Kyoya Takashi

キョウヤタカシ | Kyoya Takashi

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://mm.civil.tohoku.ac.jp

Research field (1)： Geotechnical engineering

Research theme for competitive and other funds (30)：

1992 - 現在 Underground space utilization
1985 - 現在 Deformation and Failure phenomena of Discontinuous Rock Mass
2022 - 2027 Development and application of a slope failure and sediment flow simulator based on mixture and critical state theories
2021 - 2024 Slope stability analysis during heavy rain that directly solve different spatial scales of a single slope and a wide area
2020 - 2023 熱注入による免震ゴム支承の潜在的自己治癒能力の解放

2019 - 2022 Development and validation of a damage prediction method for reliquefaction taking into consideration the variation in induced anisotropy during liquefaction

2016 - 2020 Development of multiscale multi-physics rock mechanics for swelling rock mass

2016 - 2019 Topology optimization of metallic polycrystalline microstructure to improve strength and deformability

2016 - 2019 Method of multistage failure simulation for disaster risk evaluation

2014 - 2017 Construct of a theoretical model of multiscale analysis for swelling behavior of earth-ground including smectite

2014 - 2017 Material design applying numerical material testing and decoupling multiscale topology optimization

2012 - 2016 Multi-scale non-destructive simulation using an inverse homogenization method

2011 - 2013 Optimal control of plastic material deformation

2011 - 2013 Multiscale topology optimization for maximizing energy absorption capacity of composites

2010 - 2012 RE-CONSIDERATION OF INHOMOGENITIES FOR STRENGTH DEVELOPMENT MECHANISM OF CONCRETE

2010 - 2012 Development of paleo-piezometer in elastic polymineralic rock using calcite twin

2005 - 2007 IMPROVEMENT OF EVALUATION METHOD FOR ROCK MASS STRENGTH BY NONLINEAR MULTI-SCALE ANALYSIS

2005 - 2006 MULTI-SCALE MULTI-PHYSICS ANALYSIS OF DETERIORATION PROCESS IN REINFORCED CONCRETE

2002 - 2003 Numerical analysis Model for Discontinuous Rock Mass with Consideration of Frictional Contact Behavior of Cracks

2001 - 2003 Applicability of chemical grouting for the improvement of liquefaction susceptibility of saturated sandy deposits

2000 - 2001 Evaluation of Strength of Rock Mass from Property of Intact Rock and Digital Image of Crack Distribution on Outcrops

1994 - 1995 DEVELOPMENT OF A GIS-BASED SYSTEM FOR ANALYZING UNDERGROUND UTILIZATION

1994 - 1994 地下利用が創出する空間的価値と技術的課題に関する研究

1993 - 1993 近未来における地下空間利用のための技術的課題と法制のあり方に関する研究

1991 - 1991 数式処理言語を用いた地盤工学問題の解析

1990 - 1991 Investigation of Failure of Tunnels and Mechanism of Support Systems in Squeezing Rock

1987 - 1988 不連続性岩盤中における変形・浸透連成挙動の研究

1986 - 1988 トンネルの設計・施行におけるエキスパートシステムの開発

1986 - 1986 地盤構造物の安定性評価に対する変形局所化理論の適用について

1985 - 1986 Studies on evaluation of stabilities of discontinuous rock mass structures

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Papers (138)：

Keitaro Hoshi, Shotaro Yamada, Takashi Kyoya. Finite Element Analysis of Expansive Bedrock Considering Electro-chemo-mechanical Coupling Phenomena in Crystal Layers of Clay Minerals and Internal Structural Degradation. Rock Mechanics and Rock Engineering. 2022. 55. 12. 7387-7407
Keitaro Hoshi, Shotaro Yamada, Takashi Kyoya. Finite Element Analysis of Expansive Bedrock Considering Electro-chemo-mechanical Coupling Phenomena in Crystal Layers of Clay Minerals and Internal Structural Degradation. ROCK MECHANICS AND ROCK ENGINEERING. 2022. 55. 12. 7387-7407
Saneiki FUJITA, Nilo Lemuel DOLOJAN, Shuji MORIGUCHI, Kenjiro TERADA, Takashi KYOYA. Three-dimensional limit equilibrium slope stability analysis on real slope failures caused by heavy rain and earthquake. Japanese Geotechnical Journal. 2022. 17. 2. 159-169
KANAZAWA Shuta, YAMADA Shotaro, KYOYA Takashi. NUMERICAL ANALYSIS OF SINGULAR GROUND DEFORMATION FOCUSING ON RATE DEPENDENT PROPERTY AND VELOCITY OF FORCED DISPLACEMENT. Journal of Japan Society of Civil Engineers, Ser. C (Geosphere Engineering). 2022. 78. 4. 341-354
KUBOTA Tomoya, YAMADA Shotaro, KYOYA Takashi. SOIL-WATER COUPLED ANALYSIS METHOD WITH CAM-CLAY MODEL BASED ON MULTIPLICATIVE DECOMPOSITION OF DEFORMATION GRADIENT. Journal of Japan Society of Civil Engineers, Ser. C (Geosphere Engineering). 2022. 78. 3. 251-260

