao Nakamura Physical Review B 87 (16), 2013, pp 165430-1 - 165430-6. Near-Infrared Photoluminescence in the Femtosecond Time Region in Monolayer Graphene on SiO₂ Takeshi Koyama, Yoshito Ito, Kazuma Yoshida, Masaharu Tsuji, Hiroki Ago, Hideo Kishida, and Arao Nakamura ACS Nano 7 (3), 2013, pp 2335-2343. Photophysics in Single-Walled Carbon Nanotubes with (6,4) Chirality at High Excitation Densities: Bimolecular Auger Recombination and Phase-Space Filling of Excitons Takeshi Koyama, Yasumitsu Miyata, Hideo Kishida, Hisanori Shinohara, and Arao Nakamura The Journal of Physical Chemistry C 117 (4), 2013, pp 1974-1981. Development of a Robust Model System of FRET using Base Surrogates Tethering Fluorophores for Strict Control of Their Position and Orientation within DNA Duplex Tomohiro Kato, Hiromu Kashida, Hideo Kishida, Hiroyuki Yada, Hiroshi Okamoto, and Hiroyuki Asanuma Journal of the American Chemical Society 135 (2), 2013, pp 741-750. Nonlinear Electrical Conductivity, Current Oscillation and Its Control in Halogen-Bridged Nickel(III) Compound Hideo Kishida and Arao Nakamura in "Material Designs and New Physical Properties in MX- and MMX-Chain Compounds'' ed. by Masahiro Yamashita and Hiroshi Okamoto, Springer-Verlag Wien, 2013, pp 83-91. Third-Order Optical Nonlinearity of Halogen-Bridged Nickel(III) Compounds Hideo Kishida and Hiroshi Okamoto in "Material Designs and New Physical Properties in MX- and MMX-Chain Compounds'' ed. by Masahiro Yamashita and Hiroshi Okamoto, Springer-Verlag Wien, 2013, pp 93-109.

2012
	Ultrafast luminescence kinetics of metallic single-walled carbon nanotubes: Possible evidence for excitonic luminescence T. Koyama, S, Shimizu, T. Saito, Y. Miyata, H. Shinohara, A. Nakamura Physical Review B 85, 045428-1 - 045428-7, 2012 Virtual Journal of Nanoscale Science & Technology, Volume 25, Issue 6, February 6, 2012 Virtual Journal of Ultrafast Science, Volume 11, Issue 2, February 2012 Ultrafast energy transfer of one-dimensional excitons between carbon nanotubes: a femtosecond time-resolved luminescence study T. Koyama, Y. Miyata, K. Asaka, H. Shinohara, Y. Saito, A. Nakamura Physical Chemistry Chemical Physics 14, 1070-1084, 2012 Virtual Journal of Nanoscale Science & Technology, Volume 25, Issue 2, January 9, 2012 Virtual Journal of Ultrafast Science, Volume 11, Issue 1, January 2012

