-
Synthesis, Characterization, and Magnetic Interactions of Carbazole-9-oxyl and its Derivatives
Yuka Kuno, Akihiro Shimizu, Daisuke Shiomi, Kazunobu Sato, Takeji Takui, Ryohei Kishi, Yasutaka Kitagawa, Ryo Shintani
Bulletin of the Chemical Society of Japan 2025年8月5日 研究論文(学術雑誌)
-
Synthesis and Characterization of Cycloocta[1,2-a:6,5-a′]diindene as an Octagon-Containing Nonalternant Isomer of Pentacyclic Benzenoid Aromatic Hydrocarbons with Hidden Diradical Character That Induces Dimerization
Akihito Konishi, Haruka Tokuyama, Hinaki Kitamura, Seiya Tsuchida, Mitsuharu Suzuki, Ken-ichi Nakayama, Ryohei Kishi, Makoto Yasuda
Journal of the American Chemical Society 2025年5月21日 研究論文(学術雑誌)
-
Tetraanion of Tetracyclopentatetraphenylene Derivative: Global Versus Local Conjugation Modes
Hirokazu Miyoshi, Ryosuke Sugiura, Ryohei Kishi, Atsuya Muranaka, Masanobu Uchiyama, Nagao Kobayashi, Yutaka Ie, Masayoshi Nakano, Yoshito Tobe
Chemistry Vol. 7 2025年3月31日 研究論文(学術雑誌)
-
Bowl‐Shaped Anthracene‐Fused Antiaromatic Ni(II) Norcorrole: Synthesis, Structure, Assembly with C60, and Photothermal Conversion
Kaisheng Wang, Aninda Ghosh, Daiki Shimizu, Hideaki Takano, Masatoshi Ishida, Ryohei Kishi, Hiroshi Shinokubo
Angewandte Chemie International Edition Vol. 64 No. 7 2025年2月10日 研究論文(学術雑誌)
-
Unveiled open-shell nature of an antiaromatic molecule by surface–molecule interaction: a concept suggestion by spin-projected density functional theory
Kohei Tada, Ryota Sugimori, Ryohei Kishi, Yasutaka Kitagawa
Chemical Communications 2025年 研究論文(学術雑誌)
-
Stacked-ring aromaticity from the viewpoint of the effective number of π-electrons
Ryota Sugimori, Kenji Okada, Ryohei Kishi, Yasutaka Kitagawa
Chemical Science Vol. 16 p. 1707-1715 2025年1月 研究論文(学術雑誌)
-
Systematic Investigation on Surface Diradicals Using Theoretical Models: 2M/MgO and 2M/BaO (M = Cu, Ag, and Au)
Kohei Tada, Koki Masuda, Ryohei Kishi, Yasutaka Kitagawa
Chemistry Vol. 6 No. 6 p. 1572-1592 2024年12月5日 研究論文(学術雑誌)
-
Difference in spin structure of magnetic metal-organic frameworks between cluster model and periodic system
Naoka Amamizu, Kohei Tada, Ryohei Kishi, Wataru Kosaka, Hitoshi Miyasaka, Yasutaka Kitagawa
Chemistry Letters Vol. 53 No. 12 2024年11月29日 研究論文(学術雑誌)
-
Diradical character view of energy stabilization in π-stacked dimers of antiaromatic molecules
Ryota Sugimori, Ryohei Kishi, Hiroshi Shinokubo, Yasutaka Kitagawa
Chemistry Letters Vol. 53 No. 12 2024年11月29日 研究論文(学術雑誌)
-
Theoretical study on single-molecule electron conductivity of paddlewheel-type dichromium(II,II) tetracarboxylate complexes
Naoka Amamizu, Keisuke Sasaki, Mitsuhiro Nishida, Koki Masuda, Ren Inoue, Kaito Taka, Kohei Tada, Ryohei Kishi, Yasutaka Kitagawa
Bulletin of the Chemical Society of Japan Vol. 97 No. 12 2024年11月28日 研究論文(学術雑誌)
-
Theoretical study on aromatic characters in π-stacked multimers composed of antiaromatic molecules
Ryota Sugimori, Masato Ikeuchi, Ryohei Kishi, Yasutaka Kitagawa
Bulletin of the Chemical Society of Japan Vol. 97 No. 12 2024年11月28日 研究論文(学術雑誌)
-
Theoretical study on stacking distance dependence of one- and two-photon absorption properties of phenalenyl π-dimer models
Masako Yokoyama, Ryohei Kishi, Yasutaka Kitagawa
Bulletin of the Chemical Society of Japan Vol. 97 No. 12 2024年11月28日 研究論文(学術雑誌)
-
Theoretical Study on Singlet Fission Dynamics and Triplet Migration Process in Symmetric Heterotrimer Models
Hajime Miyamoto, Kenji Okada, Kohei Tada, Ryohei Kishi, Yasutaka Kitagawa
Molecules Vol. 29 No. 22 2024年11月19日 研究論文(学術雑誌)
-
Theoretical Study on One- and Two-Photon Absorption Properties of π-Stacked Multimer Models of Phenalenyl Radicals
Masako Yokoyama, Ryohei Kishi, Yasutaka Kitagawa
Chemistry Vol. 6 No. 6 p. 1427-1438 2024年11月14日 研究論文(学術雑誌)
-
Theoretical study on the correlation between open-shell electronic structures and third-order nonlinear optical properties in one-dimensional chains of π-radicals
Jinki Shoda, Masako Yokoyama, Wataru Yoshida, Hiroshi Matsui, Ryota Sugimori, Ryohei Kishi, Yasutaka Kitagawa
The Journal of Physical Chemistry A 2024年8月1日 研究論文(学術雑誌)
-
Homochiral and Heterochiral Self‐Sorting Assemblies of Antiaromatic Ni(II) Norcorrole Dimers
Si‐Yu Liu, Sha Li, Shusaku Ukai, Ryo Nozawa, Norihito Fukui, Ryota Sugimori, Ryohei Kishi, Hiroshi Shinokubo
Chemistry – A European Journal Vol. 30 No. 39 2024年5月29日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
Theoretical study on open-shell electronic structures of through-bond/through-space hybrid conjugated ladder graphs
Wataru Yoshida, Hajime Miyamoto, Jinki Shoda, Hiroshi Matsui, Ryota Sugimori, Ryohei Kishi, Yasutaka Kitagawa
Chemical Physics Letters Vol. 842 2024年5月 研究論文(学術雑誌)
-
A Triply Linked Porphyrin‐Norcorrole Hybrid with Singlet Diradical Character
Kaisheng Wang, Satoru Ito, Shuang Ren, Daiki Shimizu, Norihito Fukui, Ryohei Kishi, Qiang Liu, Atsuhiro Osuka, Jianxin Song, Hiroshi Shinokubo
Angewandte Chemie Vol. 63 No. 16 2024年4月15日 研究論文(学術雑誌)
-
Theoretical study on molecular charge populations of 1D π-stacked multimers in neutral and electron oxidation states
Wataru Yoshida, Yasuteru Shigeta, Hiroshi Matsui, Hajime Miyamoto, Ryohei Kishi, Yasutaka Kitagawa
Bulletin of the Chemical Society of Japan Vol. 97 No. 3 2024年3月1日 研究論文(学術雑誌)
-
Theoretical Study on the Open-Shell Electronic Structure and Electron Conductivity of [18]Annulene as a Molecular Parallel Circuit Model
Naoka Amamizu, Mitsuhiro Nishida, Keisuke Sasaki, Ryohei Kishi, Yasutaka Kitagawa
Nanomaterials Vol. 14 No. 1 p. 98-98 2023年12月31日 研究論文(学術雑誌)
出版者・発行元:MDPI AG
-
Supramolecular Assemblies of Closely Stacked Antiaromatic Ni(II) Norcorrole Dimers via Homochiral and Heterochiral Self-Sorting
Si-Yu Liu, Shusaku Ukai, Ryo Nozawa, Norihito Fukui, Ryota Sugimori, Ryohei Kishi, Hiroshi Shinokubo
2023年11月28日
出版者・発行元:American Chemical Society (ACS)
-
Synthesis and Characterization of Dibenzothieno[a,f]pentalenes Enabling Large Antiaromaticity and Moderate Open-Shell Character through a Small Energy Barrier for Bond-Shift Valence Tautomerization
Journal of the American Chemical Society Vol. 145 No. 37 p. 20595-20609 2023年9月20日 研究論文(学術雑誌)
出版者・発行元:
-
Bi-Blatter diradicals: convenient access to regioisomers with tunable electronic and magnetic properties
Dominika Pomikło, Anna Pietrzak, Ryohei Kishi, Piotr Kaszyński
Materials Chemistry Frontiers 2023年7月27日 研究論文(学術雑誌)
-
Open-Shell Germylene Stabilized by a Phenalenyl-Based Ligand
Takuya Kodama, Kenta Uchida, Chihiro Nakasuji, Ryohei Kishi, Yasutaka Kitagawa, Mamoru Tobisu
Inorganic Chemistry Vol. 62 No. 20 p. 7861-7867 2023年5月22日 研究論文(学術雑誌)
-
Theoretical Study on Thermal Structural Fluctuation Effects of Intermolecular Configurations on Singlet Fission in Pentacene Crystal Models
Takayoshi Tonami, Hajime Miyamoto, Masayoshi Nakano, Ryohei Kishi, Yasutaka Kitagawa
Journal of Physical Chemistry A Vol. 127 No. 8 p. 1883-1893 2023年3月2日 研究論文(学術雑誌)
-
Effects of introducing nitrogen atoms into oligoacene skeleton on vibronic coupling and singlet fission dynamics
Takayoshi Tonami, Masayoshi Nakano, Ryohei Kishi, Yasutaka Kitagawa
Chemical Physics Letters Vol. 813 No. 16 2023年2月16日 研究論文(学術雑誌)
-
Monovalent Germanium Radical Stabilized by a Phenalenyl Scaffold