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MISC (53)：

星啓太郎, 山田正太郎, 阿部悠太, 京谷孝史. 結晶層間の膨潤変形と内部構造劣化を考慮した膨潤性岩盤の弾塑性モデルの有限変形化-Extension of elastoplastic model of Expansive bedrock to Finite deformation considering swelling deformation between crystal layers and internal structural degradation. 計算工学講演会論文集 = Proceedings of the Conference on Computational Engineering and Science / 日本計算工学会編. 2023. 28. 423-425
工藤大介, 山田正太郎, 京谷孝史. ゴムのMullins効果を再現する隠れ損傷モデルの提案-Proposal for Hidden Damage Model to Reproduce the Mullins Effect of Rubber. 計算工学講演会論文集 = Proceedings of the Conference on Computational Engineering and Science / 日本計算工学会編. 2023. 28. 1430-1432
石黒俊輔, 山田正太郎, 京谷孝史. フェーズフィールド法を用いた不飽和浸透流解析-Unsaturated seepage flow analysis using phase field method. 計算工学講演会論文集 = Proceedings of the Conference on Computational Engineering and Science / 日本計算工学会編. 2023. 28. 362-364
星啓太郎, 山田正太郎, 京谷孝史. 結晶層間の電気-化学-力学作用と内部構造劣化を考慮した膨潤性岩盤のトンネル掘削・膨潤解析-Tunnel excavation and swelling analyses of expansive bedrock considering electro-chemo-mechanical coupling phenomena in crystal layers of clay minerals and degradation of the internal structure. 計算工学講演会論文集 = Proceedings of the Conference on Computational Engineering and Science / 日本計算工学会編. 2022. 27. 898-900
阿部悠太, 山田正太郎, 京谷孝史. Eshelby-zeta応力を用いた有限変形等方性Cam-clay modelの構築-Construction of isotropic Cam-clay model based on finite deformation theory using Eshelby-zeta stress. 計算工学講演会論文集 = Proceedings of the Conference on Computational Engineering and Science / 日本計算工学会編. 2022. 27. 879-882

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Books (9)：

よくわかる連続体力学ノート
森北出版株式会社 2008
土地バブル経済の法学的諸問題 - 土地問題双書34
2003
岩盤構造物の情報化設計施工 - 地盤工学・実務シリーズ第16巻
2003
地盤工学ハンドブック
1999
都市の地下空間
1998

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Education (2)：

- 1986 Nagoya University Graduate School, Division of Engineering 地盤工学
- 1981 Nagoya University Faculty of Engineering 土木工学科

Professional career (1)：

Doctor of Engineering (Nagoya University)

Work history (5)：

2007/01 - 現在東北大学大学院教授 (工学研究科土木工学専攻)
1997/04 - 2006/12 東北大学大学院助教授 (工学研究科土木工学専攻)
1995/04 - 1997/03 東北大学助教授 (工学部土木工学科)
1992/04 - 1995/03 名古屋大学助教授 (工学研究科地圏環境工学専攻)
1986/04 - 1992/03 名古屋大学助手 (工学部付属土圧研究施設)

Committee career (38)：

2005/06 - 現在土木学会地下空間研究委員会委員
2005/06 - 現在土木学会地下空間研究委員会論文報告集編集小委員会委員長
2005/06 - 現在土木学会地下空間研究委員会委員
2005/06 - 現在土木学会地下空間研究委員会論文報告集編集小委員会委員長
2005/05 - 現在土木学会東北支部幹事

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Awards (1)：

1994/05/27 - Int. Assoc. Computer Methods and Advances in Geomechanics Prize for exellent paper Int. J. Numer. Anal. Meth. Geomech., Vol.12,1988に発表した論文 "Deformation and Fracturing Behaviour of Discontinuous Rock Mass andDamage Mechanics Theory" に対して授与されたもの。

Association Membership(s) (2)：

地盤工学会 , 土木学会

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