Keio University

Published papers

ISAKARI Hiroshi

1-20 items (total 31)

Point Jacobi-type preconditioning and parameter tuning for Calderon-preconditioned Burton–Miller method in transmission problems

Author
Keigo Tomoyasu, Hiroshi Isakari
Publication Title
Magazine name Engineering Analysis with Boundary Elements Start Page 106572 (Publication Date)2026/02)
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Last Author Corresponding Author
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Joint Work
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NURBS-enhanced boundary element method for the Dirichlet boundary value problem of the three-dimensional Helmholtz equation

Author
Keigo Tomoyasu, Hiroshi Isakari
Publication Title
Magazine name Mechanical Engineering Journal Volume 13(Issue 4) Start Page 26-00019 (Publication Date)2026/08)
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Last Author Corresponding Author
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Joint Work
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BEM-based fast frequency sweep for acoustic scattering by periodic slab

Author
Yuta Honshuku, Hiroshi Isakari
Publication Title
Magazine name Journal of Computational Physics Start Page 113046 - End Page (20 pages) (Publication Date)2024/07)
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Last Author Corresponding Author
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A Burton-Miller-type boundary element method based on a hybrid integral representation and its application to cavity scattering

Author
Riku Toshimitsu, Hiroshi Isakari
Publication Title
Magazine name Engineering Analysis with Boundary Elements Start Page 303 - End Page 312 (Publication Date)2024/01)
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Last Author Corresponding Author
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Joint Work
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A topology optimisation of acoustic devices based on the frequency response estimation with the Padé approximation

Author
Yuta Honshuku, Hiroshi Isakari
Publication Title
Magazine name Applied Mathematical Modelling Start Page 819 - End Page 840 (Publication Date)2022/10)
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Last Author Corresponding Author
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A topology optimization of open acoustic waveguides based on a scattering matrix method

Author
Kei Matsushima, Hiroshi Isakari, Toru Takahashi, Toshiro Matsumoto
Publication Title
Magazine name Wave Motion Start Page 102987 - End Page (18 pages) (Publication Date)2022/08)
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A robust topology optimisation for wideband structures in acoustic-elastodynamic coupled fields

Author
Jincheng Qin, Hiroshi Isakari, Toru Takahashi, Toshiro Matsumoto
Publication Title
Magazine name Engineering Analysis with Boundary Elements Start Page 544 - End Page 561 (Publication Date)2022/07)
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Corresponding Author
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An isogeometric boundary element method for three-dimensional doubly-periodic layered structures in electromagnetics

Author
Toru Takahashi, Tetsuro Hirai, Hiroshi Isakari, Toshiro Matsumoto
Publication Title
Magazine name Engineering Analysis with Boundary Elements Start Page 37 - End Page 54 (Publication Date)2022/03)
Authorship Category
Joint Work
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Research paper (scientific journal)
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A shape optimisation with the isogeometric boundary element method and adjoint variable method for the three-dimensional Helmholtz equation

Author
Toru Takahashi, Daisuke Sato, Hiroshi Isakari, Toshiro Matsumoto
Publication Title
Magazine name Computer-Aided Design Volume 142(Issue C) Start Page 103126 - End Page (17 pages) (Publication Date)2022/01)
Authorship Category
Joint Work
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Research paper (scientific journal)
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With

Topology optimization for incompressible viscous fluid flow using the lattice kinetic scheme

Author
Suqiong Xie, Kentaro Yaji, Toru Takahashi, Hiroshi Isakari, Masato Yoshino, Toshiro Matsumoto
Publication Title
Magazine name Computers & Mathematics with Applications Start Page 251 - End Page 266 (Publication Date)2021/09)
Authorship Category
Joint Work
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Research paper (scientific journal)
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A robust topology optimization for enlarging working bandwidth of acoustic devices

