Kenichi Ishikawa

Last Updated :2025/03/04

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Associate Professor
E-mail
kishikahiroshima-u.ac.jp

Basic Information

Academic Degrees

  • Doctor of Science, Hiroshima University
  • Master of Science, Hiroshima University

Research Fields

  • Mathematical and physical sciences;Physics;Particle / Nuclear / Cosmic ray / Astro physics

Research Keywords

  • standard model
  • lattice QCD

Educational Activity

Course in Charge

  1. 2024, Undergraduate Education, Second Semester, Quantum Mechanics I
  2. 2024, Undergraduate Education, First Semester, Mathematics for Physics C
  3. 2024, Undergraduate Education, First Semester, Special Study for Graduation A
  4. 2024, Undergraduate Education, Second Semester, Special Study for Graduation B
  5. 2024, Graduate Education (Master's Program) , 3Term, Lattice Quantum Chromodynamics
  6. 2024, Graduate Education (Master's Program) , 2Term, Thermal quantum field theory
  7. 2024, Graduate Education (Master's Program) , First Semester, Exercise in Physics I
  8. 2024, Graduate Education (Master's Program) , Second Semester, Exercise in Physics II
  9. 2024, Graduate Education (Master's Program) , First Semester, Special Exsecise in Physics A
  10. 2024, Graduate Education (Master's Program) , Second Semester, Special Exsecise in Physics B
  11. 2024, Graduate Education (Master's Program) , Academic Year, Special Research in Physics
  12. 2024, Graduate Education (Master's Program) , Academic Year, Special Research in Physics
  13. 2024, Graduate Education (Doctoral Program) , Academic Year, Special Research in Physics

