分野 2　地震の変形と破壊に関する研究

• Soil movements associated with tunneling and their effects on an adjacent pile foundation
  A.Yashima, T.Shibata, H.Sekiguchi and M.Kohno
  Bull. Disas. Prev. Res. Inst.
  Kyoto Univ., Vol.35, Part 4, No.316, pp. 115-135, 1985
  
  
• 被りの浅い砂質地山トンネル掘削に伴う地表面沈下
  足立紀尚, 田村　武, 八嶋　厚, 上野　洋
  土木学会論文集, No.370/�V-5, pp. 85-94, 1986
  
  
• General theory of shear bands formation by a non-coaxial Cam-clay model
  C.Yatomi, A.Yashima, A.Iizuka and I.Sano
  Soils and Foundations, Vol.29, No.3, pp. 41-53, 1989
  
  
• Shear bands formation numerically simulated by a non-coaxial Cam-clay model
  C.Yatomi, A.Yashima, A.Iizuka and I.Sano
  Soils and Foundations, Vol.29, No.4, pp. 1-13, 1989
  
  
• ひずみ軟化型構成式を用いた有限要素解析
  岡　二三生, 八嶋　厚
  第３４回土質工学シンポジウム論文集
  土質工学会, pp. 219-224, 1989
  
  
• せん断帯(すべり線)の生成機構と応力誘導異方性
  飯塚 敦, 矢富盟祥, 八嶋 厚, 佐野郁雄, 太田秀樹
  第３４回土質工学シンポジウム論文集
  土質工学会, pp. 225-232, 1989
  
  
• 平面ひずみ試験におけるせん断帯生成シミュレ−ション
  八嶋　厚, 矢富盟祥, 飯塚　敦, 佐野郁雄, 太田秀樹
  第３４回土質工学シンポジウム論文集
  土質工学会, pp. 233-240, 1989
  
  
• A FEM analysis of strain localization using a non-local strain-softening plasticity
  T.Adachi, F.Xhang, F.Oka and A.Yashima
  Proc. 3rd Int. Conf. Constitutive Laws for Engineering Materials
  C.S.Desai et al., ASME Press, pp. 655-658, 1991
  
  
• Finite element analyses with strain-softening constitutive model
  T.Adachi, F.Zhang, F.Oka and A.Yashima
  Proc. 7th Int. Conf. Comput. Meth. Adv. Geomech
  G.Beer et al., Cairns, Australia, Vol.1, Balkema, pp. 535-540, 1991
  
  
• A finite element analysis of strain localization for soft rock using a constitutive equation with strain softening
  T.Adachi, F.Oka and A.Yashima
  Archive of Applied Mechanics, Vol.61, pp. 183-191, 1991
  
  
• Numerical case studies of ground freezing for the construction of drain pump chambers
  T.Kunieda, T.Sato, S.Ido, T.Hashimoto, J.Nagaya, F.Oka and A.Yashima
  Proc. 6th Int. Sympo. Ground Freezing
  Y.Xiang and W.Changsheng, Beijing, pp. 237-243, 1991
  
  
• Performance of ground freezing for excavation work
  T.Hashimoto, J.Nagaya, F.Oka and A.Yashima
  Proc. 9th Asian Resional Conf. SMFE
  Technical Sessions and Publications Subcommittee of the Organizing Committee for 9th Asian Resional Conf.
  SMFE, Bangkok, Vol.1, Balkema, pp. 323-326, 1991
  
  
• Behavior and simulation of sandy ground tunnels
  T.Adachi, A.Yashima and K.Kojima
  Proc. Sympo. Underground Excav. in Soils and Rocks, including Earth Press. Theo, Buried Struc. And Tunnels
  A.S.Balasbramaniam et al., Bangkok, Balkema, pp. 291-329, 1991
  
  
• Gradient dependent viscoplastic model for clay and numerical experiments by FEM
  F.Oka, A.Yashima, T.Adachi and E.C.Aifantis
  Proc. 6th Int. Conf. Mechanical Behaviour of Materials
  M.Jono and T.Inoue, Kyoto, Pergamon Press, pp. 203-208, 1991
  
  
• A finite element analysis of clay foundation based on finite elasto-viscoplasticity
  F.Oka, A.Yashima and I.Kohara
  Proc. 4th Int. Sympo. Num. Models in Geomech.
  G.N.Pande and S.Pietruszczak, Swansea, U.K., Vol.2, Balkema, pp. 915-922, 1992
  
  
• The effect of stress induced anisotropy on shear band formation
  A.Iizuka, C.Yatomi, A.Yashima, I.Sano and H.Ohta
  Archive of Applied Mechanics, Vol.62, pp. 104-114, 1992
  
  
• Instability of gradient dependent viscoplastic model for clay saturated with water and FEM analysis
  F.Oka, A.Yashima, T.Adachi and E.C.Aifantis
  Material Instabilities, Appl. Mech. Rev, Vol.45, No.3, ASME, pp. S140-S148, 1992
  
  
• 粘土の塑性不安定性とひずみの局所化
  岡　二三生, 八嶋　厚, 小原　到, 小野健司
  粒状体の力学シンポジウム論文集
  土質工学会, pp. 69-72, 1993
  
