Contact

Mailing 2641 Yamazaki, Noda, Chiba 278-8510, Japan
Telephone +81 4 7124 1501 (switchboard)
Fax +81 4 7123 9814
Email y u a r . u . c j y s @ s t s a . p
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Yusa, Yasunori received B.Eng. in March 2010, M.Eng. in March 2012 and Ph.D. in March 2015 from The University of Tokyo at the Department of Systems Innovation, Faculty/Graduate School of Engineering. Since April 2015, he has worked as an assistant professor at the Department of Mechanical Engineering, Faculty of Science and Technology, Tokyo University of Science. He is currently a member of JSME, JSCES, JSST and JACM.

Publications

Peer-reviewed Journal Articles

  1. Hiroshi Okada, Satoshi Kadowaki, Mitsumasa Suzuki, Yasunori Yusa. J-integral computation for elastic-plastic materials with spatially varying mechanical properties. Engineering Fracture Mechanics, vol. 207, pp. 181–202, 2019.
  2. Yasunori Yusa, Hiroshi Okada, Tomonori Yamada, Shinobu Yoshimura. Scalable parallel elastic–plastic finite element analysis using a quasi-Newton method with a balancing domain decomposition preconditioner. Computational Mechanics, vol. 62, no. 6, pp. 1563–1581, 2018.
  3. 荒井皓一郎, 岡田裕, 遊佐泰紀. 有限変形弾塑性問題に適用可能な J 積分範囲 ΔJ の三次元領域積分表示の提案. 日本機械学会論文集, vol. 84, no. 867, paper no. 18-00309, 2018.
  4. Yasunori Yusa, Joe Okamoto, Daiji Toyama, Hiroshi Okada. Analysis of a many-hole problem using coupling-matrix-free iterative s-version FEM with multiple local meshes. Mechanical Engineering Journal, vol. 5, no. 5, paper no. 18-00264, 2018.
  5. 河合浩志, 遊佐泰紀, 岡田裕, 塩谷隆二, 山田知典, 吉村忍. ハイパフォーマンス・デザインパターンに基づく連続体力学分野向けテンソルライブラリの実装効率向上. 日本計算工学会論文集, vol. 2018, paper no. 20180012, 2018.
  6. Yasunori Yusa, Hiroshi Okada, Yosuke Yumoto. Three-dimensional elastic analysis of a structure with holes using accelerated coupling-matrix-free iterative s-version FEM. International Journal of Computational Methods, vol. 15, no. 5, paper no. 1850036, 2018.
  7. 荒井皓一郎, 岡田裕, 遊佐泰紀. 任意の荷重経路と有限変形を許容する新しい三次元 J 積分法の提案. 日本機械学会論文集, vol. 84, no. 863, paper no. 18-00115, 2018.
  8. Takayuki Uomoto, Kohmei Satoh, Hiroshi Okada, Yasunori Yusa. Mesh-independent data point finite element method (MDP-FEM) for large deformation elastic-plastic problems - an application to the problems of diffused necking. Finite Elements in Analysis and Design, vol. 136, pp. 18–36, 2017.
  9. 佐藤皓明, 遊佐泰紀, 岡田裕. サイクルジャンプ法を用いた繰返し荷重問題解析の高精度化に関する研究. 日本機械学会論文集, vol. 83, no. 854, paper no. 17-00300, 2017.
  10. Masahiro Nose, Hijiri Amano, Hiroshi Okada, Yasunori Yusa, Akira Maekawa, Masayuki Kamaya, Hiroshi Kawai. Computational crack propagation analysis with consideration of weld residual stresses. Engineering Fracture Mechanics, vol. 182, pp. 708–731, 2017.
  11. Yosuke Yumoto, Yasunori Yusa, Hiroshi Okada. Element subdivision technique for coupling-matrix-free iterative s-version FEM and investigation of sufficient element subdivision. Mechanical Engineering Journal, vol. 3, no. 5, paper no. 16-00361, 2016.
  12. Yosuke Yumoto, Yasunori Yusa, Hiroshi Okada. An s-version finite element method without generation of coupling stiffness matrix by using iterative technique. Mechanical Engineering Journal, vol. 3, no. 5, paper no. 16-00001, 2016.
  13. Hiroshi Kawai, Kohmei Satoh, Yasunori Yusa, Takayuki Uomoto, Ryuji Shioya, Hiroshi Okada. AutoMT, a library for tensor operations and its performance evaluation for solid continuum mechanics applications. Mechanical Engineering Letters, vol. 1, paper no. 15-00349, 2015.
  14. Yasunori Yusa, Shinobu Yoshimura. Speedup of elastic–plastic analysis of large-scale model with crack using partitioned coupling method with subcycling technique. Computer Modeling in Engineering and Sciences, vol. 99, no. 1, pp. 87–104, 2014.
  15. Yasunori Yusa, Shinobu Yoshimura. Mixed-mode fracture mechanics analysis of large-scale cracked structures using partitioned iterative coupling method. Computer Modeling in Engineering and Sciences, vol. 91, no. 6, pp. 445–461, 2013.
  16. Yasunori Yusa, Satsuki Minami, Hiroshi Kawai, Shinobu Yoshimura. CG-based subdomain local solver with ICT factorization preconditioner for domain decomposition method. Journal of Computational Science and Technology, vol. 6, no. 3, pp. 157–168, 2012.
  17. 遊佐泰紀, 片岡俊二, 河合浩志, 吉村忍. 分離反復連成解法による大規模破壊力学解析. 日本機械学会論文集 A 編, vol. 78, no. 791, pp. 966–975, 2012.

Awards

18 April 2019
JSME Young Engineers Award, The Japan Society of Mechanical Engineers
Study on efficient finite element simulation of large-scale structures with local features such as holes and cracks
27 May 2016
The PhD Thesis Award, The Japan Society for Computational Engineering and Science
Efficient large-scale nonlinear fracture mechanics simulation using partitioned coupling method
4 July 2014
Award for Logo Design Competition Winner, Japan Society for Simulation Technology

Finite Element Method Demonstration with HTML5 Canvas and JavaScript

The stress concentration factor of a circular hole in a flat plate subjected to uniform tension should be 3—.