Research Activities

Academic Papers

  1. Nucleon form factors in Nf=2+1 lattice QCD at the physical point: Finite lattice spacing effect on the root-mean-square radii, Physical Review D, 109, 094505-094505, 20240510
    Link to Paper Search Results by DOI
  2. The large-N limit of the chiral condensate from twisted reduced models, JOURNAL OF HIGH ENERGY PHYSICS, 20231205
    Link to Paper Search Results by DOI
  3. Application of the symbolic regression program AI-Feynman to psychology, FRONTIERS IN ARTIFICIAL INTELLIGENCE, 6, 20230127
    Link to Paper Search Results by DOI
  4. Perturbative study of large N principal chiral model with twisted reduction, INTERNATIONAL JOURNAL OF MODERN PHYSICS A, 37(36), 20221230
    Link to Paper Search Results by DOI
  5. Kl3 form factors at the physical point: Toward the continuum limit, PHYSICAL REVIEW D, 106(9), 20221102
    Link to Paper Search Results by DOI
  6. Nucleon isovector couplings in Nf=2+1 lattice QCD at the physical point, PHYSICAL REVIEW D, 106(9), 20221116
    Link to Paper Search Results by DOI
  7. 102 PFLOPS lattice QCD quark solver on Fugaku, COMPUTER PHYSICS COMMUNICATIONS, 282, 20230101
    Link to Paper Search Results by DOI
  8. Scale setting for large-N SUSY Yang-Mills on the lattice, JOURNAL OF HIGH ENERGY PHYSICS, 20220712
    Link to Paper Search Results by DOI
  9. Object-Oriented Implementation of Algebraic Multi-grid Solver for Lattice QCD on SIMD Architectures and GPU Clusters, Computational Science and Its Applications – ICCSA 2021: 21st International Conference, 218-233, 20210912
    Link to Paper Search Results by DOI
  10. Nonperturbative O(a) improvement of the Wilson quark action with the renormalization-group-improved gauge action using the Schrodinger functional method, PHYSICAL REVIEW D, 73(3), 200602
    Link to Paper Search Results by DOI
  11. Lattice gauge action suppressing near-zero modes of H-W, PHYSICAL REVIEW D, 74(9), 200611
    Link to Paper Search Results by DOI
  12. Lattice QCD calculation of the rho meson decay width, PHYSICAL REVIEW D, 76(9), 200711
    Link to Paper Search Results by DOI
  13. Precise determination of the strong coupling constant in N-f=2+1 lattice QCD with the Schrodinger functional scheme, JOURNAL OF HIGH ENERGY PHYSICS, 200910
    Link to Paper Search Results by DOI
  14. Physical point simulation in 2+1 flavor lattice QCD, PHYSICAL REVIEW D, 81(7), 20100401
    Link to Paper Search Results by DOI
  15. Non-perturbative renormalization of quark mass in N-f=2+1 QCD with the Schrodinger functional scheme, JOURNAL OF HIGH ENERGY PHYSICS, 201008
    Link to Paper Search Results by DOI
  16. Electromagnetic form factor of pion from N-f=2+1 dynamical flavor QCD, JOURNAL OF HIGH ENERGY PHYSICS, 201104
    Link to Paper Search Results by DOI
  17. Charm quark system at the physical point of 2+1 flavor lattice QCD, PHYSICAL REVIEW D, 84(7), 20111014
    Link to Paper Search Results by DOI
  18. rho meson decay in 2+1 flavor lattice QCD, PHYSICAL REVIEW D, 84(9), 20111122
    Link to Paper Search Results by DOI
  19. 1+1+1 flavor QCD plus QED simulation at the physical point, PHYSICAL REVIEW D, 86(3), 20120827
    Link to Paper Search Results by DOI
  20. Helium nuclei, deuteron, and dineutron in 2+1 flavor lattice QCD, PHYSICAL REVIEW D, 86(7), 20121019
    Link to Paper Search Results by DOI
  21. Conformal theories with an infrared cutoff, PHYSICAL REVIEW D, 87(7), 20130430
    Link to Paper Search Results by DOI
  22. Charmed baryons at the physical point in 2+1 flavor lattice QCD, PHYSICAL REVIEW D, 87(9), 20130523
    Link to Paper Search Results by DOI