Author
Jincheng Qin, Hiroshi Isakari, Kouichi Taji, Toru Takahashi, Toshiro Matsumoto
Publication Title
Magazine name International Journal for Numerical Methods in Engineering Volume 122(Issue 11) Start Page 2694 - End Page 2711 (Publication Date)2021/06)
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Corresponding Author
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A numerical method for elastic wave scattering in multi-layered periodic media based on the scattering matrix and BEM

Author
Kei Matsushima, Hiroshi Isakari, Toru Takahashi, Toshiro Matsumoto
Publication Title
Magazine name Mechanical Engineering Journal Volume 8(Issue 1) Start Page 20-00364 - End Page (21 pages) (Publication Date)2021/02)
Authorship Category
Joint Work
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Research paper (scientific journal)
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With

A topology optimisation of composite elastic metamaterial slabs based on the manipulation of far-field behaviours

Author
Kei Matsushima, Hiroshi Isakari, Toru Takahashi, Toshiro Matsumoto
Publication Title
Magazine name Structural and Multidisciplinary Optimization Start Page 231 - End Page 243 (Publication Date)2021/01)
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Joint Work
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Research paper (scientific journal)
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Level-set based topology optimization of transient flow using lattice Boltzmann method considering an oscillating flow condition

Author
Truong Nguyen, Hiroshi Isakari, Toru Takahashi, Kentaro Yaji, Masato Yoshino, Toshiro Matsumoto
Publication Title
Magazine name Computers & Mathematics with Applications Volume 80(Issue 1) Start Page 82 - End Page 108 (Publication Date)2020/07)
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Joint Work
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Research paper (scientific journal)
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A framework of shape optimisation based on the isogeometric boundary element method toward designing thin-silicon photovoltaic devices

Author
Toru Takahashi, Tatsuro Yamamoto, Yuta Shimba, Hiroshi Isakari, Toshiro Matsumoto
Publication Title
Magazine name Engineering with Computers Start Page 423 - End Page 449 (Publication Date)2019/04)
Authorship Category
Joint Work
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Research paper (scientific journal)
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A level-set-based topology optimisation for acoustic-elastic coupled problems with a fast BEM-FEM solver

Author
Hiroshi Isakari, Toyohiro Kondo, Toru Takahashi, Toshiro Matsumoto
Publication Title
Magazine name Computer Methods in Applied Mechanics and Engineering Start Page 501 - End Page 521 (Publication Date)2017/03)
Role
First Author Corresponding Author
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Joint Work
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A level-set-based topology optimisation of carpet cloaking devices with the boundary element method

Author
Kenta Nakamoto, Hiroshi Isakari, Toru Takahashi, Toshiro Matsumoto
Publication Title
Magazine name Mechanical Engineering Journal Volume 4(Issue 1) Start Page 16-00269 - End Page (19 pages) (Publication Date)2017/02)
Authorship Category
Joint Work
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Research paper (scientific journal)
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With

Periodic band structure calculation by the Sakurai-Sugiura method with a fast direct solver for the boundary element method with the fast multipole representation

Author
Hiroshi Isakari, Toru Takahashi, Toshiro Matsumoto
Publication Title
Magazine name Engineering Analysis with Boundary Elements Start Page 42 - End Page 53 (Publication Date)2016/07)
Role
First Author Corresponding Author
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Joint Work
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Research paper (scientific journal)
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With

A multi-objective topology optimisation for 2D electro-magnetic wave problems with the level set method and BEM

Author
Hiroshi Isakari, Kenta Nakamoto, Tatsuya Kitabayashi, Toru Takahashi, Toshiro Matsumoto
Publication Title
Magazine name European Journal of Computational Mechanics Volume 25(Issue 1-2) Start Page 165 - End Page 193 (Publication Date)2016/05)
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First Author Corresponding Author
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An efficient blocking M2L translation for low-frequency fast multipole method in three dimensions

Author
Toru Takahashi, Yuta Shimba, Horoshi Isakari, Toshiro Matsumoto
Publication Title
Magazine name Computer Physics Communications Start Page 151 - End Page 164 (Publication Date)2016/05)
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