Takuya Kodama, Kenta Uchida, Chihiro Nakasuji, Ryohei Kishi, Yasutaka Kitagawa, Mamoru Tobisu
2022年11月15日
出版者・発行元:American Chemical Society (ACS)
-
Stacked Antiaromaticity in the π‐Congested Space Between the Aromatic Rings in the Anthracene Dimer
Tomohiko Nishiuchi, Yuta Makihara, Ryohei Kishi, Hiroyasu Sato, Takashi Kubo
Journal of Physical Organic Chemistry Vol. 36 No. 1 2022年10月9日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
Theoretical study on the structures, electronic properties, and aromaticity of thia[4]circulenes
Shingo Hashimoto, Ryohei Kishi, Kazukuni Tahara
New Journal of Chemistry Vol. 46 No. 47 p. 22703-22714 2022年9月2日 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
-
Medium Diradical Character, Small Hole and Electron Reorganization Energies and Ambipolar Transistors in Difluorenoheteroles
Sakura Mori, Sergio Moles Quintero, Naoki Tabaka, Ryohei Kishi, Raúl González Núñez, Alexandra Harbuzaru, Rocío Ponce Ortiz, Jose Marín-Beloqui, Shuichi Suzuki, Chitoshi Kitamura, Carlos J. Gómez-García, Yasi Dai, Fabrizia Negri, Masayoshi Nakano, Shin ichiro Kato, Juan Casado
Angewandte Chemie - International Edition Vol. 61 No. 33 2022年6月13日 研究論文(学術雑誌)
-
Bis-periazulene (Cyclohepta[def]fluorene) as a Nonalternant Isomer of Pyrene: Synthesis and Characterization of Its Triaryl Derivatives
Koki Horii, Ryohei Kishi, Masayoshi Nakano, Daisuke Shiomi, Kazunobu Sato, Takeji Takui, Akihito Konishi, Makoto Yasuda
Journal of the American Chemical Society Vol. 144 No. 8 p. 3370-3375 2022年2月21日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
-
Characterization of resonance structures in aromatic rings of benzene and its heavier-element analogues
Tomohiro Sugahara, Daisuke Hashizume, Norihiro Tokitoh, Hiroshi Matsui, Ryohei Kishi, Masayoshi Nakano, Takahiro Sasamori
Physical Chemistry Chemical Physics Vol. 24 No. 37 p. 22557-22561 2022年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
-
Dianion and Dication of Tetracyclopentatetraphenylene as Decoupled Annulene‐within‐an‐Annulene Models
Hirokazu Miyoshi, Ryosuke Sugiura, Ryohei Kishi, Sarah N. Spisak, Zheng Wei, Atsuya Muranaka, Masanobu Uchiyama, Nagao Kobayashi, Shreyam Chatterjee, Yutaka Ie, Ichiro Hisaki, Marina A. Petrukhina, Tohru Nishinaga, Masayoshi Nakano, Yoshito Tobe
Angewandte Chemie International Edition Vol. 61 No. 6 2021年12月23日 研究論文(学術雑誌)
-
A Tale of Two Isomers: Enhanced Antiaromaticity/Diradical Character versus Deleterious Ring‐Opening of Benzofuran‐fused s‐Indacenes and Dicyclopenta[b,g]naphthalenes
Joshua E. Barker, Tavis W. Price, Lucas J. Karas, Ryohei Kishi, Samantha N. MacMillan, Lev N. Zakharov, Carlos J. Gómez‐García, Judy I. Wu, Masayoshi Nakano, Michael M. Haley
Angewandte Chemie International Edition Vol. 60 No. 41 p. 22385-22392 2021年10月4日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
A Tale of Two Isomers: Enhanced Antiaromaticity/Diradical Character versus Deleterious Ring‐Opening of Benzofuran‐fused s‐Indacenes and Dicyclopenta[b,g]naphthalenes
Joshua E. Barker, Tavis W. Price, Lucas J. Karas, Ryohei Kishi, Samantha N. MacMillan, Lev N. Zakharov, Carlos J. Gómez‐García, Judy I. Wu, Masayoshi Nakano, Michael M. Haley
Angewandte Chemie Vol. 133 No. 41 p. 22559-22566 2021年10月4日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
Long Carbon–Carbon Bonding beyond 2 Å in Tris(9-fluorenylidene)methane
Takashi Kubo, Yuki Suga, Daisuke Hashizume, Hiroki Suzuki, Tatsuya Miyamoto, Hiroshi Okamoto, Ryohei Kishi, Masayoshi Nakano
Journal of the American Chemical Society Vol. 143 No. 35 p. 14360-14366 2021年9月8日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
-
Characterization of Benzo[ a ]naphtho[2,3‐ f ]pentalene: Interrelation between Open‐shell and Antiaromatic Characters Governed by Mode of the Quinoidal Subunit and Molecular Symmetry
Akihito Konishi, Koki Horii, Haruna Iwasa, Yui Okada, Ryohei Kishi, Masayoshi Nakano, Makoto Yasuda
Chemistry – An Asian Journal Vol. 16 No. 12 p. 1553-1561 2021年5月10日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
Theoretical Study on Third-Order Nonlinear Optical Properties for One-Hole-Doped Diradicaloids
Wataru Yoshida, Hiroshi Matsui, Hajime Miyamoto, Takayoshi Tonami, Ryota Sugimori, Kyohei Yoneda, Ryohei Kishi, Masayoshi Nakano
ACS Omega Vol. 6 No. 4 p. 3046-3059 2021年1月8日 研究論文(学術雑誌)
-
Monoradicals and Diradicals of Dibenzofluoreno[3,2- b]fluorene Isomers: Mechanisms of Electronic Delocalization
Hideki Hayashi, Joshua E. Barker, Abel Cárdenas Valdivia, Ryohei Kishi, Samantha N. Macmillan, Carlos J. Gómez-García, Hidenori Miyauchi, Yosuke Nakamura, Masayoshi Nakano, Shin Ichiro Kato, Michael M. Haley, Juan Casado
Journal of the American Chemical Society Vol. 142 No. 48 p. 20444-20455 2020年12月2日 研究論文(学術雑誌)
-
Ultrafast Exciton Self‐Trapping and Delocalization in Cycloparaphenylenes: The Role of Excited‐State Symmetry in Electron‐Vibrational Coupling
Juno Kim, Ryohei Kishi, Eiichi Kayahara, Woojae Kim, Shigeru Yamago, Masayoshi Nakano, Dongho Kim
Angewandte Chemie Vol. 132 No. 39 p. 17137-17144 2020年9月21日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
Ultrafast Exciton Self‐Trapping and Delocalization in Cycloparaphenylenes: The Role of Excited‐State Symmetry in Electron‐Vibrational Coupling
Juno Kim, Ryohei Kishi, Eiichi Kayahara, Woojae Kim, Shigeru Yamago, Masayoshi Nakano, Dongho Kim
Angewandte Chemie International Edition Vol. 59 No. 39 p. 16989-16996 2020年9月21日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
Late-Stage Modification of Electronic Properties of Antiaromatic and Diradicaloid Indeno[1,2-b]fluorene Analogues via Sulfur Oxidation
Justin J. Dressler, Joshua E. Barker, Lucas J. Karas, Hannah E. Hashimoto, Ryohei Kishi, Lev N. Zakharov, Samantha N. MacMillan, Carlos J. Gomez-Garcia, Masayoshi Nakano, Judy I. Wu, Michael M. Haley
The Journal of Organic Chemistry Vol. 85 No. 16 p. 10846-10857 2020年8月21日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
-
Theoretical study on aromatic and open-shell characteristics of carbon nanobelts composed of indeno[1,2-b]fluorene units: dependence on the number of units and charge states
Ryohei Kishi, Masaki Yamane, Ryosuke Sugiura, Wataru Yoshida, Yosuke Shimizu, Masayoshi Nakano
RSC Advances Vol. 10 No. 43 p. 25736-25745 2020年7月7日 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
-
Diindenoanthracene Diradicaloids Enable Rational, Incremental Tuning of Their Singlet-Triplet Energy Gaps
Justin J. Dressler, Abel Cárdenas Valdivia, Ryohei Kishi, Gabriel E. Rudebusch, Austin M. Ventura, Brian E. Chastain, Carlos J. Gómez-García, Lev N. Zakharov, Masayoshi Nakano, Juan Casado, Michael M. Haley
Chem Vol. 6 No. 6 p. 1353-1368 2020年6月11日 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
-
Synthesis and properties of hypervalent electron-rich pentacoordinate nitrogen compounds
Chenting Yan, Masato Takeshita, Jun-ya Nakatsuji, Akihiro Kurosaki, Kaoko Sato, Rong Shang, Masaaki Nakamoto, Yohsuke Yamamoto, Yohei Adachi, Ko Furukawa, Ryohei Kishi, Masayoshi Nakano
Chemical Science Vol. 11 No. 19 p. 5082-5088 2020年4月22日 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
-
Molecule Isomerism Modulates the Diradical Properties of Stable Singlet Diradicaloids