  23. Curvature Induced Dynamical Symmetry Restoration in Einstein Universe ($R \otimes S^{D-1}$), Modern Physics Letters A, 11, 939-948, 19960401
  24. Exact Solution of the Equation for Spinor Two-Point Functions in Einstein Universe, Progress of Theoretical Physics, 96, 847-852, 19960401
  25. Dynamical Symmetry Breaking in Compact Flat Spaces, Progress of Theoretical Physics, 237-255, 19980401
  26. Thermal and curvature effects to dynamical symmetry breaking, Physical Review D, 56, 5097-5107, 19970401
  27. f_B with lattice NRQCD including O(1/m_Q^2) corrections, Physical Review D, 56, 7028-7038, 19970401
  28. NRQCD Results on Form Factors, Nuclear Physics B (Proceedings Supplements), 60A, 141-149, 19980401
  29. Perturbative renormalization parameters for heavy quarks, Nuclear Physics B (Proceedings Supplements), 63A-C, 344-346, 19980401
  30. A study of $O(1/m_{Q}^{2})$ corrections for $f_{B}$ with lattice NRQCD, Nuclear Physics B (Proceedings Supplements), 63A-C, 350-352, 19980401
  31. Heavy quark mass dependence of semileptonic form factors for B decays, Nuclear Physics B (Proceedings Supplements), 63A-C, 380-382, 19980401
  32. First study of $B \to \pi$ semileptonic decay form factors using NRQCD, Nuclear Physics B (Proceedings Supplements), 63A-C, 368-370, 19980401
  33. Lattice study of $B\rightarrow \pi$ semileptonic decay using nonrelativistic lattice QCD, Physical Review D, 58, 014502-17, 19980401
  34. Scaling behavior of $f_{B}$ with NRQCD, Nuclear Physics B (Proceedings Supplements), 73, 363-365, 19990401
  35. Preliminary study of $B_B$ parameter using Lattice NRQCD, Nuclear Physics B (Proceedings Supplements), 73, 354-356, 19990401
  36. $O(a\alpha_s)$ matching coefficients for the $\Delta B$=2 operators in the lattice static theory, Physical Review D, 60, 034501-8, 19990401
  37. Lattice NRQCD calculation of the $B^0$-$\bar{B}^0$ mixing parameter $B_B$, Physical Review D, 60, 094503-10, 19990401
  38. ★, $B$ meson leptonic decay constant with quenched lattice NRQCD, Physical Review D, 61, 61, 074501-14, 20000401
  39. $O(\alpha_{s}a)$ matching coefficients for axial vector current and $\Delta B$$=$2 operator, Nuclear Physics B (Proceedings Supplements), 83-84, 301-303, 20000401
  40. A lattice NRQCD computation of the bag parameters for $\Delta B$ = 2 operators, Nuclear Physics B (Proceedings Supplements), 83-84, 340-342, 20000401
  41. $B \to \pi l\bar{\nu}$ Form Factors with NRQCD Heavy Quark and Clover Light Quark Actions, Nuclear Physics B (Proceedings Supplements), 83-84, 325-327, 20000401
  42. Width difference in the $B_s$-$\bar{B}_s$ system with lattice NRQCD, Physical Review D, 62, 034504-8, 20000401
  43. ★, Renormalization of the \Delta B=2 four-quark operators in lattice NRQCD, Physical Review D, 62, 114502-22, 20000401
  44. Perturbative renormalization of the $\Delta B=2$ four-quark operators in lattice NRQCD, Nuclear Physics B (Proceedings Supplements), 94, 354-358, 20010401
  45. Light hadron spectroscopy with two flavors of O(a) improved dynamical quarks, Nuclear Physics B (Proceedings Supplements), 94, 233-236, 20010401
  46. B^0-\bar{B}^0 mixing with quenched lattice NRQCD, Nuclear Physics B (Proceedings Supplements), 94, 379-382, 20010401
  47. Differential decay rate for $B \to \pi l \nu$ semileptonic decays, Nuclear Physics B (Proceedings Supplements), 94, 329-332, 20010401
  48. Differential decay rate of $B \to \pi l \nu$ semileptonic decay with lattice NRQCD, Physical Review D, 64, 114505-19, 20010401
  49. B meson B-parameters and the decay constant in two-flavor dynamical QCD, Nuclear Physics B (Proceedings Supplements), 106, 397-399, 20020401