2011
	Enhancement of third-order optical nonlinearities in carbon nanotubes by encapsulated fullerenes D. Hosooka, T. Koyama, H. Kishida, K. Asaka, Y. Saito, T. Saito, A. Nakamura AIP Conf. Proc. 1399, 831-832, 2011 Exciton energy transfer between single-walled carbon nanotubes in femtosecond regime T. Koyama, K. Asaka, N. Hikosaka, H. Kishida, Y. Saito, A. Nakamura AIP Conf. Proc. 1399, 759-760, 2011 Quadrimolecular Recombination of Persistent Photocarriers in Surface-Type Photocells of Regioregular Poly(3-hexylthiophene)/Methanofullerene Composites Hiroshi Ito, Yuki Nishikawa, Junya Suzuki, Akimitsu Suzuki, Shun-ichiro Watanabe, Hisaaki Tanaka, Hideo Kishida, Arao Nakamura, Shin-ichi Kuroda Japanese Journal of Applied Physics 50, 091602-1 - 091602-4, 2011 Ultrafast exciton energy transfer between nanoscale coaxial cylinders: Intertube transfer and luminescence quenching in double-walled carbon nanotubes T. Koyama, Y. Asada, N. Hikosaka, Y. Miyata, H. Shinohara, A. Nakamura ACS Nano 5(7), 5881-5887, 2011 Room-temperature current oscillation based on negative differential resistance in a one-dimensional organic charge-transfer complex H. Kishida, T. Ito, A. Ito, A. Nakamura Applied Physics Express 4, 031601, 2011 Femtosecond luminescence decay due to exciton energy transfer in single-walled carbon nanotube bundles T. Koyama, K. Asaka, N. Hikosaka, H. Kishida, Y. Saito, A. Nakamura Journal of Luminescence 131, 494-497, 2011 Intersubband transition energy and linewidth modified by a submonolayer AlAs insertion into GaAs quantum wells T. Unuma, S. Takata, Y. Sakasegawa, K. Hirakawa, A. Nakamura Journal of Applied Physics 109, 043506, 2011 Ultrafast exciton energy transfer in bundles of single-walled carbon nanotubes T. Koyama, K. Asaka, N. Hikosaka, H. Kishida, Y. Saito, A. Nakamura The Journal of Physical Chemistry Letters 2, 127, 2011 Causality-based method for determining the time origin in terahertz emission spectroscopy T. Unuma, Y. Ino, K.-E. Peiponen, E. M. Vartiainen, M. Kuwata-Gonokami, K. Hirakawa Optics Express 19, 12759-12765, 2011

2010
	Bright luminescence and exciton energy transfer in polymer-wrapped single-walled carbon nanotube bundles T. Koyama, Y. Miyata, Y. Asada, H. Shinohara, H. Kataura, A. Nakamura The Journal of Physical Chemistry Letters 1, 3243-3248, 2010 Third-order nonlinear optical properties of a π-Conjugated biradical molecule investigated by third-harmonic generation spectroscopy H. Kishida, K. Hibino, A. Nakamura, D. Kato, J. Abe Thin Solid Films 519, 1028-1030, 2010 Multiply-resonant nonlinear optical processes in doped polythiophenes H. Kishida, K. Hibino, A. Nakamura Applied Physics Letters 97 (10), 103302-1 - 103302-3, 2010 Terahertz complex conductivities of carriers with partial localization in doped polythiophenes T. Unuma, K. Fujii, H. Kishida, A. Nakamura Applied Physics Letters 97 (3), 033308-1 - 033308-3, 2010 Optoelectronic conversion by polarization current, triggered by space charges at organic-based interfaces L. Hu, Y. Noda, H. Ito, H. Kishida, A. Nakamura, K. Awaga Applied Physics Letters 96, 243303-1 - 243303-3, 2010 Transient Bloch oscillation with the symmetry-governed phase in semiconductor superlattices T. Unuma, Y. Ino, M. Kuwata-Gonokami, G. Bastard, K. Hirakawa Physical Review B 81 (12), 125329-1 - 125329-6, 2010 Determination of the time origin by the maximum entropy method in time-domain terahertz emission spectroscopy T. Unuma, Y. Ino, M. Kuwata-Gonokami, E. M. Vartiainen, K.-E. Peiponen, K. Hirakawa Optics Express 18 (15), 15853-15858, 2010