Joshua E. Barker, Justin J. Dressler, Abel Cárdenas Valdivia, Ryohei Kishi, Eric T. Strand, Lev N. Zakharov, Samantha N. Macmillan, Carlos J. Gómez-García, Masayoshi Nakano, Juan Casado, Michael M. Haley
Journal of the American Chemical Society Vol. 142 No. 3 p. 1548-1555 2020年1月22日 研究論文(学術雑誌)
-
Open-Shell Characters, Aromaticities and Third-Order Nonlinear Optical Properties of Carbon Nanobelts Composed of Five- and Six-Membered Rings (vol 7, pg 2320, 2018)
Yamane Masaki, Kishi Ryohei, Tonami Takayoshi, Okada Kenji, Nagami Takanori, Kitagawa Yasutaka, Nakano Masayoshi
ASIAN JOURNAL OF ORGANIC CHEMISTRY Vol. 8 No. 6 p. 916-917 2019年6月 研究論文(学術雑誌)
-
A Tetrasilicon Analogue of Bicyclo[1.1.0]but-1(3)-ene Containing a Si=Si Double Bond with an Inverted Geometry
Takeaki Iwamoto, Takashi Abe, Kunihisa Sugimoto, Daisuke Hashizume, Hiroshi Matsui, Ryohei Kishi, Masayoshi Nakano, Shintaro Ishida
Angewandte Chemie - International Edition Vol. 58 No. 13 p. 4371-4375 2019年3月22日 研究論文(学術雑誌)
-
A Phosphorus Analogue of p‐Quinodimethane with a Planar P4 Ring: A Metal‐Free Diphosphorus Source
Dennis Rottschäfer, Beate Neumann, Hans‐Georg Stammler, Ryohei Kishi, Masayoshi Nakano, Rajendra S. Ghadwal
Chemistry – A European Journal Vol. 25 p. 3244-3247 2019年3月1日 研究論文(学術雑誌)
-
Monte Carlo wavefunction approach to singlet fission dynamics of molecular aggregates
Masayoshi Nakano, Kenji Okada, Takanori Nagami, Takayoshi Tonami, Ryohei Kishi, Yasutaka Kitagawa
Molecules Vol. 24 No. 3 2019年2月1日 研究論文(学術雑誌)
-
Enhancement of Antiaromatic Character via Additional Benzoannulation into Dibenzo[a,f]pentalene: Syntheses and Properties of Benzo[a]naphtho[2,1-f]pentalene and Dinaphtho[2,1-a,f]pentalene
Akihito Konishi, Yui Okada, Ryohei Kishi, Masayoshi Nakano, Makoto Yasuda
Journal of the American Chemical Society Vol. 141 No. 1 p. 560-571 2019年1月 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
-
Diradical Character Enhancement by Spacing: N-Heterocyclic Carbene Analogues of Müller's Hydrocarbon
Dennis Rottschäfer, Jasmin Busch, Beate Neumann, Hans Georg Stammler, Maurice van Gastel, Ryohei Kishi, Masayoshi Nakano, Rajendra S. Ghadwal
Chemistry - A European Journal Vol. 24 No. 62 p. 16537-16542 2018年11月7日 研究論文(学術雑誌)
-
Thiophene and its sulfur inhibit indenoindenodibenzothiophene diradicals from low-energy lying thermal triplets
Justin J. Dressler, Mitsuru Teraoka, Guzmán L. Espejo, Ryohei Kishi, Shota Takamuku, Carlos J. Gómez-García, Lev N. Zakharov, Masayoshi Nakano, Juan Casado, Michael M. Haley
Nature Chemistry Vol. 10 No. 11 p. 1134-1140 2018年11月1日 研究論文(学術雑誌)
出版者・発行元:Springer Nature
-
Open-Shell Characters, Aromaticities and Third-Order Nonlinear Optical Properties of Carbon Nanobelts Composed of Five- and Six-Membered Rings
Masaki Yamane, Ryohei Kishi, Takayoshi Tonami, Kenji Okada, Takanori Nagami, Yasutaka Kitagawa, Yasutaka Kitagawa, Masayoshi Nakano, Masayoshi Nakano, Masayoshi Nakano
Asian Journal of Organic Chemistry Vol. 7 No. 11 p. 2320-2329 2018年11月1日 研究論文(学術雑誌)
-
Exploring the novel donor-nanotube archetype as an efficient third-order nonlinear optical material: Asymmetric open-shell carbon nanotubes
Shabbir Muhammad, Shabbir Muhammad, Masayoshi Nakano, Masayoshi Nakano, Masayoshi Nakano, Abdullah G. Al-Sehemi, Abdullah G. Al-Sehemi, Ahmad Irfan, Ahmad Irfan, Aijaz Rasool Chaudhry, Takayoshi Tonami, Soichi Ito, Ryohei Kishi, Yasutaka Kitagawa, Yasutaka Kitagawa
Nanoscale Vol. 10 No. 35 p. 16499-16507 2018年9月21日 研究論文(学術雑誌)
-
Frontispiece: Evaluation of Aromaticity for Open‐Shell Singlet Dicyclopenta‐Fused Acenes and Polyacenes Based on a Magnetically Induced Current
Takanori Nagami, Jun‐ya Fujiyoshi, Takayoshi Tonami, Ken‐ichiro Watanabe, Masaki Yamane, Kenji Okada, Ryohei Kishi, Masayoshi Nakano, Benoît Champagne, Vincent Liégeois
Chemistry – A European Journal 2018年9月12日 研究論文(学術雑誌)
-
Evaluation of Aromaticity for Open-Shell Singlet Dicyclopenta-Fused Acenes and Polyacenes Based on a Magnetically Induced Current
Nagami, T., Fujiyoshi, J.-Y., Tonami, T., Watanabe, K.-I., Yamane, M., Okada, K., Kishi, R., Nakano, M., Champagne, B., Li{\'e}geois, V.
Chemistry - A European Journal Vol. 24 No. 51 p. 13457-13466 2018年9月12日 研究論文(学術雑誌)
-
Theoretical study on the gigantic effect of external static electric field application on the nonlinear optical properties of 1,2,3,5-dithiadiazolyl pi-radical dimers
Matsui Hiroshi, Yamane Masaki, Tonami Takayoshi, Nagami Takanori, Watanabe Kenichiro, Kishi Ryohei, Kitagawa Yasutaka, Nakano Masayoshi
MATERIALS CHEMISTRY FRONTIERS Vol. 2 No. 4 p. 785-790 2018年4月1日 研究論文(学術雑誌)
-
Tunability of Open-Shell Character, Charge Asymmetry, and Third-Order Nonlinear Optical Properties of Covalently Linked (Hetero)Phenalenyl Dimers
Yuka Minamida, Ryohei Kishi, Kotaro Fukuda, Hiroshi Matsui, Shota Takamuku, Masaki Yamane, Takayoshi Tonami, Masayoshi Nakano
Chemistry - A European Journal Vol. 24 No. 8 p. 1913-1921 2018年2月6日 研究論文(学術雑誌)
出版者・発行元:Wiley-VCH Verlag
-
Quantum Master Equation Approach to Singlet Fission Dynamics in Pentacene Linear Aggregate Models: Size Dependences of Excitonic Coupling Effects
Masayoshi Nakano, Takanori Nagami, Takayoshi Tonami, Kenji Okada, Soichi Ito, Soichi Ito, Ryohei Kishi, Yasutaka Kitagawa, Yasutaka Kitagawa, Takashi Kubo
Journal of Computational Chemistry Vol. 40 No. 1 p. 89-104 2018年1月 研究論文(学術雑誌)
出版者・発行元:
-
Benzonorcorrole NiII Complexes: Enhancement of Paratropic Ring Current and Singlet Diradical Character by Benzo-Fusion
Yoshida, T., Takahashi, K., Ide, Y., Kishi, R., Fujiyoshi, J.-Y., Lee, S., Hiraoka, Y., Kim, D., Nakano, M., Ikeue, T., Yamada, H., Shinokubo, H.
Angewandte Chemie - International Edition Vol. 57 No. 8 p. 2209-2213 2018年 研究論文(学術雑誌)
-
Theoretical Study on Open-Shell Singlet Character and Second Hyperpolarizabilities in Cofacial π-Stacked Dimers Composed of Weak Open-Shell Antiaromatic Porphyrins
Jun Ya Fujiyoshi, Takayoshi Tonami, Masaki Yamane, Kenji Okada, Ryohei Kishi, Shabbir Muhammad, Shabbir Muhammad, Abdullah G. Al-Sehemi, Abdullah G. Al-Sehemi, Ryo Nozawa, Hiroshi Shinokubo, Masayoshi Nakano, Masayoshi Nakano, Masayoshi Nakano
ChemPhysChem Vol. 19 No. 21 p. 2863-2871 2018年 研究論文(学術雑誌)
-
Synthesis of the Unknown Indeno[1,2-a]fluorene Regioisomer: Crystallographic Characterization of Its Dianion
Justin J. Dressler, Zheng Zhou, Jonathan L. Marshall, Ryohei Kishi, Shota Takamuku, Zheng Wei, Sarah N. Spisak, Masayoshi Nakano, Marina A. Petrukhina, Michael M. Haley
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION Vol. 56 No. 48 p. 15363-15367 2017年11月 研究論文(学術雑誌)
-
Third-Order Nonlinear Optical Properties of One-Dimensional Quinoidal Oligothiophene Derivatives Involving Phenoxyl Groups
Ryohei Kishi, Tsubasa Katsurayama, Shoki Ochi, Akihiro Makino, Naoyuki Matsushita, Michika Saito, Takanori Nagami, Jun-ya Fujiyoshi, Masayoshi Nakano
CHEMISTRYOPEN Vol. 6 No. 4 p. 506-513 2017年8月 研究論文(学術雑誌)
-
Third-Order Nonlinear Optical Properties of One-Dimensional Quinoidal Oligothiophene Derivatives Involving Phenoxyl Groups
Ryohei Kishi, Tsubasa Katsurayama, Shoki Ochi, Akihiro Makino, Naoyuki Matsushita, Michika Saito, Takanori Nagami, Jun-ya Fujiyoshi, Masayoshi Nakano
CHEMISTRYOPEN Vol. 6 No. 4 p. 506-513 2017年8月 研究論文(学術雑誌)