  50. Non-trivial phase structure of $N_f=3$ QCD with $O(a)$-improved Wilson fermion at zero temperature, Nuclear Physics B (Proceedings Supplements), 106, 263-265, 20020401
  51. An exact algorithm for three-flavor QCD with $O(a)$-improved Wilson fermions, Nuclear Physics B (Proceedings Supplements), 106, 1079-1081, 20020401
  52. Exploration of sea quark effects in two-flavor QCD with the O(a)-improved Wilson quark action, Nuclear Physics B (Proceedings Supplemetns), 106, 224-226, 20020401
  53. One-loop renormalization of heavy-light currents, Nuclear Physics B (Proceedings Supplements), 106, 802-804, 20020401
  54. Charmonium Spectrum from Quenched Anisotropic Lattice QCD, Physical Review D, 65, 094508-29, 20020401
  55. Application of heavy-quark effective theory to lattice QCD. II. Radiative corrections to heavy-light currents, Physical Review D, 65, 094513-19,, 20020401
  56. ★, Polynomial Hybrid Monte Carlo algorithm for lattice QCD with an odd number of flavors, Physical Review D, 65, 094507-22, 20020401
  57. $B^0-\bar{B}^0$ mixing in quenched lattice QCD, Physical Review D, 67, 014506-22, 20030401
  58. Application of chiral perturbation theory to 2+1 flavor lattice QCD with O(a)-improved Wilson quarks, Proceedings of Science, LAT2007, 109, 20071001
  59. Light hadron spectrum with 2+1 flavor dynamical O(a)-improved Wilson quarks, Proceedings of Science, LAT2007, 138, 20071001
  60. 2+1 Flavor Lattice QCD with Luescher's Domain-Decomposed HMC Algorithm, Proceedings of Science, LAT2006, 029, 20061001
  61. 2+1 flavor light hadron spectrum and quark masses with the O(a) improved Wilson-clover quark formalism, Proceedings of Science, LAT2006, 181, 20061001
  62. An application of the UV-filtering preconditioner to the Polynomial Hybrid Monte Carlo algorithm, Proceedings of Science, LAT2006, 027, 20061001
  63. JLQCD's dynamical overlap project, Proceedings of Science, LAT2006, 054, 20061001
  64. An estimate of the eta and eta-prime meson masses in Nf=2+1 lattice QCD, Proceedings of Science, LAT2006, 204, 20061001
  65. $\rho$ meson decay from the lattice, Proceedings of Science, LAT2006, 110, 20061001
  66. Mobility edge and locality of the overlap-Dirac operator with and without dynamical overlap fermions, Proceedings of Science, LAT2006, 060, 20061001
  67. Domain Decomposition method on GPU cluster, Proceedings of Science, Lattice 2010, 036, 20101201
  68. Improving many flavor QCD simulations using multiple GPUs, Proceedings of Science, Lattice 2010, 325, 20101201
  69. Bound states of multi-nucleon channels in N_f=2+1 lattice QCD, Proceedings of Science, Lattice 2012, 143, 20121201
  70. Lattice study on two color QCD with six flavors of dynamical quarks, Proceedings of Science, Lattice 2012, 040, 20121201
  71. Multi-block/multi-core SSOR preconditioner for the QCD quark solver for K computer, Proceedings of Science, Lattice 2012, 188, 20121201
  72. B meson leptonic decay constant with quenched lattice NRQCD, PHYSICAL REVIEW D, 61(7), 20000401
    Link to Paper Search Results by DOI
  73. Light hadron spectroscopy with two flavors of O(a) improved dynamical quarks, NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 94, 233-236, 200103
    Link to Paper Search Results by DOI
  74. I=2 pi pi scattering phase shift with two flavors of O(a) improved dynamical quarks, PHYSICAL REVIEW D, 70(7), 200410
    Link to Paper Search Results by DOI
  75. I=2 pion-pion scattering phase shift in the continuum limit calculated with two-flavor full QCD, NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 129, 191-193, 200403
    Link to Paper Search Results by DOI
