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石井宏幸

Ishii, Hiroyuki

数理物質系 , 准教授
Faculty of Pure and Applied Sciences , associate professor

http://www.bk.tsukuba.ac.jp/~ishii/index.html

オープンアクセス版の論文は「つくばリポジトリ」で読むことができます。

1. The efficient method for searching stable structures in herringbone-phase organic semiconductors using density functional theory Shuya Hakata; Hiroyuki Ishii; Hirokazu Takaki; Toshihiro Okamoto (+1 著者) Nobuhiko Kobayashi
Applied Physics Express (2024) Semantic Scholar
2. Order-N calculations for thermoelectric power factor based on linear response theory Hiroyuki Ishii; Nobuhiko Kobayashi; Kenji Hirose
Journal of Physics: Condensed Matter (2024) Semantic Scholar
3. Powder x-ray diffraction analysis with machine learning for organic-semiconductor crystal-structure determination Naoyuki Niitsu; Masato Mitani; Hiroyuki Ishii; Nobuhiko Kobayashi (+3 著者) Jun Takeya
Applied Physics Letters (2024) Semantic Scholar
4. First-principles study of Fe₂VAl and Fe₂VAl/Si thin films and their magnetic properties Kazuaki Kobayashi; Hirokazu Takaki; Masato Shimono; Hiroyuki Ishii (+3 著者) Takao Mori
Japanese Journal of Applied Physics 61: SL1013 (2022) Semantic Scholar
5. Conduction band structure of high-mobility organic semiconductors and partially dressed polaron formation Haruki Sato; Syed A. Abd. Rahman; Yota Yamada; Hiroyuki IshiiHiroyuki Yoshida
Nature Materials 21: 910 (2022) Semantic Scholar
6. Nitrogen-Containing Perylene Diimides: Molecular Design, Robust Aggregated Structures, and Advances in n-Type Organic Semiconductors Shohei Kumagai; Hiroyuki Ishii; Go Watanabe; Craig P. Yu (+2 著者) Toshihiro Okamoto
Accounts of Chemical Research 55: 660 (2022) Semantic Scholar
7. Photoemission Tomography of a One-Dimensional Row Structure of a Flat-Lying Picene Multilayer on Ag(110) Masato Iwasawa; Shinnosuke Kobayashi; Masahiro Sasaki; Yuri Hasegawa (+3 著者) Yoichi Yamada
The Journal of Physical Chemistry Letters 13: 1512 (2022) Semantic Scholar
8. Gate induced modulation of electronic states in monolayer organic field-effect transistor Hiroyuki Ishii; Naotaka Kasuya; Nobuhiko Kobayashi; Kenji Hirose (+2 著者) Jun Takeya
Applied Physics Letters 119: 223301 (2021) Semantic Scholar
9. Approaching isotropic charge transport of n-type organic semiconductors with bulky substituents Craig P. Yu; Naoya Kojima; Shohei Kumagai; Tadanori Kurosawa (+3 著者) Toshihiro Okamoto
Communications Chemistry 4: (2021) Semantic Scholar
10. Extended π-Electron Delocalization in Quinoid-Based Conjugated Polymers Boosts Intrachain Charge Carrier Transport Tsubasa Mikie; Masahiro Hayakawa; Kenta Okamoto; Keitaro Iguchi (+6 著者) Itaru Osaka
Chemistry of Materials 33: 8183 (2021) Semantic Scholar
11. Chrysenodithiophene-Based Conjugated Polymer: An Elongated Fused π-Electronic Backbone with a Unique Orbital Structure Toward Efficient Intermolecular Carrier Transport Tadanori Kurosawa; Toshihiro Okamoto; Dinghai Cen; Daiji Ikeda (+1 著者) Jun Takeya
Macromolecules 54: 2113 (2021) Semantic Scholar
12. Role of Perfluorophenyl Group in the Side Chain of Small-Molecule n-Type Organic Semiconductors in Stress Stability of Single-Crystal Transistors Shohei Kumagai; Craig P. Yu; Shunsuke Nakano; Tatsuro Annaka (+4 著者) Toshihiro Okamoto
The Journal of Physical Chemistry Letters 12: 2095 (2021) Semantic Scholar
13. Prediction of Intrinsic Charge Mobility for Materials Developments of Organic Semiconductors Hiroyuki Ishii
Proceedings of the International Display Workshops 151 (2020) Semantic Scholar
14. Coherent Electron Transport in Air-Stable, Printed Single-Crystal Organic Semiconductor and Application to Megahertz Transistors Shohei Kumagai; Shun Watanabe; Hiroyuki Ishii; Nobuaki Isahaya (+5 著者) Jun Takeya
Advanced materials 32: 2003245 (2020) Semantic Scholar
15. Cooperative Aggregations of Nitrogen-Containing Perylene Diimides Driven by Rigid and Flexible Functional Groups Shohei Kumagai; Hiroyuki Ishii; Go Watanabe; Tatsuro Annaka (+6 著者) Toshihiro Okamoto
Chemistry of Materials 32: 9115 (2020) Semantic Scholar
16. Band-like transporting and thermally durable V-shaped organic semiconductors with a phenyl key block Chizuru Sawabe; Shohei Kumagai; Masato Mitani; Hiroyuki Ishii (+5 著者) Toshihiro Okamoto
Journal of Materials Chemistry C 8: 14172 (2020) Semantic Scholar
17. Alkyl-Substituted Selenium-Bridged V-Shaped Organic Semiconductors Exhibiting High Hole Mobility and Unusual Aggregation Behavior Toshihiro Okamoto; Masato Mitani; Craig P. Yu; Chikahiko Mitsui (+11 著者) Jun Takeya
Journal of the American Chemical Society 142: 14974 (2020) Semantic Scholar
18. Effect of Electronically Distinct Aromatic Substituents on the Molecular Assembly and Hole Transport of V-Shaped Organic Semiconductors Craig P. Yu; Masato Mitani; Hiroyuki Ishii; Masakazu Yamagishi (+3 著者) Toshihiro Okamoto
THE JOURNAL OF PHYSICAL CHEMISTRY C 124: 17503 (2020) Semantic Scholar
19. Robust, high-performance n-type organic semiconductors Toshihiro Okamoto; Shohei Kumagai; Eiji Fukuzaki; Hiroyuki Ishii (+8 著者) Jun Takeya
Science Advances 6: eaaz0632-1 (2020) Semantic Scholar
20. Bent-Shaped p-Type Small-Molecule Organic Semiconductors: A Molecular Design Strategy for Next-Generation Practical Applications Toshihiro Okamoto; Craig P. Yu; Chikahiko Mitsui; Masakazu Yamagishi (+1 著者) Jun Takeya
Journal of the American Chemical Society 142: 9083 (2020) Semantic Scholar