-
Generation of Aromatic (Dehydro) benzoannulene Dications Stabilized by Platinum Catecholate Complexes
Kazukuni Tahara, Hiroyoshi Kozuma, Varadhachari Venkatesh, Eri Ryomura, Hirokazu Miyoshi, Keigo Nakamachi, Ryohei Kishi, Hideaki Takahashi, Masayoshi Nakano, Yoshito Tobe
CHEMPLUSCHEM Vol. 82 No. 7 p. 1052-1056 2017年7月 研究論文(学術雑誌)
-
Theoretical Study on the Open-Shell Singlet Nature and the Second Hyperpolarizabilities of Corannulene Derivatives with Two Phenoxyl Radicals
Yuka Minamida, Hiroshi Matsui, Kotaro Fukuda, Takanori Nagami, Jun-ya Fujiyoshi, Kyohei Yoneda, Shota Takamuku, Ryohei Kishi, Yasutaka Kitagawa, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 121 No. 21 p. 4171-4179 2017年6月 研究論文(学術雑誌)
-
Theoretical investigation of curved π-conjugated fullerene flakes: open-shell character, aromaticity, and third-order nonlinear optical property
Kotaro Fukuda, Jun Ya Fujiyoshi, Yuka Minamida, Takanori Nagami, Hiroshi Matsui, Soichi Ito, Ryohei Kishi, Yasutaka Kitagawa, Benoît Champagne, Masayoshi Nakano
Journal of Physical Organic Chemistry Vol. 30 No. 4 2017年4月 研究論文(学術雑誌)
-
Fluoreno[2,3-b]fluorene vs Indeno[2,1-b]fluorene: Unusual Relationship between the Number of π Electrons and Excitation Energy in m-Quinodimethane-Type Singlet Diradicaloids
Hirokazu Miyoshi, Masahito Miki, Shintaro Hirano, Akihiro Shimizu, Akihiro Shimizu, Ryohei Kishi, Kotaro Fukuda, Daisuke Shiomi, Kazunobu Sato, Takeji Takui, Ichiro Hisaki, Masayoshi Nakano, Masayoshi Nakano, Yoshito Tobe, Yoshito Tobe
Journal of Organic Chemistry Vol. 82 No. 3 p. 1380-1388 2017年2月 研究論文(学術雑誌)
-
Role of a singlet diradical character in carbon nanomaterials: a novel hot spot for efficient nonlinear optical materials
Shabbir Muhammad, Masayoshi Nakano, Abdullah G. Al-Sehemi, Yasutaka Kitagawa, Ahmad Irfan, Aijaz R. Chaudhry, Ryohei Kishi, Soichi Ito, Kyohei Yoneda, Kotaro Fukuda
NANOSCALE Vol. 8 No. 42 p. 17998-18020 2016年11月
-
A Puckered Singlet Cyclopentane-1,3-diyl: Detection of the Third Isomer in Homolysis
Jianhuai Ye, Sayaka Hatano, Manabu Abe, Ryohei Kishi, Yusuke Murata, Masayoshi Nakano, Waldemar Adam
CHEMISTRY-A EUROPEAN JOURNAL Vol. 22 No. 7 p. 2299-2306 2016年2月 研究論文(学術雑誌)
-
Isolation of Hypervalent Group-16 Radicals and Their Application in Organic-Radical Batteries
Yasuyuki Imada, Hideyuki Nakano, Ko Furukawa, Ryohei Kishi, Masayoshi Nakano, Hitoshi Maruyama, Masaaki Nakamoto, Akira Sekiguchi, Masahiro Ogawa, Toshiaki Ohta, Yohsuke Yamamoto
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY Vol. 138 No. 2 p. 479-482 2016年1月 研究論文(学術雑誌)
-
Diradical Character Tuning for the Third-Order Nonlinear Optical Properties of Quinoidal Oligothiophenes by Introducing Thiophene-S,S-dioxide Rings
Ryohei Kishi, Shoki Ochi, Shioh Izumi, Akihiro Makino, Takanori Nagami, Jun-ya Fujiyoshi, Naoyuki Matsushita, Michika Saito, Masayoshi Nakano
CHEMISTRY-A EUROPEAN JOURNAL Vol. 22 No. 4 p. 1493-1500 2016年1月 研究論文(学術雑誌)
-
Diradical character and nonlinear optical properties of buckyferrocenes: focusing on the use of suitably modified fullerene fragments
Shabbir Muhammad, Soichi Ito, Masayoshi Nakano, Ryohei Kishi, Kyohei Yoneda, Yasutaka Kitagawa, Mohd Shkir, Ahmad Irfan, Aijaz R. Chaudhry, Salem AlFaify, Abul Kalam, Abdullah G. Al-Sehemi
PHYSICAL CHEMISTRY CHEMICAL PHYSICS Vol. 17 No. 8 p. 5805-5816 2015年 研究論文(学術雑誌)
-
Theoretical design of solvatochromism switching by photochromic reactions using donor-acceptor disubstituted diarylethene derivatives with oxidized thiophene rings
Katsuki Okuno, Yasuteru Shigeta, Ryohei Kishi, Masayoshi Nakano
PHYSICAL CHEMISTRY CHEMICAL PHYSICS Vol. 17 No. 9 p. 6484-6494 2015年 研究論文(学術雑誌)
-
Theoretical Study on Diradical Characters and Nonlinear Optical Properties of 1,3-Diradical Compounds
Ryohei Kishi, Yusuke Murata, Michika Saito, Keisuke Morita, Manabu Abe, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 118 No. 45 p. 10837-10848 2014年11月 研究論文(学術雑誌)
-
Open-Shell Character and Second Hyperpolarizabilities of One-Dimensional Chromium(II) Chains: Size Dependence and Bond-Length Alternation Effect
Hitoshi Fukui, Shota Takamuku, Taishi Yamada, Kotaro Fukuda, Taku Takebayashi, Yasuteru Shigeta, Ryohei Kishi, Benoit Champagne, Masayoshi Nakano
INORGANIC CHEMISTRY Vol. 53 No. 16 p. 8700-8707 2014年8月 研究論文(学術雑誌)
-
Open-shell characters and second hyperpolarizabilities for hexagonal graphene nanoflakes including boron nitride domains
Kyohei Yoneda, Hiroshi Matsui, Kotaro Fukuda, Shota Takamuku, Ryohei Kishi, Masayoshi Nakano
CHEMICAL PHYSICS LETTERS Vol. 595 p. 220-225 2014年3月 研究論文(学術雑誌)
-
Finite-Field Method with Unbiased Polarizable Continuum Model for Evaluation of the Second Hyperpolarizability of an Open-Shell Singlet Molecule in Solvents
Tomoya Inui, Yasuteru Shigeta, Katsuki Okuno, Takeshi Baba, Ryohei Kishi, Masayoshi Nakano
JOURNAL OF COMPUTATIONAL CHEMISTRY Vol. 34 No. 27 p. 2345-2352 2013年10月 研究論文(学術雑誌)
-
Theoretical Study on the Electronic Structure and Third-Order Nonlinear Optical Properties of Open-Shell Quinoidal Oligothiophenes
Ryohei Kishi, Misha Dennis, Kotaro Fukuda, Yusuke Murata, Keisuke Morita, Hideki Uenaka, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY C Vol. 117 No. 41 p. 21498-21508 2013年10月 研究論文(学術雑誌)
-
Photochromic switching of diradical character: Design of efficient nonlinear optical switches
Katsuki Okuno, Yasuteru Shigeta, Ryohei Kishi, Masayoshi Nakano
Journal of Physical Chemistry Letters Vol. 4 No. 15 p. 2418-2422 2013年8月1日 研究論文(学術雑誌)
-
Comparative study of diradical characters and third-order nonlinear optical properties of linear/cyclic acenes versus phenylenes
Shabbir Muhammad, Takuya Minami, Hitoshi Fukui, Kyohei Yoneda, Shu Minamide, Ryohei Kishi, Yasuteru Shigeta, Masayoshi Nakano
International Journal of Quantum Chemistry Vol. 113 No. 4 p. 592-598 2013年2月15日 研究論文(学術雑誌)
-
Quantal cumulant mechanics and dynamics for multidimensional quantum many-body clusters
Yasuteru Shigeta, Tomoya Inui, Takeshi Baba, Katsuki Okuno, Hiroyuki Kuwabara, Ryohei Kishi, Masayoshi Nakano
INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY Vol. 113 No. 3 p. 348-355 2013年2月 研究論文(学術雑誌)
-
Antidot effects on the open-shell characters and second hyperpolarizabilities of rectangular graphene nanoflakes
Kyohei Yoneda, Shu Minamide, Taishi Yamada, Soichi Ito, Takuya Minami, Ryohei Kishi, Yasuteru Shigeta, Masayoshi Nakano
INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY Vol. 113 No. 4 p. 605-611 2013年2月 研究論文(学術雑誌)
-
Diradicalology in third-order nonlinear optical systems: Second hyperpolarizabilities of acetylene-linked phenalenyl-based superpolyenes
Masayoshi Nakano, Ryohei Kishi, Hitoshi Fukui, Takuya Minami, Kyohei Yoneda, Shu Minamide, Yudai Inoue, Taishi Yamada, Soichi Ito, Shabbir Muhammad, Yasuteru Shigeta, Takashi Kubo, Benoit Champagne
INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY Vol. 113 No. 4 p. 585-591 2013年2月 研究論文(学術雑誌)
-
Non-empirical tuning of CAM-B3LYP functional in time-dependent density functional theory for excitation energies of diarylethene derivatives
Katsuki Okuno, Yasuteru Shigeta, Ryohei Kishi, Masayoshi Nakano
Chemical Physics Letters Vol. 585 p. 201-206 2013年 研究論文(学術雑誌)
出版者・発行元:Elsevier B.V.