  76. Scaling study of the step scaling function in SU(3) gauge theory with improved gauge actions, PHYSICAL REVIEW D, 70(7), 200410
    Link to Paper Search Results by DOI
  77. Lattice QCD calculation of the proton decay matrix element in the continuum limit, PHYSICAL REVIEW D, 70(11), 200412
    Link to Paper Search Results by DOI
  78. Hadron spectrum from dynamical lattice QCD simulations, NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 140, 20-33, 200503
    Link to Paper Search Results by DOI
  79. Light hadron spectrum in 2+1 flavor full QCD by CP-PACS and JLQCD Collaborations, NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 140, 225-227, 200503
    Link to Paper Search Results by DOI
  80. I=2 pion scattering length from two-pion wave function, NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 140, 305-307, 200503
    Link to Paper Search Results by DOI
  81. Charmed meson spectra and decay constants with one-loop O(a) improved relativistic heavy quark action, NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 140, 479-481, 200503
    Link to Paper Search Results by DOI
  82. A scaling study of the step scaling function of quenched QCD with improved gauge actions, NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 140, 740-742, 200503
    Link to Paper Search Results by DOI
  83. Nonperturbative O(a) improvement of Wilson quark action in three-flavor QCD with plaquette gauge action, PHYSICAL REVIEW D, 71(5), 200503
    Link to Paper Search Results by DOI
  84. I=2 pion scattering length from two-pion wave functions, PHYSICAL REVIEW D, 71(9), 200505
    Link to Paper Search Results by DOI
  85. Bulk first-order phase transition in three-flavor lattice QCD with O(a)-improved Wilson fermion action at zero temperature, PHYSICAL REVIEW D, 72(5), 200509
    Link to Paper Search Results by DOI
  86. Two-flavor QCD simulation with exact chiral symmetry, PHYSICAL REVIEW D, 78(1), 200807
    Link to Paper Search Results by DOI
  87. Light-quark masses from unquenched lattice QCD, PHYSICAL REVIEW D, 78(1), 200807
    Link to Paper Search Results by DOI
  88. 2+1 flavor lattice QCD toward the physical point, PHYSICAL REVIEW D, 79(3), 200902
    Link to Paper Search Results by DOI
  89. SU(2) and SU(3) chiral perturbation theory analyses on baryon masses in 2+1 flavor lattice QCD, PHYSICAL REVIEW D, 80(5), 200909
    Link to Paper Search Results by DOI
  90. Running coupling constant of ten-flavor QCD with the Schrodinger functional method, PHYSICAL REVIEW D, 83(7), 20110426
    Link to Paper Search Results by DOI
  91. Modified block BiCGSTAB for lattice QCD, COMPUTER PHYSICS COMMUNICATIONS, 183(1), 34-37, 201201
    Link to Paper Search Results by DOI
  92. Lattice quantum chromodynamics at the physical point and beyond, PROGRESS OF THEORETICAL AND EXPERIMENTAL PHYSICS, 2012
    Link to Paper Search Results by DOI
  93. A NUMERICAL EVALUATION OF VACUUM POLARIZATION TENSOR IN CONSTANT EXTERNAL MAGNETIC FIELDS, INTERNATIONAL JOURNAL OF MODERN PHYSICS A, 28(20), 20130810
    Link to Paper Search Results by DOI
  94. Running coupling constant and mass anomalous dimension of six-flavor SU(2) gauge theory, PHYSICAL REVIEW D, 88(9), 20131118
    Link to Paper Search Results by DOI
  95. Lattice study on quantum-mechanical dynamics of two-color QCD with six light flavors, PHYSICAL REVIEW D, 88(9), 20131118
    Link to Paper Search Results by DOI
  96. Global structure of conformal theories in the SU(3) gauge theory, PHYSICAL REVIEW D, 89(11), 20140609
    Link to Paper Search Results by DOI
  97. Study of quark mass dependence of binding energy for light nuclei in 2+1 flavor lattice QCD, PHYSICAL REVIEW D, 92(1), 20150701