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1. Molecular Technology:Energy Innovation Hiroyuki Ishii
Wiley-VCH 2018年 (ISBN: 9783527341634)
2. 機能構造科学入門－3D活性サイトと物質デザインー小林伸彦; 石井宏幸; 広瀬賢二 (担当:共著, 範囲:第6章「電気伝導理論」pp.111--121)
丸善出版 2016年 (ISBN: 9784621300602)
3. Electronic processes in organic electronics : bridging nanostructure, electronic states and device properties Hiroyuki Ishii
Springer 2014年 (ISBN: 9784431552055)

21. 領域７・３合同シンポジウム「有機半導体におけるスピン自由度と電荷ダイナミクス」 “時間依存波束拡散法を用いた有機半導体のキャリア輸送計算” 石井宏幸
日本物理学会 2013年秋季大会招待有り
22. “Wave Packet Dynamical Calculations for Charge Transport of Disordered Organic Semiconductors”
KJF International Conference on Organic Materials for Electronics and Photonics (KJF-ICOMEP 2014) 招待有り
23. “Large-scale charge transport simulation of disordered organic semiconductors: Role of molecular vibrations, static disorder and polaron formations”
European Materials Research Society (E-MRS), Spring meeting, 2014 招待有り
24. イブニングセッション「社会の持続的発展のための分子技術」 “高性能有機材料創出のための分子描像に立脚した大規模量子伝導計算理論の確立とその応用” 石井宏幸
日本化学会第94春季年会招待有り
25. “高移動度有機半導体開発のための大規模伝導計算～揺らぐ分子・結晶構造中の電子の流れ～” 石井宏幸
5th CSJ化学フェスタ 2015 招待有り
26. French-Japanese symposium on Molecular Technology "Electron transport simulations for various molecular materials"
Eurosites George V 招待有り
27. "高移動度有機半導体開発のための大規模伝導計算～揺らぐ分子・結晶構造中の電子の流れ～” 石井宏幸
2016年第11回有機デバイス院生研究会招待有り
28. [Emerging TFT] "Prediction of Intrinsic Charge Mobility for Materials Developments of Organic Semiconductors"(AMD2-1)
International Display Workshops 2020 (IDW'20) 招待有り
29. [Short Course A; Recent advances in organic electronics] "Charge transport simulations based on density functional theory"
International conference on Solid State Devices and Materials 2020 (SSDM2020) 招待有り
30. “有機半導体開発のための移動度予測シミュレーション” 石井宏幸
有機エレクトロニクス研究会（オンライン）招待有り
31. "Charge transport calculations using wave-packet dynamics based on density functional theory for organic semiconductors"
EMN Meeting on Organic Electronics and Photonics 招待有り
32. シンポジウム「深化する有機半導体結晶：量子解放の分子化学にむけて」”第一原理に基づく有機半導体の電子伝導シミュレーション～電子の遍歴性と局在性が紡ぐ伝導物性～” 石井宏幸
2018年第79回応用物理学会秋季学術講演会招待有り
33. 領域７シンポジウム「有機半導体の構造・キャリア輸送制御の最前線」”キャリア輸送理論による有機半導体の設計” 石井宏幸
日本物理学会 2018年秋季大会招待有り
34. "有機半導体の電気伝導物性における動的乱れと静的乱れの影響" 石井宏幸
第5回分子機能研究会招待有り