-
Impact of Diradical Character on Two-Photon Absorption: Bis(acridine) Dimers Synthesized from an Allenic Precursor
Kenji Kamada, Shin-ichi Fuku-en, Shu Minamide, Koji Ohta, Ryohei Kishi, Masayoshi Nakano, Hiroyuki Matsuzaki, Hiroshi Okamoto, Hiroyuki Higashikawa, Katsuya Inoue, Satoshi Kojima, Yohsuke Yamamoto
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY Vol. 135 No. 1 p. 232-241 2013年1月 研究論文(学術雑誌)
-
Interplay between the Diradical Character and Third-Order Nonlinear Optical Properties in Fullerene Systems
Shabbir Muhammad, Kotaro Fukuda, Takuya Minami, Ryohei Kishi, Yasuteru Shigeta, Masayoshi Nakano
CHEMISTRY-A EUROPEAN JOURNAL Vol. 19 No. 5 p. 1677-1685 2013年1月 研究論文(学術雑誌)
-
Synthesis and Characterization of Quarteranthene: Elucidating the Characteristics of the Edge State of Graphene Nanoribbons at the Molecular Level
Akihito Konishi, Yasukazu Hirao, Kouzou Matsumoto, Hiroyuki Kurata, Ryohei Kishi, Yasuteru Shigeta, Masayoshi Nakano, Kazuya Tokunaga, Kenji Kamada, Takashi Kubo
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY Vol. 135 No. 4 p. 1430-1437 2013年1月 研究論文(学術雑誌)
-
Indeno[2,1-b]fluorene: A 20-π-electron hydrocarbon with very low-energy light absorption
Akihiro Shimizu, Akihiro Shimizu, Ryohei Kishi, Masayoshi Nakano, Daisuke Shiomi, Kazunobu Sato, Takeji Takui, Ichiro Hisaki, Mikiji Miyata, Yoshito Tobe
Angewandte Chemie - International Edition Vol. 52 No. 23 p. 6076-6079 2013年 研究論文(学術雑誌)
-
Challenging compounds for calculating hyperpolarizabilities: P-quinodimethane derivatives
Marc De Wergifosse, Frédéric Wautelet, Benoiît Champagne, Ryohei Kishi, Kotaro Fukuda, Hiroshi Matsui, Masayoshi Nakano
Journal of Physical Chemistry A Vol. 117 No. 22 p. 4709-4715 2013年 研究論文(学術雑誌)
-
A new type of organic-inorganic hybrid NLO-phore with large off-diagonal first hyperpolarizability tensors: a two-dimensional approach
Shabbir Muhammad, Hongliang Xu, Zhongmin Su, Kotaro Fukuda, Ryohei Kishi, Yasuteru Shigeta, Masayoshi Nakano
DALTON TRANSACTIONS Vol. 42 No. 42 p. 15053-15062 2013年 研究論文(学術雑誌)
-
Enhancement of the Third-Order Nonlinear Optical Properties in Open-Shell Singlet Transition-Metal Dinuclear Systems: Effects of the Group, of the Period, and of the Charge of the Metal Atom
Hitoshi Fukui, Yudai Inoue, Taishi Yamada, Soichi Ito, Yasuteru Shigeta, Ryohei Kishi, Benoit Champagne, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 116 No. 22 p. 5501-5509 2012年6月 研究論文(学術雑誌)
-
Tuned CAM-B3LYP functional in the time-dependent density functional theory scheme for excitation energies and properties of diarylethene derivatives
Katsuki Okuno, Yasuteru Shigeta, Ryohei Kishi, Hiroshi Miyasaka, Masayoshi Nakano
JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY Vol. 235 p. 29-34 2012年5月 研究論文(学術雑誌)
-
Development of Calculation and Analysis Methods for the Dynamic First Hyperpolarizability Based on the Ab Initio Molecular Orbital - Quantum Master Equation Method
Ryohei Kishi, Hiroaki Fujii, Shingo Kishimoto, Yusuke Murata, Soichi Ito, Katsuki Okuno, Yasuteru Shigeta, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 116 No. 17 p. 4371-4380 2012年5月 研究論文(学術雑誌)
-
Halide Ion Complexes of Decaborane (B10H14) and Their Derivatives: Noncovalent Charge Transfer Effect on Second-Order Nonlinear Optical Properties
Shabbir Muhammad, Takuya Minami, Hitoshi Fukui, Kyohei Yoneda, Ryohei Kishi, Yasuteru Shigeta, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 116 No. 5 p. 1417-1424 2012年2月 研究論文(学術雑誌)
-
Full configuration interaction calculations of the second hyperpolarizabilities of the H-4 model compound: Summation-over-states analysis and interplay with diradical characters
Masayoshi Nakano, Takuya Minami, Hitoshi Fukui, Ryohei Kishi, Yasuteru Shigeta, Benoit Champagne
JOURNAL OF CHEMICAL PHYSICS Vol. 136 No. 2 2012年1月 研究論文(学術雑誌)
-
Tuned long-range corrected density functional theory method for evaluating the second hyperpolarizabilities of open-shell singlet metal-metal bonded systems
Hitoshi Fukui, Yudai Inoue, Ryohei Kishi, Yasuteru Shigeta, Benoit Champagne, Masayoshi Nakano
CHEMICAL PHYSICS LETTERS Vol. 523 p. 60-64 2012年1月 研究論文(学術雑誌)
-
Theoretical Aspects on the Evaluation and Interpretation of the Third-Order Nonlinear Optical Properties of Diradical Compounds
Benoit Champagne, Edith Botek, Akihiro Shimizu, Takashi Kubo, Kenji Kamada, Koji Ohta, Ryohei Kishi, Hitoshi Fukui, Hideaki Takahashi, Masayoshi Nakano
INTERNATIONAL CONFERENCE OF COMPUTATIONAL METHODS IN SCIENCES AND ENGINEERING 2009 (ICCMSE 2009) Vol. 1504 p. 844-847 2012年 研究論文(国際会議プロシーディングス)
-
Broken-Symmetry MO-CI Quantum Master Equation Approach to Exciton Dynamics in Open-Shell Singlet Systems
Ryohei Kishi, Takuya Minami, Kyohei Yoneda, Masayoshi Nakano
INTERNATIONAL CONFERENCE OF COMPUTATIONAL METHODS IN SCIENCES AND ENGINEERING 2009 (ICCMSE 2009) Vol. 1504 p. 875-878 2012年 研究論文(国際会議プロシーディングス)
-
Electron Donor Solvent Effects on the (Hyper) Polarizabilities of a Solute Presenting Singlet Diradical Character
Hideaki Takahashi, Kazuki Kubota, Hitoshi Fukui, Sean Bonness, Kyohei Yoneda, Ryohei Kishi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek, Masayoshi Nakano
INTERNATIONAL CONFERENCE OF COMPUTATIONAL METHODS IN SCIENCES AND ENGINEERING 2009 (ICCMSE 2009) Vol. 1504 p. 899-902 2012年 研究論文(国際会議プロシーディングス)
-
One- and Two-Photon Absorptions in Open-Shell Singlet Systems
Masayoshi Nakano, Kyohei Yoneda, Ryohei Kishi, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek
INTERNATIONAL CONFERENCE OF COMPUTATIONAL METHODS IN SCIENCES AND ENGINEERING 2009 (ICCMSE 2009) Vol. 1504 p. 136-142 2012年 研究論文(国際会議プロシーディングス)
-
Long-Range-Corrected UDFT Study on Second Hyperpolarizabilities of Open-Shell Singlet Systems
Ryohei Kishi, Sean Bonness, Kyohei Yoneda, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek, Takao Tsuneda, Masayoshi Nakano
INTERNATIONAL CONFERENCE OF COMPUTATIONAL METHODS IN SCIENCES AND ENGINEERING 2009 (ICCMSE 2009) Vol. 1504 p. 651-654 2012年 研究論文(国際会議プロシーディングス)
-
Oscillatory and Rotatory Exciton Recurrence Motions in Double-Ring Molecular Aggregates Controlled by Two-Mode Circular-Polarized Laser Field
Takuya Minami, Kyohei Yoneda, Ryohei Kishi, Masayoshi Nakano
INTERNATIONAL CONFERENCE OF COMPUTATIONAL METHODS IN SCIENCES AND ENGINEERING 2009 (ICCMSE 2009) Vol. 1504 p. 691-694 2012年 研究論文(国際会議プロシーディングス)
-
Erratum to: (Hyper)polarizability density analysis for open-shell molecular systems based on natural orbitals and occupation numbers (Theor Chem Acc, DOI 10.1007/s00214-010-0871-y)
Masayoshi Nakano, Hitoshi Fukui, Takuya Minami, Kyohei Yoneda, Yasuteru Shigeta, Ryohei Kishi, Benoît Champagne, Edith Botek, Takashi Kubo, Koji Ohta, Kenji Kamada
Theoretical Chemistry Accounts Vol. 130 No. 4-6 p. 725-726 2011年12月 研究論文(学術雑誌)
-
(Hyper)polarizability density analysis for open-shell molecular systems based on natural orbitals and occupation numbers
Masayoshi Nakano, Hitoshi Fukui, Takuya Minami, Kyohei Yoneda, Yasuteru Shigeta, Ryohei Kishi, Benoit Champagne, Edith Botek, Takashi Kubo, Koji Ohta, Kenji Kamada
THEORETICAL CHEMISTRY ACCOUNTS Vol. 130 No. 4-6 p. 711-724 2011年12月 研究論文(学術雑誌)
-
Third-Order Nonlinear Optical Properties of Open-Shell Supermolecular Systems Composed of Acetylene Linked Phenalenyl Radicals
Masayoshi Nakano, Ryohei Kishi, Kyohei Yoneda, Yudai Inoue, Tomoya Inui, Yasuteru Shigeta, Takashi Kubo, Benoit Champagne
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 115 No. 31 p. 8767-8777 2011年8月 研究論文(学術雑誌)
-
The QM/MM-ER Studies for the Origin of the Antioxidative Properties of MCI-186 in Aqueous Solutions
Hideaki Takahashi, Yuichi Iwata, Ryohei Kishi, Masayoshi Nakano
INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY Vol. 111 No. 7-8 p. 1748-1762 2011年6月 研究論文(学術雑誌)
-
Giant Enhancement of the Second Hyperpolarizabilities of Open-Shell Singlet Polyaromatic Diphenalenyl Diradicaloids by an External Electric Field and Donor-Acceptor Substitution
Masayoshi Nakano, Takuya Minami, Kyohei Yoneda, Shabbir Muhammad, Ryohei Kishi, Yasuteru Shigeta, Takashi Kubo, Lea Rougier, Benoit Champagne, Kenji Kamada, Koji Ohta
JOURNAL OF PHYSICAL CHEMISTRY LETTERS Vol. 2 No. 9 p. 1094-1098 2011年5月 研究論文(学術雑誌)
-
Quantum Master Equation Method Based on the Broken-Symmetry Time-Dependent Density Functional Theory: Application to Dynamic Polarizability of Open-Shell Molecular Systems
Ryohei Kishi, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 115 No. 15 p. 3565-3575 2011年4月 研究論文(学術雑誌)
-
Approximate spin-projected spin-unrestricted density functional theory method: Application to the diradical character dependences of the (hyper) polarizabilities in p-quinodimethane models
Masayoshi Nakano, Takuya Minami, Hitoshi Fukui, Kyohei Yoneda, Yasuteru Shigeta, Ryohei Kishi, Benoit Champagne, Edith Botek
CHEMICAL PHYSICS LETTERS Vol. 501 No. 1-3 p. 140-145 2010年12月 研究論文(学術雑誌)
-
Theoretical investigation on the second hyperpolarizabilities of open-shell singlet systems by spin-unrestricted density functional theory with long-range correction: Range separating parameter dependence