    Link to Paper Search Results by DOI
  98. IR fixed points in SU(3) gauge theories, PHYSICS LETTERS B, 748, 289-294, 20150902
    Link to Paper Search Results by DOI
  99. Calculation of K -> pi pi decay amplitudes with improved Wilson fermion action in lattice QCD, PHYSICAL REVIEW D, 92(7), 20151007
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  100. 27pRB-1 The aim of this symposium session, Meeting abstracts of the Physical Society of Japan, 68(1), 20130326
  101. 27pRB-1 The aim of this symposium session, Meeting abstracts of the Physical Society of Japan, 68(1), 20130326
  102. Nontrivial center dominance in high temperature QCD, MODERN PHYSICS LETTERS A, 31(25), 20160820
    Link to Paper Search Results by DOI
  103. Non-perturbative determination of the {Lambda}-parameter in the pure SU(3) gauge theory from the twisted gradient flow coupling, JOURNAL OF HIGH ENERGY PHYSICS, 20171213
    Link to Paper Search Results by DOI
  104. Construction of lattice Mobius domain wall fermions in the Schrodinger functional scheme, INTERNATIONAL JOURNAL OF MODERN PHYSICS A, 33(1), 20180110
    Link to Paper Search Results by DOI
  105. Mixed Precision Solver Scalable to 16000 MPI Processes for Lattice Quantum Chromodynamics Simulations on the Oakforest-PACS System, 2017 Fifth International Symposium on Computing and Networking (CANDAR) (2017) Aomori, 362-368
    Link to Paper Search Results by DOI
  106. First Application of Lattice QCD to Pezy-SC Processor, Procedia Computer Science, 80, 1418-1427, 2016
    Link to Paper Search Results by DOI
  107. OpenMP Tasking and MPI in a Lattice QCD Benchmark, Scaling OpenMP for Exascale Performance and Portability. IWOMP 2017. Lecture Notes in Computer Science, 10468, 77-91, 2017
    Link to Paper Search Results by DOI
  108. Multiple endpoints for improved MPI performance on a lattice QCD code, HPC Asia '18 Proceedings of Workshops of HPC Asia, 67-70, 20180131
    Link to Paper Search Results by DOI
  109. Utility of geometry in lattice QCD simulations, PHYSICAL REVIEW D, 98(1), 20180731
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  110. Nucleon form factors on a large volume lattice near the physical point in 2+1 flavor QCD, PHYSICAL REVIEW D, 98(7), 20181017
    Link to Paper Search Results by DOI
  111. Finite size effect on pseudoscalar meson sector in 2+1 flavor QCD at the physical point, PHYSICAL REVIEW D, 99(1), 20190108
    Link to Paper Search Results by DOI
  112. Calculation of K -> pi pi decay amplitudes with an improved Wilson fermion action in a nonzero momentum frame in lattice QCD, PHYSICAL REVIEW D, 98(11), 20181220
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  113. Numerical stochastic perturbation theory applied to the twisted Eguchi-Kawai model, JOURNAL OF HIGH ENERGY PHYSICS, 20190625
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  114. Finite size effect on vector meson and baryon sectors in 2+1 flavor QCD at the physical point, PHYSICAL REVIEW D, 100(9), 20191111
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  115. K(l3 )form factors at the physical point on a (10.9 fm)(3) volume, PHYSICAL REVIEW D, 101(9), 20200512
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  116. A thick-restart Lanczos type method for HermitianJ-symmetric eigenvalue problems, JAPAN JOURNAL OF INDUSTRIAL AND APPLIED MATHEMATICS, 38(1), 233-256, 202102
    Link to Paper Search Results by DOI
  117. Calculation of the derivative of nucleon form factors in N-f=2+1 lattice QCD at M pi=138 MeV on a (5.5 fm)(3) volume, PHYSICAL REVIEW D, 104(7), 20211015
    Link to Paper Search Results by DOI

