Research theme for competitive and other funds (30)：
2024 - 2026 電場で誘起される液晶の自発流れの成長機構の解明
2022 - 2026 Growth mechanism of spontaneous flow of liquid crystals induced by electric field
2020 - 2023 液晶における負性粘度の発現機構解明
2015 - 2019 Rheological properties of turbulence transition in a liquid crystal under electric field.
2013 - 2018 Synergy of Fluctuation and Structure : Quest for Universal Laws in Non-Equilibrium Systems
2013 - 2018 非平衡定常状態におけるソフトマターのゆらぎとレオロジー
2014 - 2016 せん断流下における非ニュートン流体のマイクロレオロジー
2012 - 2016 光導電体を利用した液晶電気対流の流れ制御
2012 - 2015 光フィードバック下の液晶光バルブにおける確率共鳴と同期現象
2010 - 2012 定常せん断流下におけるネマチック液晶の配向ゆらぎ
2009 - 2011 Rheology and topological defects in dissipative structures in liquid crystals
2006 - 2010 Topological transition and electrorheological effect in immiscible polymer blends
2007 - 2008 Studies on structures and electric field effects in liquid crystalline soft matters
2002 - 2003 流動および電場下における非相溶混合流体の時空構造の解明とその制御
2001 - 2002 Study on the electrorheological effect of immiscible polymer blends and their applications
2001 - 2002 動的画像処理による液晶のソフトモード乱流の時空揺らぎの研究
2000 - 2001 Study on the Dynamics of an Antiferroelectric Liquid Crystal by Fluctuation-Induced Kerr Effect
1996 - 1996 複雑液体における異常緩和現象の非線型誘導スペクトロスコピーによる研究
1996 - 1996 非相溶混合流体を用いた新しい電気粘性流体の研究
1995 - 1996 Development of Transient Viscosity Measurement Method and Improvement of Polymer-Blended Electrorheological Fluids
1995 - 1995 複雑液体における異常緩和現象の非線型誘電スペクトロスコピーによる研究
1995 - 1995 液晶の微視的な配向状態と巨視的なレオロジー特性
1995 - 1995 超イオン導電体の非線型導電スペクトロスコピー
1995 - 1995 プロトングラス転移における非線形誘電率の発散と共鳴トンネル効果
1990 - 1991 Brillouin Scattering study of Structural Instability in Gels
1990 - 1990 光子相関法による反強誘電性液晶の相転移の研究
1985 - 1986 Dynamic Processes in Ferroelectric Liquid Crystals
Study of complex fluids by nonlinear dielectric spectroscopy
Electrorheological fluid by polymers
Physical properties of antiferroelectric liquid crystals
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Papers (262)：
Haruto Tsujisaki, Masaaki Hosokawa, Yuichi Takasaki, Yoshifumi Yamagata, Yui Kawabata, Daisuke Tatsumi, Shuichiro Seno, Keisuke Miyamoto, Takuya Isono, Takuya Yamamoto, et al. Detailed structural analyses and viscoelastic properties of nano-fibrillated bacterial celluloses. Carbohydrate Polymer Technologies and Applications. 2024. 8. 100565-100565
Kousuke Ijigawa, Hiroshi Orihara, Hirotaka Okabe, Kazuhiro Hara, Yoshiki Hidaka. Dynamical Nonlinearity in Relaxation of Spatiotemporal Chaos. Journal of the Physical Society of Japan. 2024. 93. 10
Yoshinori Takikawa, Taro Tamehiro, Makoto Iwata, Hiroshi Orihara. Soft Mode Behavior Near the Critical Endpoint of a Nematic Liquid Crystal with Positive Dielectric Anisotropy. Journal of the Physical Society of Japan. 2024. 93. 6
Andika Fajar, Hiroshi Orihara. Linear and Nonlinear Electro-optic Response of MHPOCBC. Journal of Mathematical and Fundamental Sciences. 2024. 55. 3. 222-238
Andika Fajar, Yoshinori Takikawa, Makoto Iwata, Hiroshi Orihara. Electric Field Effect on Chiral Smectic Phases of Antiferroelectric Liquid Crystal. Journal of the Physical Society of Japan. 2024. 93. 3
佐々木裕司, 村上尚史, 山根啓作, 折原宏. Diffraction Property of Optical Vortex Arrays Using Topological Defects in Nematic Liquid crystals. 日本物理学会講演概要集(CD-ROM). 2021. 76. 2
佐々木裕司, 吉川拓穂, 長川純也, 折原宏. Impedance spectroscopy on the threshold voltage of nematic liquid crystals showing a pattern formation. 日本物理学会講演概要集(CD-ROM). 2021. 76. 1
小林史明, 佐々木裕司, 藤井修治, 折原宏, 長屋智之. Spontaneous shear flow and self-oscillation generated by electric-field-induced turbulence in liquid crystals. 日本物理学会講演概要集(CD-ROM). 2020. 75. 1
Goto, Yoshitomo, Nagaya, Tomoyuki, Orihara, Hiroshi. Observation of Stochastic Resonance Induced by Dichotomous Noise in a Liquid Crystal Light Valve with Optical Feedback. APS March meeting, March 4-8, 2019, Boston, Massachusetts, USA. 2019
Non-Equilibrium Soft Matter Physics (Series in Soft Condensed Matter)
World Scientific 2012
液晶の物理
内田老鶴圃 2004
形の科学百科事典
朝倉書店 2004
ソフトマテリアルの新展開
シーエムシー出版 2004
Spatial Correlation Functions in Two-Dimensional XY System Consisting of Randomly Distribyted Topological Defects
Journal of the Physical Society of Japan 1992
Education (4)：
- 1985 Nagoya University
- 1985 Nagoya University Graduate School, Division of Engineering
- 1980 Shizuoka University Faculty of Science
- 1980 Shizuoka University Faculty of Science
Professional career (2)：
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Work history (5)：
2023/04 - 現在 Hokkaido University Research Institute for Electronic Science
2004/04 - 2023/03 Hokkaido University
1990/12 - 2004/03 Nagoya University
1989/04 - 1990/11 Nagoya University
1985/04 - 1989/03 Nagoya University
Committee career (4)：
2007/04 - 現在 高分子学会 北海道支部理事
2008/01 - 2009/12 日本レオロジー学会 代議員
2008/01 - 2009/12 日本液晶学会 理事
2001/01 - 2002/12 日本液晶学会 理事
Awards (6)：
2018/09 - 日本液晶学会 業績賞 液晶における非線形・非平衡現象の研究
2017/10 - 日本液晶学会 論文賞A部門(a分野). Large-scale self-organization of reconfigurable topological defect networks in nematic liquid crystals” Nature Communications, 7, 13238 (2016)