Sean Bonness, Hitoshi Fukui, Kyohei Yoneda, Ryohei Kishi, Benoit Champagne, Edith Botek, Masayoshi Nakano
CHEMICAL PHYSICS LETTERS Vol. 493 No. 1-3 p. 195-199 2010年6月 研究論文(学術雑誌)
-
Exciton Recurrence Motion in Double-Ring Molecular Aggregates Induced by Two-Mode Circular-Polarized Laser Field
Takuya Minami, Kyohei Yoneda, Ryohei Kishi, Hideaki Takahashi, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY C Vol. 114 No. 13 p. 6067-6076 2010年4月 研究論文(学術雑誌)
-
Signature of multiradical character in second hyperpolarizabilities of rectangular graphene nanoflakes
Hiroshi Nagai, Masayoshi Nakano, Kyohei Yoneda, Ryohei Kishi, Hideaki Takahashi, Akihiro Shimizu, Takashi Kubo, Kenji Kamada, Koji Ohta, Edith Botek, Benoit Champagne
CHEMICAL PHYSICS LETTERS Vol. 489 No. 4-6 p. 212-218 2010年4月 研究論文(学術雑誌)
-
The Exchange-Energy Density Functional Based on the Modified Becke-Roussel Model
Hideaki Takahashi, Ryohei Kishi, Masayoshi Nakano
JOURNAL OF CHEMICAL THEORY AND COMPUTATION Vol. 6 No. 3 p. 647-661 2010年3月 研究論文(学術雑誌)
-
Singlet Diradical Character from Experiment
Kenji Kamada, Koji Ohta, Akihiro Shimizu, Takashi Kubo, Ryohei Kishi, Hideaki Takahashi, Edith Botek, Benoit Champagne, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY LETTERS Vol. 1 No. 6 p. 937-940 2010年3月 研究論文(学術雑誌)
-
Long-range corrected density functional theory study on static second hyperpolarizabilities of singlet diradical systems
Ryohei Kishi, Sean Bonness, Kyohei Yoneda, Hideaki Takahashi, Masayoshi Nakano, Edith Botek, Benoit Champagne, Takashi Kubo, Kenji Kamada, Koji Ohta, Takao Tsuneda
JOURNAL OF CHEMICAL PHYSICS Vol. 132 No. 9 2010年3月 研究論文(学術雑誌)
-
Control of third-order nonlinear optical properties of singlet diradical square planar metal complexes involving o-semiquinonato type ligands
H. Fukui, H. Nagai, R. Kishi, T. Minami, H. Takahashi, T. Kubo, M. Nakano
SYNTHETIC METALS Vol. 159 No. 21-22 p. 2416-2418 2009年11月 研究論文(学術雑誌)
-
Third-order nonlinear optical properties of open-shell singlet molecular aggregates composed of diphenalenyl diradicals
M. Nakano, H. Fukui, H. Nagai, T. Minami, R. Kishi, H. Takahashi
SYNTHETIC METALS Vol. 159 No. 21-22 p. 2413-2415 2009年11月 研究論文(学術雑誌)
-
Ab initio MO-CI based quantum master equation approach: Exciton dynamics of weakly and strongly coupled J-type aggregates
Ryohei Kishi, Masayoshi Nakano, Takuya Minami, Hitoshi Fukui, Hiroshi Nagai, Kyohei Yoneda, Hideaki Takahashi
SYNTHETIC METALS Vol. 159 No. 21-22 p. 2194-2197 2009年11月 研究論文(学術雑誌)
-
Hydration effects on the reaction with an open-shell transition state: QM/MM-ER study for the dehydration reaction of alcohol in hot water
Hideaki Takahashi, Fumihiro Miki, Hajime Ohno, Ryohei Kishi, Suguru Ohta, Shin-ichi Furukawa, Masayoshi Nakano
JOURNAL OF MATHEMATICAL CHEMISTRY Vol. 46 No. 3 p. 781-794 2009年10月 研究論文(学術雑誌)
-
Third-order nonlinear optical properties of trigonal, rhombic and bow-tie graphene nanoflakes with strong structural dependence of diradical character
Kyohei Yoneda, Masayoshi Nakano, Ryohei Kishi, Hideaki Takahashi, Akihiro Shimizu, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek
CHEMICAL PHYSICS LETTERS Vol. 480 No. 4-6 p. 278-283 2009年10月 研究論文(学術雑誌)
-
Theoretical Study on Exciton Dynamics in Dendritic Systems: Exciton Recurrence and Migration
Masayoshi Nakano, Ryohei Kishi, Takuya Minami, Kyohei Yoneda
MOLECULES Vol. 14 No. 9 p. 3700-3718 2009年9月 研究論文(学術雑誌)
-
Electron donor solvent effects on the (hyepr)polarizabilities of a singlet diradical molecule involving a boron atom (vol 477, pg 309, 2009)
Kazuki Kubota, Hideaki Takahashi, Hitoshi Fukui, Sean Bonness, Kyohei Yoneda, Ryohei Kishi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek, Masayoshi Nakano
CHEMICAL PHYSICS LETTERS Vol. 479 No. 1-3 p. 171-171 2009年9月
-
Remarkable two-photon absorption in open-shell singlet systems
Masayoshi Nakano, Kyohei Yoneda, Ryohei Kishi, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Edith Botek, Benoit Champagne
JOURNAL OF CHEMICAL PHYSICS Vol. 131 No. 11 2009年9月 研究論文(学術雑誌)
-
Electron donor solvent effects on the (hyper)polarizabilities of a singlet diradical molecule involving a boron atom
Kazuki Kubota, Hideaki Takahashi, Hitoshi Fukui, Sean Bonness, Kyohei Yoneda, Ryohei Kishi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek, Masayoshi Nakano
CHEMICAL PHYSICS LETTERS Vol. 477 No. 4-6 p. 309-314 2009年8月 研究論文(学術雑誌)
-
Theoretical study on third-order nonlinear optical properties in hexagonal graphene nanoflakes: Edge shape effect
Hiroshi Nagai, Masayoshi Nakano, Kyohei Yoneda, Hitoshi Fukui, Takuya Minami, Sean Bonness, Ryohei Kishi, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek
CHEMICAL PHYSICS LETTERS Vol. 477 No. 4-6 p. 355-359 2009年8月 研究論文(学術雑誌)
-
Theoretical Study on Exciton Recurrence Motion in Anthracene Dimer Using the Ab Initio MO-CI Based Quantum Master Equation Approach
Ryohei Kishi, Masayoshi Nakano, Takuya Minami, Hitoshi Fukui, Hiroshi Nagai, Kyohei Yoneda, Hideaki Takahashi
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 113 No. 18 p. 5455-5462 2009年5月 研究論文(学術雑誌)
-
Theoretical study on open-shell nonlinear optical molecular systems and a development of a novel computational scheme of exciton dynamics
Nakano, M., Kishi, R., Fukui, H., Minami, T., Nagai, H., Yoneda, K., Bonness, S., Takahashi, H.
International Journal of Nanoscience Vol. 8 No. 1-2 p. 123-129 2009年2月1日 研究論文(学術雑誌)
-
Quantum Master Equation Approach to Exciton Recurrence Motion in Ring-Shaped Aggregate Complexes Induced by Linear- and Circular-Polarized Laser Fields
Takuya Minami, Hitoshi Fukui, Hiroshi Nagai, Kyohei Yoneda, Ryohei Kishi, Hideaki Takahashi, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY C Vol. 113 No. 8 p. 3332-3338 2009年2月 研究論文(学術雑誌)
-
Third-Order Nonlinear Optical Properties of Open-Shell Systems: Diradical Character and Spin State Dependences
Masayoshi Nakano, Hitoshi Fukui, Hiroshi Nagai, Takuya Minami, Ryohei Kishi, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek
COMPUTATIONAL METHODS IN SCIENCE AND ENGINEERING, VOL 1 Vol. 1108 p. 43-+ 2009年 研究論文(国際会議プロシーディングス)
-
Quantum Master Equation Approach to Exciton Recurrence Motion in a Ring-Shaped Aggregate Complex Induced by Circular-Polarized Laser Field
Takuya Minami, Hitoshi Fukui, Hiroshi Nagai, Kyohei Yoneda, Ryohei Kishi, Hideaki Takahashi, Masayoshi Nakano
COMPUTATIONAL METHODS IN SCIENCE AND ENGINEERING, VOL 2 Vol. 1148 p. 330-333 2009年 研究論文(国際会議プロシーディングス)
-
A Novel Quantum Chemical Approach to the Computation of the Solvation Free Energy of a Biological Molecule with Structural Flexibility
Hideaki Takahashi, Yuichi Iwata, Ryohei Kishi, Masayoshi Nakano
COMPUTATIONAL METHODS IN SCIENCE AND ENGINEERING, VOL 2 Vol. 1148 p. 338-341 2009年 研究論文(国際会議プロシーディングス)
-
Theoretical study of third-order nonlinear optical properties in square nanographenes with open-shell singlet ground states
Masayoshi Nakano, Hiroshi Nagai, Hitoshi Fukui, Kyohei Yoneda, Ryohei Kishi, Hideaki Takahashi, Akihiro Shimizu, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek
CHEMICAL PHYSICS LETTERS Vol. 467 No. 1-3 p. 120-125 2008年12月 研究論文(学術雑誌)
-
Computation of the free energy change associated with one-electron reduction of coenzyme immersed in water: A novel approach within the framework of the quantum mechanical/molecular mechanical method combined with the theory of energy representation
Hideaki Takahashi, Hajime Ohno, Ryohei Kishi, Masayoshi Nakano, Nobuyuki Matubayasi
JOURNAL OF CHEMICAL PHYSICS Vol. 129 No. 20 2008年11月 研究論文(学術雑誌)
-
Exciton Dynamics of Molecular Aggregate Systems Composed of Triangular Lattice Units: Structural Dependence of Exciton Migration and Recurrence
Takuya Minami, Masayoshi Nakano, Hitoshi Fukui, Hiroshi Nagai, Ryohei Kishi, Hideaki Takahashi
JOURNAL OF PHYSICAL CHEMISTRY C Vol. 112 No. 42 p. 16675-16681 2008年10月 研究論文(学術雑誌)
-
Theoretical study on second hyperpolarizabilities of singlet diradical square planar nickel complexes involving o-semiquinonato type ligands
Hitoshi Fukui, Ryohei Kishi, Takuya Minami, Hiroshi Nagai, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek, Masayoshi Nakano
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 112 No. 36 p. 8423-8429 2008年9月 研究論文(学術雑誌)
-
A novel dynamic exciton expression based on the ab initio MO CI based quantum master equation approach
Masayoshi Nakano, Ryohei Kishi, Takuya Minami, Hitoshi Fukui, Hiroshi Nagai, Kyohei Yoneda, Hideaki Takahashi
CHEMICAL PHYSICS LETTERS Vol. 460 No. 1-3 p. 370-374 2008年7月 研究論文(学術雑誌)
-
Core molecule dependence of energy migration in phenylacetylene nanostar dendrimers: Ab initio molecular orbital-configuration interaction based quantum master equation study
Ryohei Kishi, Takuya Minami, Hitoshi Fukui, Hideaki Takahashi, Masayoshi Nakano
JOURNAL OF CHEMICAL PHYSICS Vol. 128 No. 24 2008年6月 研究論文(学術雑誌)
-
Computation of the reduction free energy of coenzyme in aqueous solution by the QM/MM-ER method
Hideaki Takahashi, Hajime Ohno, Ryohei Kishi, Masayoshi Nakano, Nobuyuki Matubayasi
