HADRON GROUP
THEORETICAL NUCLEAR PHYSICS LABORATORY





ハドロン・グループ進学希望者へ(2024.04.15更新)
グループ内部ページ
課題責任者として取り組んだ課題hp220050第10回HPCI利用研究課題優秀成果賞を受賞しました。(2023.10.26)
課題メンバーは、代表の私以外に、辻竜太朗(東北大学)、青木保道(理研R-CCS)、石川健一(広島大学)、
浮田尚哉、藏増嘉伸、新谷栄悟、山崎剛(筑波大学)の合わせて8名です。

受賞課題(hp220050)メンバーとの記念撮影
(左から山崎さん(筑波大)、石川さん(広島大)、私、浮田さん(筑波大))

MY PUBLICATION LIST

RESEARCH INTERESTS

  1. Confinement as the non-perturbative vaccum of QCD
  2. Topological aspects of QCD (Instanton, QCD-monopole,,,,,,)
  3. Chiral symmetry on the lattice
  4. Hadron structure from the viewpoint of chiral symmetry in lattice QCD
    * Nucleon structure:
    "Nucleon Axial Charge from Quenched Lattice QCD with Domain Wall Fermions"
    (with K. Orginos, S. Ohta and T. Blum)
    hep-lat.0306007, Phys. Rev. D68 (2003) 054509.
    "Nucleon Form Factors from Quenched Lattice QCD with Domain Wall Fermions"
    (with T. Yamazaki)
    arXiv:0709.3150, Phys. Rev. D78 (2008) 014510.
    "Nucleon Axial Charge in 2+1 Flavor Dynamical Lattice QCD with Domain Wall Fermions"
    (with T. Yamazaki, Y. Aoki, T. Blum, H.-W. Lin, M.-F. Lin, S. Ohta, R. Tweedie, J. Zanotti as RBC+UKQCD Collaborations)

    arXiv:0801.4016, Phys. Rev. Lett. 100 (2008) 171602.
    "Nucleon form factors with 2+1 flavor dynamical domain-wall fermions"
    (with T. Yamazaki, Y. Aoki, T. Blum, H.-W. Lin, S. Ohta, R. Tweedie, J. Zanotti as RBC+UKQCD Collaborations)

    arXiv:0904.2039, Phys. Rev. D79 (2009) 114505.
    "Nucleon isovector structure functions in 2+1 flavor QCD with domain-wall fermions"
    (with Y. Aoki, T. Blum, H.-W. Lin, S. Ohta, R. Tweedie, T. Yamazaki, J. Zanotti as RBC+UKQCD Collaborations)

    arXiv:1003.3387, Phys. Rev. D82 (2010) 014501.
    * Semi-leptonic decays and SU(3) breaking effect:
    "Vector Form Factor in Kl3 Semileptonic Decay with Two Flavors of Dynamical Domain-Wall Quarks"
    (with T. Kaneko, C. Dawson, T. Izubuchi, A. Soni)
    hep-lat/0607162, Phys. Rev. D74 (2006) 114502.
    "Kl3 Semileptonic Form Factor from 2+1 Flavour Lattice QCD"
    (with P. Boyle, A. Juettner, R. Kenway, C. Sachrajda, A. Soni, R. Tweedie, J. Zanotti as RBC+UKQCD Collaborations)