2009
	π-conjugated multi-donor/acceptor arrays of fullerene-cobaltadithiolene-tetrathiafulvalene: From synthesis and structure to electronic interactions Y. Matsuo, M. Maruyama, S. S. Gayathri, T. Uchida, D. M. Guldi, H. Kishida, A. Nakamura, E. Nakamura Journal of the American Chemical Society 131 (35), 12643-12649, 2009 Synfacts -- Volume 2009, Issue 11, 1220-1220, 2009 Third-order nonlinear optical response in double-walled carbon nanotubes A. Nakamura, N. Hikosaka, S. Imamura, Y. Takahashi, H. Ago, H. Kishida Journal of Luminescence 129(12), 1722-1725, 2009 Current oscillation originating from negative differential resistance in one-dimensional halogen-bridged nickel compounds H. Kishida, T. Ito , A. Nakamura , S. Takaishi , M. Yamashita Journal of Applied Physics 106 (1), 016106-1 - 016106-3, 2009 Virtual Journal of Nanoscale Science & Technology -- Volume 20, Issue 4, 2009 Highly coplanar polythiophenes with -C(triple bond)CR side chains: Self-assembly, linear and nonlinear optical properties, and piezochromism T. Yamamoto, T. Sato, T. Iijima, M. Abe, H. Fukumoto, T. Koizumi, M. Usui, Y. Nakamura, T. Yagi, H. Tajima, T. Okada, S. Sasaki, H. Kishida, A.Nakamura, T. Fukuda, A. Emoto, H. Ushijima, C. Kurosaki, H. Hirota Bulletin of the Chemical Society of Japan 82 (7), 896-909, 2009 Ferroelectric nature and real-space observations of domain motions in an organic charge-transfer compound, tetrathiafulvalene-p-chloranil H. Kishida, H. Takamatsu, K. Fujinuma, H. Okamoto Physical Review B 80 (20), 205201-1 - 205201-7, 2009 Effect of an in-plane ligand on the electronic structures of Bromo-bridged nano-wire Ni-Pd mixed-metal complexes, [Ni_1-xPd_x(bn)₂Br]Br₂ (bn = 2S,3S-Diaminobutane) M. Sasaki, H. Wu, D. Kawakami, S. Takaishi, T. Kajiwara, H. Miyasaka, B. K. Breedlove, M. Yamashita, H. Kishida, H. Matsuzaki, H. Okamoto, H.Tanaka, S. Kuroda Inorganic Chemistry 48(15), 7446-7451, 2009 Two-photon excited states in charge-transfer type conjugated polymers H. Kishida, K. Hirota, H. Okamoto, K. Kokubo, T. Yamamoto Synthetic Metals 159(9-10), 868-870, 2009 A black body absorber from vertically aligned single walled carbon nanotubes K. Mizuno, J. Ishii, H. Kishida, Y. Hayamizu, S. Yasuda, D. N. Futaba, M. Yumura, K. Hata Proceedings of the National Academy of Sciences of the United States of America, 106, 6044-6047, 2009 Virtual Journal of Nanoscale Science & Technology -- Volume 19, Issue 17, 2009 A Boltzmann approach to transient Bloch emission from semiconductor superlattices R. Ferreira, T. Unuma, K. Hirakawa, G. Bastard Applied Physics Express, 2, 062101, 2009

2008
	Resonant enhancement of third-order optical nonlinearities in single-walled carbon nanobutes Y. Takahashi, S. Imamura, H. Kishida, A. Nakamura Journal of Luminescence 128, 1019-1021, 2008 Direct observation of dark excitons in micelle-wrapped single-wall carbon nanotubes H. Kishida, Y. Nagasawa, S. Imamura, A. Nakamura Physical Review Letters 100(9), 097401, 2008 Virtual Journal of Nanoscale Science & Technology -- Volume 17, Issue 11, 2008 Continuous control of third-order optical nonlinearity in charge-transfer-type conjugated polymers H. Kishida, K. Hirota, H. Okamoto, H. Kokubo, T. Yamamoto Applied Physics Letters 92(3), 033309, 2008 Thermochromism in an organic crystal based on the coexistence of sigma- and pi-dimers Y. Morita, S. Suzuki, K. Fukui, S. Nakazawa, H. Kitagawa, H. Kishida, H. Okamoto, A. Naito, A. Sekine, Y. Ohashi, M. Shiro, K. Sasaki, D. Shiomi, K. Sato, T. Takui, K. Nakasuji Nature Materials 7, 48-51, 2008

2007
	One-dimensional characteristics of third-order nonlinear optical response in single-walled carbon nanotubes A. Nakamura, Y. Takahashi, S. Imamura, H. Kishida, Y. Hamanaka AIP Conf. Proc. 893, 1011-1012, 2007 Strong stacking behavior and large third-order nonlinear optical susceptibility χ(3) of head-to-head-type poly(3-alkynylthiophene-2,5-diyl), HH-P3(C≡CR)Th T. Sato, H. Kishida, A. Nakamura, T. Fukuda, T. Yamamoto Synthetic Metals 157 (6-7), 318-322, 2007