CHEMICAL PHYSICS LETTERS Vol. 456 No. 4-6 p. 176-180 2008年5月 研究論文(学術雑誌)
-
Intermolecular interaction effects on the second hyperpolarizability of open-shell singlet diphenalenyl radical dimer
Masayoshi Nakano, Akihito Takebe, Ryohei Kishi, Hitoshi Fukui, Takuya Minami, Kazuki Kubota, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek
CHEMICAL PHYSICS LETTERS Vol. 454 No. 1-3 p. 97-104 2008年3月 研究論文(学術雑誌)
-
Cooperative effects in static polarizabilities and second hyperpolarizabilities of hydrogen-bonded 4-pyridones
Ryohei Kishi, Shin-ya Umezaki, Hitoshi Fukui, Takuya Minami, Kazuki Kubota, Hideaki Takahashi, Masayoshi Nakano
CHEMICAL PHYSICS LETTERS Vol. 454 No. 1-3 p. 91-96 2008年3月 研究論文(学術雑誌)
-
Investigation of the dominant hydration structures among the ionic species in aqueous solution: Novel quantum mechanics/molecular mechanics simulations combined with the theory of energy representation
Hideaki Takahashi, Hajime Ohno, Toshihiko Yamauchi, Ryohei Kishi, Shin-ichi Furukawa, Masayoshi Nakano, Nobuyuki Matubayasi
JOURNAL OF CHEMICAL PHYSICS Vol. 128 No. 6 2008年2月 研究論文(学術雑誌)
-
Theoretical study on the second hyperpolarizability of open-shell singlet one-dimensional systems with a charged defect
Akihito Takebe, Masayoshi Nakano, Ryohei Kishi, Masahito Nate, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek
CHEMICAL PHYSICS LETTERS Vol. 451 No. 1-3 p. 111-115 2008年1月 研究論文(学術雑誌)
-
Spin State Dependence of Second Hyperpolarizabilities of Zethrenes
Masayoshi Nakano, Ryohei Kishi, Akihito Takebe, Masahito Nate, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek
SELECTED PAPERS FROM ICNAAM 2007 AND ICCMSE 2007 Vol. 1046 p. 15-+ 2008年 研究論文(国際会議プロシーディングス)
-
Computation of the Reduction Free Energy of Coenzyme in Water: A Novel Approach within the Framework of the QM/MM-ER Method
Hideaki Takahashi, Hajime Ohno, Ryohei Kishi, Shin-ichi Furukawa, Masayoshi Nakano
SELECTED PAPERS FROM ICNAAM 2007 AND ICCMSE 2007 Vol. 1046 p. 56-59 2008年 研究論文(国際会議プロシーディングス)
-
Molecular orientation effects on two-photon absorption spectra of dimer systems
Suguru Ohta, Masayoshi Nakano, Masahito Nate, Ryohei Kishi, Hideaki Takahashi
CHEMICAL PHYSICS LETTERS Vol. 448 No. 1-3 p. 99-105 2007年11月 研究論文(学術雑誌)
-
Finite-field spin-flip configuration interaction calculation of the second hyperpolarizabilities of singlet diradical systems
Ryohei Kishi, Masayoshi Nakano, Suguru Ohta, Akihito Takebe, Masahito Nate, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek
JOURNAL OF CHEMICAL THEORY AND COMPUTATION Vol. 3 No. 5 p. 1699-1707 2007年9月 研究論文(学術雑誌)
-
Second hyperpolarizabilities of singlet polycyclic diphenalenyl radicals: Effects of the nature of the central heterocyclic ring and substitution to diphenalenyl rings
Masayoshi Nakano, Nozomi Nakagawa, Ryohei Kishi, Suguru Ohta, Masahito Nate, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek, Yasushi Morita, Kazuhiro Nakasuji, Kizashi Yamaguchi
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 111 No. 37 p. 9102-9110 2007年9月 研究論文(学術雑誌)
-
Relationship between third-order nonlinear optical properties and magnetic interactions in open-shell systems: A new paradigm for nonlinear optics
Masayoshi Nakano, Ryohei Kishi, Suguru Ohta, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Edith Botek, Benoit Champagne
PHYSICAL REVIEW LETTERS Vol. 99 No. 3 2007年7月 研究論文(学術雑誌)
-
First and second hyperpolarizabilities of donor-acceptor disubstituted diphenalenyl radical systems
Masayoshi Nakano, Suguru Ohta, Kazuya Tokushima, Ryohei Kishi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek, Hideaki Takahashi
CHEMICAL PHYSICS LETTERS Vol. 443 No. 1-3 p. 95-101 2007年7月 研究論文(学術雑誌)
-
Theoretical study on the second hyperpolarizabilities of phenalenyl radical systems involving acetylene and vinylene linkers: Diradical character and spin multiplicity dependences
Suguru Ohta, Masayoshi Nakano, Takashi Kubo, Kenji Kamada, Koji Ohta, Ryohei Kishi, Nozomi Nakagawa, Benoit Champagne, Edith Botek, Akihito Takebe, Shin-ya Umezaki, Masahito Nate, Hideaki Takahashi, Shin-ichi Furukawa, Yasushi Morita, Kazuhiro Nakasuji, Kizashi Yamaguchi
JOURNAL OF PHYSICAL CHEMISTRY A Vol. 111 No. 18 p. 3633-3641 2007年5月 研究論文(学術雑誌)
-
Novel quantum mechanical/molecular mechanical method combined with the theory of energy representation: Free energy calculation for the Beckmann rearrangement promoted by proton transfers in the supercritical water
Hideaki Takahashi, Kohsuke Tanabe, Masataka Aketa, Ryohei Kishi, Shin-ichi Furukawa, Masayoshi Nakano
JOURNAL OF CHEMICAL PHYSICS Vol. 126 No. 8 2007年2月 研究論文(学術雑誌)
-
Strong two-photon absorption of singlet diradical hydrocarbons
Kenji Kamada, Koji Ohta, Takashi Kubo, Akihiro Shimizu, Yasushi Morita, Kazuhiro Nakasuji, Ryohei Kishi, Suguru Ohta, Shin-ichi Furukawa, Hideaki Takahashi, Masayoshi Nakano
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION Vol. 46 No. 19 p. 3544-3546 2007年 研究論文(学術雑誌)
-
Second hyperpolarizabilities (γ) of 1,3-dipole systems: Diradical character dependence of γ
Masayoshi Nakano, Ryohei Kishi, Akihito Takebe, Masahito Nate, Hideaki Takahashi, Takashi Kubo, Kenji Kamada, Koji Ohta, Beno?t Champagne, Edith Botek
AIP Conference Proceedings Vol. 2 p. 102-+ 2007年 研究論文(国際会議プロシーディングス)
-
Exciton recurrence motion in aggregate systems in the presence of quantized optical fields
Masayoshi Nakano, Suguru Ohta, Ryohei Kishi, Masahito Nate, Hideaki Takahashi, Shin-Ichi Furukawa, Hiroya Nitta, Kizashi Yamaguchi
JOURNAL OF CHEMICAL PHYSICS Vol. 125 No. 23 2006年12月 研究論文(学術雑誌)
-
Second hyperpolarizabilities (γ) of open-shell singlet one-dimensional systems: Intersite interaction effects on the average diradical character and size dependences of γ
Masayoshi Nakano, Akihito Takebe, Ryohei Kishi, Suguru Ohta, Masahito Nate, Takashi Kubo, Kenji Kamada, Koji Ohta, Beno?t Champagne, Edith Botek, Hideaki Takahashi, Shin ichi Furukawa, Yasushi Morita, Kazuhiro Nakasuji
Chemical Physics Letters Vol. 432 No. 4-6 p. 473-479 2006年12月 研究論文(学術雑誌)
-
Second hyperpolarizabilities of polycyclic diphenalenyl radicals: Effects of para/ortho-quinoid structures and central ring modification
Masayoshi Nakano, Nozomi Nakagawa, Suguru Ohta, Ryohei Kishi, Takashi Kubo, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek, Hideaki Takahashi, Shin-ichi Furukawa, Yasushi Morita, Kazuhiro Nakasuji, Kizashi Yamaguchi
CHEMICAL PHYSICS LETTERS Vol. 429 No. 1-3 p. 174-179 2006年9月 研究論文(学術雑誌)
-
Origin of the enhancement of the second hyperpolarizability of singlet diradical systems with intermediate diradical character
Masayoshi Nakano, Ryohei Kishi, Suguru Ohta, Akihito Takebe, Hideaki Takahashi, Shin-ichi Furukawa, Takashi Kubo, Yasushi Morita, Kazuhiro Nakasuji, Kizashi Yamaguchi, Kenji Kamada, Koji Ohta, Benoit Champagne, Edith Botek
JOURNAL OF CHEMICAL PHYSICS Vol. 125 No. 7 2006年8月 研究論文(学術雑誌)
-
Monte Carlo wavefunction approach to the dissipative quantum-phase dynamics of two-component Bose-Einstein condensates
M Nakano, S Ohta, R Kishi, H Takahashi, S Furukawa
EUROPEAN PHYSICAL JOURNAL D Vol. 38 No. 3 p. 523-532 2006年6月 研究論文(学術雑誌)
-
Theoretical study on the second hyperpolarizabilities of tetrathiafulvalene (TTF) and tetrathiapentalene (TTP) using highly correlated ab initio MO and the density functional theory methods
S Yamada, M Nakano, R Kishi, S Ohta, H Takahashi, S Furukawa, T Nitta, K Yamaguchi
SYNTHETIC METALS Vol. 156 No. 5-6 p. 375-378 2006年3月 研究論文(学術雑誌)
-
Second hyperpolarizability of phenalenyl radical system involving acetylene π-conjugated bridge
Suguru Ohta, Masayoshi Nakano, Takashi Kubo, Kenji Kamada, Koji Ohta, Ryohei Kishi, Nozomi Nakagawa, Beno?t Champagne, Edith Botek, Shin Ya Umezaki, Akihito Takebe, Hideaki Takahashi, Shin Ichi Furukawa, Yasushi Morita, Kazuhiro Nakasuji, Kizashi Yamaguchi
Chemical Physics Letters Vol. 420 No. 4-6 p. 432-437 2006年3月 研究論文(学術雑誌)
-
Second hyperpolarizabilities (γ) of bisimidazole and bistriazole benzenes: Diradical character, charged state, and spin state dependences
Masayoshi Nakano, Ryohei Kishi, Nozomi Nakagawa, Suguru Ohta, Hideaki Takahashi, Shin Ichi Furukawa, Kenji Kamada, Koji Ohta, Beno?t Champagne, Edith Botek, Satoru Yamada, Kizashi Yamaguchi
Journal of Physical Chemistry A Vol. 110 No. 12 p. 4238-4243 2006年3月 研究論文(学術雑誌)
-
Monte Carlo wavefunction approach to the exciton dynamics of molecular aggregates with exciton-phonon coupling
S Ohta, M Nakano, R Kishi, H Takahashi, S Furukawa
CHEMICAL PHYSICS LETTERS Vol. 419 No. 1-3 p. 70-74 2006年2月 研究論文(学術雑誌)
-
A novel quantum chemical approach to the free energy calculation for the one-electron reduction of coenzyme in solution and biological system
Hideaki Takahashi, Hajime Ohno, Ryohei Kishi, Suguru Ohta, Shin-ichi Furukawa, Masayoshi Nakano
RECENT PROGRESS IN COMPUTATIONAL SCIENCES AND ENGINEERING, VOLS 7A AND 7B Vol. 7A-B p. 1533-1535 2006年 研究論文(国際会議プロシーディングス)
-
Intermolecular interaction effects on second hyperpolarizabilities of clusters including charged species
Nakano, M., Kishi, R., Nakagawa, N., Ohta, S., Takahashi, H., Furukawa, S.-I.