Invited Lecture, Oral Presentation, Poster Presentation

  1. |Vus| from kaon semileptonic form factor in Nf=2+1 QCD at the physical point on (10 fm)^4, Takeshi Yamazaki, Ken-Ichi Ishikawa, Naruhito Ishizuka, Yoshinobu Kuramashi, Yusuke Namekawa, Yusuke Taniguchi, Naoya Ukita, Tomoteru Yoshie, the 40th international conference on lattice field theory. Lattice 2023, 2023/08/03, Without Invitation, English
  2. Discretization effects on nucleon root-mean-square radii from lattice QCD at the physical point, Ryutaro Tsuji, Ken-Ichi Ishikawa, Eigo Shintani, Yasumichi Aoki, Yoshinobu Kuramashi, Shoichi Sasaki, Takeshi Yamazaki, the 40th international conference on lattice field theory. Lattice 2023, 2023/08/01, Without Invitation, English
  3. The chiral condensate at large N, Claudio Bonanno, Pietro Butti, Margarita Garcia-Perez, Antonio Gonzalez-Arroyo, Ken-Ichi Ishikawa, Masanori Okawa, The 40th international conference on lattice field theory. Lattice 2023, 2023/07/31, Without Invitation, English
  4. Cayley transformation for unitary matrix model in Numerical Stochastic Perturbation Theory, Hironori Takei, Ken-Ichi Ishikawa, Yingbo Ji, CCP2023 - 34th IUPAP Conference on Computational Physics, 2023/08/07, Without Invitation, English
  5. Fast computing matrix function in numerical stochastic perturbation theory, Yingbo Ji, Antonio Gonzalez-Arroyo, Ken-Ichi Ishikawa, Masanori Okawa, CCP2023 - 34th IUPAP Conference on Computational Physics, 2023/08/08, Without Invitation, English
  6. Wilson-Clover quark solver implementation on the supercomputer Fugaku, Ken-Ichi Ishikawa, Large-scale lattice QCD simulation and application of machine learning, 2023/11/24, With Invitation, English
  7. The chiral condensate at large N from twisted reduced models, 2023/12/18, Without Invitation, Japanese
  8. Numerical stochastic perturbation theory for twisted reduced principal chiral model, Yingbo Ji, Yingbo Ji, K.-I.Ishikawa, Frontiers in Astroparticle Physics Workshop, IIT Bombay + Hiroshima University, 2021/10/26, Without Invitation, English
  9. Scale setting for N=1 SUSY Yang-Mills at large-N through volume-reduced twisted matrix model, Pietro Butti, Pietro Butti, Margarita García Pérez, Antonio González-Arroyo, Ken-Ichi Ishikawa, Masanori Okawa, the 38th International Symposium on Lattice Field Theory (Lattice 2021), 2021/07/27, Without Invitation, English
  10. Large N simulation of the twisted reduced matrix model with an adjoint Majorana fermion, Ken-Ichi Ishikawa, Pietro Butti, Margarita García Pérez, Antonio González-Arroyo, Ken-Ichi Ishikawa, Masanori Okawa, the 38th International Symposium on Lattice Field Theory (Lattice 2021), 2021/07/26, Without Invitation, English
  11. Calculation of kaon semileptonic form factor with the PACS10 configuration, Takeshi Yamazaki, Takeshi Yamazaki, Ken-ichi Ishikawa, Naruhito Ishizuka, Yoshinobu Kuramashi, Yoshifumi Nakamura, Yusuke Namekawa, Yusuke Taniguchi, Naoya Ukita, Tomoteru Yoshié for PACS Collaboration, the 38th International Symposium on Lattice Field Theory (Lattice 2021), 2021/07/26, Without Invitation, English
  12. Multgird solver for Lattice QCD on Fugaku, Issaku Kanamoari, Issaku Kanamoari, Ken-Ichi Ishikawa and Hideo Matsufuru, The 4th R-CCS International symposium (Feb. 7-8, 2022), 2022/02/08, Without Invitation, English
  13. Object-oriented implementation of algebraic multi-grid solver for lattice QCD on SIMD architectures and GPU clusters, Issaku Kanamori, Issaku Kanamori, Ken-Ichi Ishikawa, Hideo Matsufuru, The 21st International Conference on Computational Science and Its Applications, ICCSA 2021, 2021/09/15, Without Invitation, Japanese
  14. Multigrid Solver on Fugaku, Issaku Kanamori, Ken-Ichi Ishikawa, Issaku Kanamori, Hideo Matsufuru, the 38th International Symposium on Lattice Field Theory (Lattice 2021), 2021/07/28, Without Invitation, English
  15. The lower moments of nucleon structure functions in lattice QCD with physical quark masses, Ryutaro Tsuji, Ryutaro Tsuji, Yasumichi Aoki, Ken-Ichi Ishikawa, Yoshinobu Kuramashi, Shoichi Sasaki, Eigo Shintani, Takeshi Yamazaki (for PACS Collaboration), the 38th International Symposium on Lattice Field Theory (Lattice 2021), 2021/07/26, Without Invitation, English
  16. Nucleon isovector tensor charge from lattice QCD with physical light quarks, Ryutaro Tsuji, Ryutaro Tsuji, Yasumichi Aoki, Ken-Ichi Ishikawa, Yoshinobu Kuramashi, Shoichi Sasaki, Eigo Shintani, Takeshi Yamazaki, the 24th International Spin Symposium, 2021/10/19, Without Invitation, English

Awards

  1. 2017/11/20, LHAM Best Paper, CANDAR, Mixed Precision Solver Scalable to 16000 MPI Processes for Lattice Quantum Chromodynamics Simulations on the Oakforest-PACS System

External Funds

Acceptance Results of Competitive Funds

  1. KAKENHI, 2012, 2014
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  2. KAKENHI, Direct Detection of Chiral Magnetic Field Production viaVirtual Photon Polarization Measurement, 2011, 2012
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  3. KAKENHI, Comprehensive research on the structure of matter in the strong interactions based on QCD, 2010, 2012
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  4. KAKENHI, vacuum structure and quark dynamics based on quantum chromodynamics, 2008, 2012
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  5. KAKENHI, Interdisciplinary algorithms and computer simulations, 2008, 2012
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  6. KAKENHI, Accelerating lattice QCD computations using general purpose graphic cards, 2008, 2010
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  7. KAKENHI, Computational Particle Physics with Massively Parallel Cluster Computer, 2006, 2010
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  8. KAKENHI, 2004, 2006
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  9. KAKENHI, Study of K meson decay amplitudes from the lattice QCD, 2011, 2013
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  10. KAKENHI, 2016, 2018

Social Activities

Organizing Academic Conferences, etc.

  1. 2003/07
  2. 2012/03
  3. The 33rd International Symposium on Lattice Field Theory, Lattice 2015