  
• Viscoplastic instability of clay and strain localization
  F.Oka and A.Yashima
  Proc. IMMM'93
  M.Tokuda et al, Tsu, Mie, Academic Press, pp. 103-110, 1993
  
  
• Instability of an elasto-viscoplastic constitutive model for clay and strain localization
  F.Oka, T.Adachi and A.Yashima
  Mechanics and Materials, Vol.18, pp. 119-129, 1994
  
  
• An elasto-viscoplastic strain localization analysis for clay
  F.Oka, A.Yashima and I.Kohara
  Proc. 8th Int. Conf. Comput. Meth. Adv. Geomech
  H.J.Siriwardane and M.M.Zaman, Morgantown, West Verginia, Vol.2, Balkema, pp. 1693-1698, 1994
  
  
• 飽和粘土の塑性不安定と変形の局所化
  岡　二三生, 八嶋　厚, 足立紀尚, 小野健司
  地盤の破壊とひずみの局所化に関するシンポジウム論文集
  土質工学会, pp. 119-126, 1994
  
  
• 正規圧密粘土のせん断帯まわりの間隙水圧について
  岡　二三生, 八嶋　厚, 小野　健司, 沢田和秀
  地盤の破壊とひずみの局所化に関するシンポジウム論文集
  土質工学会, pp. 205-210, 1994
  
  
• Analysis of earth tunnel by strain softening constitutive model
  T.Adachi, F.Oka, A.Yashima and F.Zhang
  Proc. 13th Int. Conf. SMFE, New Delhi, Oxford & IBH Pub. Co., pp. 879-882, 1994
  
  
• Instability of a viscoplastic model for clay and numerical study of strain localisation
  F.Oka, A.Yashima, I.Kohara and T.Adachi
  Proc. 3rd Int. Workshop on Localisation and Bifurcation Theory for Soils and Rocks
  R.Chambon et al., Grenoble, Balkema, pp. 237-247, 1994
  
  
• A strain localization analysis of frozen sand by elasto-viscoplastic softening model
  T.Adachi, F.Oka, A.Yashima and L.L.Chu
  Proc. 3rd Int. Workshop on Localisation and Bifurcation Theory for Soils and Rocks
  R.Chambon et al., Grenoble, Balkema, pp. 249-256, 1994
  
  
• Wave propagation in the ground described by strain-gradient dependent constitutive model
  F.Oka, H.-B.Muhlhaus, A.Yashima and M.Sugito
  第9回日本地震工学シンポジウム論文集, Vol.1, pp. 301-306, 1994
  
  
• Strain localization analysis by elasto-viscoplastic softening model for frozen sand
  F.Oka, T.Adachi, A.Yashima and L.L.Chu
  Int. J. Numerical and Analytical Methods in Geomechanics, Vol.18, pp. 813-832, 1994
  
  
• A strain localization analysis of water-saturated cohesive soil
  F.Oka and A.Yashima
  Proc. Int. Conf. Comp. Meth. in Structural and Geotechnical Engineering
  Hong Kong, pp. 1568-1573, 1994
  
  
• A strain localization analysis using a viscoplastic softening model for clay
  F.Oka, T.Adachi and A.Yashima
  Int. J. Plasticity, vol.11, No.5, pp. 523-545, 1995
  
  
• Dynamic and quasi-static characteristics of gradient-dependent viscoplastic model
  F.Oka, A.Yashima, A.Koyama and M.Kohara
  Proc. Asia-Pacific Sympo. Advances in Engineering Plasticity and its Applications
  T.Abe and T.Tsuta, Hiroshima, Pergamon Press, pp. 561-565, 1996
  
  
• An elasto-thermo-viscoplastic model for natural clay and its application
  F.Oka, A.Yashima and S.Leroueil
  Proc. 6th Int. Sympo. Num. Models in Geomech.
  S.Pietruszczak and G.N.Pande, Montreal, Balkema, pp. 105-110, 1997
  
  
• Effects of viscoplastic strain gradient on strain localization analysis
  F.Oka, A.Yashima, K.Sawada and T.Adachi
  Deformation and Progressive Failure in Geomechanics
  A.Asaoka et al., Nagoya, Pergamon Press, pp. 27-32, 1997
  
  
• Nonlocal continuum in geomechanics
  F.Oka, A.Yashima and K.Sawada
  Deformation and Progressive Failure in Geomechanics
  A. Asaoka et al., Nagoya, Pergamon Press, pp. 851-870, 1997
  
  
• Modelling temperature and strain rate dependent behavior of clays: One dimensional consolidation
  A. Yashima, S.Leroueil, F.Oka and I.Guntoro
  Proc. Soils and Foundations, pp. 63-73, 1998
  
  
• Static and dynamic characteristics of strain gradient dependent elastic and elasto-viscoplastic models
  F.Oka, A.Yashima and K.Sawada
  Proc. 4th Int. Workshop on Localization and Bifurcation Theory for Soils and Rocks
  T.Adachi et al., Gifu, Balkema, pp. 71-79, 1998
  
  
• Quasi-static and dynamic characteristics of strain gradient dependent non-local constitutive models
  F.Oka, H.B.Muhlhaaus, A.Yashima and K.Sawada
  Material Instabilities in Solids, R. de Borst et al., pp. 387-404, 1998