Journal of Computational Methods in Sciences and Engineering Vol. 6 No. 1-4 p. 211-222 2006年1月1日 研究論文(学術雑誌)
-
Second hyperpolarizabilities of polycyclic aromatic hydrocarbons involving phenalenyl radical units
M Nakano, T Kubo, K Kamada, K Ohta, R Kishi, S Ohta, N Nakagawa, H Takahashi, S Furukawa, Y Morita, K Nakasuji, K Yamaguchi
CHEMICAL PHYSICS LETTERS Vol. 418 No. 1-3 p. 142-147 2006年1月 研究論文(学術雑誌)
-
Theoretical study on nonlinear optical (NLO) properties of modified DNA bases
Yamada, S., Nakano, M., Kishib, R., Nitta, T., Yamaguchi, K.
Nonlinear Optics Quantum Optics Vol. 34 No. 1-4 SPEC. ISS. p. 115-119 2005年12月19日 研究論文(学術雑誌)
-
A novel control scheme of second hyperpolarizabilities for azulene derivatives
Nakagawa, N., Kishi, R., Nakano, M., Nitta, T., Kubo, T., Nakasuji, K., Kamada, K., Ohta, K., Yamaguchi, K.
Nonlinear Optics Quantum Optics Vol. 34 No. 1-4 SPEC. ISS. p. 37-40 2005年12月19日 研究論文(学術雑誌)
-
Spin state dependence of second hyperpolarizabilities of diradical molecules
Kishi, R., Nakano, M., Nakagawa, N., Nitta, T., Kamada, K., Ohta, K., Champagne, B., Botek, E., Yamaguchi, K.
Nonlinear Optics Quantum Optics Vol. 34 No. 1-4 SPEC. ISS. p. 33-36 2005年12月19日 研究論文(学術雑誌)
-
Theoretical study on second hyperpolarizabilities of diradical systems
Nakano, M., Kishi, R., Nakagawa, N., Nitta, T., Kubo, T., Nakasuji, K., Kamada, K., Ohta, K., Champagne, B., Botek, E., Yamaguchi, K.
Nonlinear Optics Quantum Optics Vol. 34 No. 1-4 SPEC. ISS. p. 29-32 2005年12月19日 研究論文(学術雑誌)
-
Quantum-phase dynamics of two-component Bose-Einstein condensates: Collapse-revival of macroscopic superposition states
M Nakano, R Kishi, S Ohta, H Takahashi, S Furukawa, K Yamaguchi
PHYSICA B-CONDENSED MATTER Vol. 370 No. 1-4 p. 110-120 2005年12月 研究論文(学術雑誌)
-
Theoretical study on two-photon absorption for symmetric molecular systems composed of charged groups linked with a π-conjugated bridge
R. Kishi, M. Nakano, S. Yamada, K. Kamada, K. Ohta, T. Nitta, K. Yamaguchi
Synthetic Metals Vol. 154 No. 1-3 p. 181-184 2005年9月 研究論文(学術雑誌)
-
A proposal of spin- and charge-modulated open-shell nonlinear optical systems
M Nakano, B Champagne, E Botek, R Kishi, T Nitta, K Yamaguchi
SYNTHETIC METALS Vol. 154 No. 1-3 p. 309-312 2005年9月 研究論文(学術雑誌)
-
Polarizability and second hyperpolarizability of open-shell π-conjugated compounds from spin projection method calculations
Beno?t Champagne, Edith Botek, Olivier Quinet, Masayoshi Nakano, Ryohei Kishi, Tomoshige Nitta, Kizashi Yamaguchi
Chemical Physics Letters Vol. 407 No. 4-6 p. 372-378 2005年5月 研究論文(学術雑誌)
-
Hyperpolarizability density analysis of the enhancement of second hyperpolarizability of π-conjugated oligomers by intermolecular interaction
Masayoshi Nakano, Ryohei Kishi, Tomoshige Nitta, Beno?t Champagne, Edith Botek, Kizashi Yamaguchi
International Journal of Quantum Chemistry Vol. 102 No. 5 p. 702-710 2005年4月 研究論文(学術雑誌)
-
Quantum master equation approach to the second hyperpolarizability of nanostar dendritic systems
M Nakano, R Kishi, N Nakagawa, T Nitta, K Yamaguchi
JOURNAL OF PHYSICAL CHEMISTRY B Vol. 109 No. 16 p. 7631-7636 2005年4月 研究論文(学術雑誌)
-
Exciton dynamics in nanostar dendritic systems using a quantum master equation approach: core monomer effects and possibility of energy transport control
M Nakano, R Kishi, M Takahata, T Nitta, K Yamaguchi
JOURNAL OF LUMINESCENCE Vol. 111 No. 4 p. 359-366 2005年3月 研究論文(学術雑誌)
-
Second hyperpolarizability (γ) of singlet diradical system: Dependence of γ on the diradical character
Masayoshi Nakano, Ryohei Kishi, Tomoshige Nitta, Takashi Kubo, Kazuhiro Nakasuji, Kenji Kamada, Koji Ohta, Beno?t Champagne, Edith Botek, Kizashi Yamaguchi
Journal of Physical Chemistry A Vol. 109 No. 5 p. 885-891 2005年2月 研究論文(学術雑誌)
-
Quantum chemical calculations of third-order nonlinear optical properties for organic open-shell systems: Nitronyl nitroxide radicals and several pi-conjugated systems having unique structures.
S. Yamada, M. Nakano, R. Kishi, S. Ohta, S. Furukawa, H. Takahashi, K. Yamaguchi
Advances in Computational Methods in Sciences and Engineering 2005, Vols 4 A & 4 B Vol. 4A-4B p. 1158-1161 2005年 研究論文(国際会議プロシーディングス)
-
Free energy calculation for the reaction that proceeds via singlet biradical transition state: Dehydration reaction of alcohol in hot water
Hideaki Takahashi, Hajime Ohno, Ryohei Kishi, Suguru Ohta, Shin-Ichi Furukawa, Masayoshi Nakano
Advances in Computational Methods in Sciences and Engineering 2005, Vols 4 A & 4 B Vol. 4A-4B p. 1167-1171 2005年 研究論文(国際会議プロシーディングス)
-
Theoretical study on open-shell nonlinear optical systems
M Nakano, R Kishi, N Nakagawa, T Nitta, T Kubo, K Nakasuji, K Kamada, K Ohta, B Champagne, E Botek, S Yamada, K Yamaguchi
Organic and Nanocomposite Optical Materials Vol. 846 p. 13-24 2005年 研究論文(国際会議プロシーディングス)
-
Ab initio study on nonlinear optical properties for small dendritic molecules
S Yamada, M Nakano, M Takahata, R Kishi, T Nitta, K Yamaguchi
JOURNAL OF NONLINEAR OPTICAL PHYSICS & MATERIALS Vol. 13 No. 3-4 p. 417-422 2004年12月 研究論文(学術雑誌)
-
Theoretical study on the second hyperpolarizability (γ) of a homogeneous molecule in the bond dissociation process: Enhancement of γ in the intermediate correlation regime
Masayoshi Nakano, Satoru Yamada, Ryohei Kishi, Masahiro Takahata, Tomoshige Nitta, Kizashi Yamaguchi
Journal of Nonlinear Optical Physics and Materials Vol. 13 No. 3-4 p. 411-416 2004年12月 研究論文(学術雑誌)
-
Second-order Monte Carlo wave-function approach to the relaxation effects on ringing revivals in a molecular system interacting with a strongly squeezed coherent field
M Nakano, R Kishi, T Nitta, K Yamaguchi
PHYSICAL REVIEW A Vol. 70 No. 3 2004年9月 研究論文(学術雑誌)
-
Structure-property relation in two-photon absorption for symmetric molecules involving diacetylene π-conjugated bridge
Ryohei Kishi, Masayoshi Nakano, Satoru Yamada, Kenji Kamada, Koji Ohta, Tomoshige Nitta, Kizashi Yamaguchi
Chemical Physics Letters Vol. 393 No. 4-6 p. 437-441 2004年8月 研究論文(学術雑誌)
-
Theoretical study on static second hyperpolarizabilities for several π-conjugated systems including nitrogen atoms: Effects of charged defects and extension of π-conjugation
Satoru Yamada, Masayoshi Nakano, Masahiro Takahata, Ryohei Kishi, Tomoshige Nitta, Kizashi Yamaguchi
Journal of Physical Chemistry A Vol. 108 No. 18 p. 4151-4155 2004年5月 研究論文(学術雑誌)
-
Exciton migration dynamics in a dendritic molecule: Quantum master equation approach using ab initio molecular orbital configuration interaction method
M Nakano, M Takahata, S Yamada, K Yamaguchi, R Kishi, T Nitta
JOURNAL OF CHEMICAL PHYSICS Vol. 120 No. 5 p. 2359-2367 2004年2月 研究論文(学術雑誌)
-
Monte Carlo wave-function approach to the quantum-phase dynamics of a dissipative molecular system interacting with a single-mode amplitude-squeezed field
M Nakano, R Kishi, T Nitta, K Yamaguchi
JOURNAL OF CHEMICAL PHYSICS Vol. 119 No. 23 p. 12106-12118 2003年12月 研究論文(学術雑誌)