    arXiv:0710.5136, Phys. Rev. Lett. 100 (2008) 141601.
    "Lattice Study of Flavor SU(3) Breaking in Hyperon Beta Decay"
    (with T. Yamazaki)
    arXiv:0811.1406, Phys. Rev. D79 (2009) 074508.
    "Hyperon Vector Form Factor from 2+1 Flavor Lattice QCD"
    arXiv:1209.6115, Phys. Rev. D86 (2012) 114502.
    "Continuum limit of hyperon vector coupling f1(0) from 2+1 flavor domain wall QCD"
    arXiv:1708.04008 Phys. Rev. D96 (2017) 074509.
  5. Baryon excited states
    "Excited Baryon Spectroscopy from Lattice QCD: Finite Size Effect and Hyperfine Mass Splitting"
    (with K. Sasaki)
    hep-lat.0503026, Phys. Rev. D72 (2005) 034502.
    "Spectra Analysis of Excited Nucleons in Lattice QCD with Maximum Entropy Method"
    (with K. Sasaki and T. Hatsuda)
    hep-lat.0504020, Phys. Lett. B623 (2005) 208-217.
  6. Exotic hadron states, especially pentaquark
    "Lattice Study of Exotic S=+1 Baryon" hep-lat/0310014, Phys. Rev. Lett. 93 (2004) 152001.
    Transparencies (Plenary talk at Lattice 2004, June 21-26, FNAL) in pdf-format
    "Pentaquarks: Status and Perspectives for Lattice Calculations" hep-lat/0410016 for Proc. of Lattice 2004.
    And also tribaryon.
    "Strange Tribaryons as Nona-quark States" (with Y. Maezawa and T. Hatsuda)
    hep-ph/0412025, Prog. Theor. Phys. 114 (2005) 317-327.
  7. Bound state and unstable particle on the lattice
    "Signatures of S-wave Bound-state Formation in Finite Volume"
    (with T. Yamazaki)
    hep-lat/0610081, Phys. Rev. D74 (2006) 114507.
    "Lüscher's Finite Size Method with Twisted Boundary Conditions: An Application to J/psi-phi System to Search for Narrow Resonance"
    (with S. Ozaki)
    arXiv:1211.5512 [hep-lat]. Phys. Rev. D87 (2013) 014506.
  8. Hadron-Hadron interaction
    "First Lattice Study of Low-energy Charmonium-Hadron Interaction"
    (with K. Yokokawa, T. Hatsuda, A. Hayashigaki)
    hep-lat/0605009, Phys. Rev. D74 (2006) 034504.
    "Charmonium-Nucleon Potential from Lattice QCD"
    (with T. Kawanai)
    arXiv:1009.3332 [hep-lat], Phys. Rev. D82 (2010) 091501(R).
  9. Heavy quark system
    "Interquark Potential with Finite Quark Mass from Lattice QCD"
    (with T. Kawanai)
    arXiv:1102.3246 [hep-lat] Phys. Rev. Lett. 107 (2011) 091601.
    "Charmonium Potential from Full Lattice QCD"
    (with T. Kawanai)
    arXiv:1110.0888 [hep-lat] Phys. Rev. D85 (2012) 091503(R).
    "Complex Heavy-Quark Potential at Finite Temperature from Lattice QCD"
    (with A. Rothkopf and T. Hatsuda)
    arXiv:1108.1579 [hep-lat] Phys. Rev. Lett. 108 (2012) 162001.
    "Heavy quarkonium potential from Bethe-Salpeter wave function on the lattice"
    (with T. Kawanai)
    arXiv:1311.1253 [hep-lat] Phys. Rev. D89 (2014) 054507.
    "Potential description of charmonium and charmed-strange mesons from lattice QCD"
    (with T. Kawanai)
    arXiv:1508.02178 [hep-lat] Phys. Rev. D92 (2015) 094503.
    "Bethe-Salpeter wave functions of ηc(2S) and ψ(2S) states from full lattice QCD"
    (with K. Nochi and T. Kawanai)
    arXiv:1608.02340 [hep-lat], Phys. Rev. D94 (2016) 114514.
  10. Yang-Mills gradient flow
    "Numerical study of tree-level improved lattice gradient flows in pure Yang-Millls theory"
    (with N. Kamata)
    arXiv:1609.07115, Phys. Rev. D95 (2017) 054501.
    "Glueball spectroscopy in lattice QCD using gradient flow"
    (with K. Sakai)
    arXiv:2211.15176, Phys. Rev. D107 (2023) 034510. NEW
    "On the equivalence between the Wilson flow and sout-link smearing"
    (with M. Nagatsuka and K. Sakai)
    arXiv:2303.09938, Phys. Rev. D108 (2023) 094506. NEW
  11. Structure of the nucleon from lattice QCD at the physical point
    "Nucleon form factors on a large volume lattice near the physical point in 2+1 flavor QCD"
    (with K.-I. Ishikawa, Y. Kuramashi, N. Tsukamoto, A. Ukawa and T. Yamazaki for PACS Collaboration)

    arXiv:1807.03974, Phys. Rev. D98 (2018) 074510.
    "Nucleon form factors and root-mean-square radii on a (10.8 fm)4 lattice at the physical point"
    (with E. Shintani, K.-I. Ishikawa, Y. Kuramashi and T. Yamazaki for PACS Collaboration)

    arXiv:1811.07292, Phys. Rev. D99 (2019) 014510.
    "Calculation of the derivative of nucleon form factors in Nf=2+1 lattice QCD at Mπ=138 MeV on a (5.5 fm)3 volume"
    (with K.-I. Ishikawa, Y. Kuramashi, E. Shintani and T. Yamazaki for PACS Collaboration)

    arXiv:2107.07085, Phys. Rev. D104 (2021) 074514.
    "Nucleon isovector couplings in Nf=2+1 lattice QCD at the physical point"
    (with R. Tsuji, N. Tsukamoto, Y. Aoki, K.-I. Ishikawa, Y. Kuramashi, E. Shintani and T. Yamazaki for PACS Collaboration)

    arXiv:2207.11914, Phys. Rev. D106 (2022) 094505.
    "Nucleon form factors in Nf=2+1 lattice QCD at the physical point : finite lattice spacing effect on the root-mean-square radii"
    (with R. Tsuji, N. Y. Aoki, K.-I. Ishikawa, Y. Kuramashi, K. Sato, E. Shintani, H. Watanabe and T. Yamazaki for PACS Collaboration)

    arXiv:2311.10345, Accepted for publication in Phys. Rev. D. NEW


PRIOR RESEARCH EXPERIENCE


INFORMATION (JAPANESE)

  • 格子QCDって何? (pdf-format [2.2M bytes])
  • ペンタ・クォークの発見 , CERN Courier, AIP
  • Strange Tribaryon
  • 計算基礎科学コンソーシアム
  • 計算基礎科学連携拠点
  • 新学術領域研究「素核宇宙融合による計算科学に基づいた重層的物質構造の解明」 (平成24年度終了)
  • これまで行った格子QCDの講習会や集中講義など
  • 東北大学で行われた集中講義
  • ハドロングループ進学希望者へ(2024年4月15日更新)


    Email address: ssasaki_at_nucl.phys.tohoku.ac.jp