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Phenomenological study of new physics at the TeV scale with flavor physics

Research Project

Project/Area Number 17K05429
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Particle/Nuclear/Cosmic ray/Astro physics
Research InstitutionHigh Energy Accelerator Research Organization

Principal Investigator

Mishima Satoshi  大学共同利用機関法人高エネルギー加速器研究機構, 素粒子原子核研究所, 協力研究員 (90396424)

Project Period (FY) 2017-04-01 – 2022-03-31
Project Status Completed (Fiscal Year 2021)
Budget Amount *help
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2019: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2018: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2017: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Keywords素粒子論 / 新物理模型 / フレーバー物理
Outline of Final Research Achievements

It is believed that there exists new physics beyond the Standard Model of particle physics. Flavor physics, which describes transitions between different quarks or leptons, is very sensitive to such new physics. Since it is essential to analyze various observables in flavor physics simultaneously, we developed a flexible open-source tool HEPfit to perform a global analysis of the flavor observables in the Standard Model or any of its extensions. Recent experimental data for several flavor-physics observables show tensions with the corresponding Standard-Model predictions. Using HEPfit, we studied several new-physics models in the light of the observed tensions, and made various predictions for flavor and other observables.

Academic Significance and Societal Importance of the Research Achievements

現在世界各地でフレーバー物理の実験が進められており、また近い将来の稼働を目指して様々なフレーバー実験の準備が進められている。本研究の成果は、そのような豊富な実験データを包括的に解析するツールと手法を提供するものである。これは標準模型を越える新物理理論の解明に繋がり、我々を形作る物質の根源についての理解を一歩進めるものだと期待される。

Report

(6 results)
  • 2021 Annual Research Report   Final Research Report ( PDF )
  • 2020 Research-status Report
  • 2019 Research-status Report
  • 2018 Research-status Report
  • 2017 Research-status Report
  • Research Products

    (30 results)

All 2022 2021 2020 2019 2018 2017 Other

All Int'l Joint Research (14 results) Journal Article (8 results) (of which Int'l Joint Research: 3 results,  Peer Reviewed: 7 results,  Open Access: 7 results) Presentation (8 results) (of which Int'l Joint Research: 3 results,  Invited: 5 results)

  • [Int'l Joint Research] グラナダ大学(スペイン)

    • Related Report
      2021 Annual Research Report
  • [Int'l Joint Research] INFN Rome/INFN Rome III(イタリア)

    • Related Report
      2021 Annual Research Report
  • [Int'l Joint Research] CERN(スイス)

    • Related Report
      2021 Annual Research Report
  • [Int'l Joint Research] フロリダ州立大学(米国)

    • Related Report
      2021 Annual Research Report
  • [Int'l Joint Research] パドヴァ大学/INFN Rome/INFN Rome III(イタリア)

    • Related Report
      2019 Research-status Report
  • [Int'l Joint Research] Ecole polytechnique/パリ南大学(フランス)

    • Related Report
      2019 Research-status Report
  • [Int'l Joint Research] ポール・シェラー研究所/CERN(スイス)

    • Related Report
      2019 Research-status Report
  • [Int'l Joint Research] バレンシア大学/バルセロナ大学(スペイン)

    • Related Report
      2019 Research-status Report
  • [Int'l Joint Research] ワルシャワ大学(ポーランド)

    • Related Report
      2019 Research-status Report
  • [Int'l Joint Research]

    • Related Report
      2019 Research-status Report
  • [Int'l Joint Research] パドヴァ大学/INFN Rome/INFN Rome III(イタリア)

    • Related Report
      2017 Research-status Report
  • [Int'l Joint Research] カールスルーエ工科大学(ドイツ)

    • Related Report
      2017 Research-status Report
  • [Int'l Joint Research] フロリダ州立大学(米国)

    • Related Report
      2017 Research-status Report
  • [Int'l Joint Research] CERN(スイス)

    • Related Report
      2017 Research-status Report
  • [Journal Article] Revisiting rescattering contributions to B→D_(s)^(*) M decays2022

    • Author(s)
      Endo Motoi、Iguro Syuhei、Mishima Satoshi
    • Journal Title

      Journal of High Energy Physics

      Volume: 2022-01 Issue: 1

    • DOI

      10.1007/jhep01(2022)147

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Global analysis of electroweak data in the Standard Model2022

    • Author(s)
      J. de Blas、M. Ciuchini、E. Franco、A. Goncalves、S. Mishima、M. Pierini、L. Reina、L. Silvestrini
    • Journal Title

      Accepted in Physical Review D

      Volume: -

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Revisiting electroweak radiative corrections to b → sll in SMEFT2021

    • Author(s)
      Endo Motoi、Mishima Satoshi、Ueda Daiki
    • Journal Title

      Journal of High Energy Physics

      Volume: 2021 Issue: 5

    • DOI

      10.1007/jhep05(2021)050

    • Related Report
      2020 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Muon g-2 and CKM unitarity in extra lepton models2020

    • Author(s)
      Endo Motoi、Mishima Satoshi
    • Journal Title

      Journal of High Energy Physics

      Volume: 2020 Issue: 8 Pages: 4-4

    • DOI

      10.1007/jhep08(2020)004

    • Related Report
      2020 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Monte Carlo event generator with model-independent new physics effects for B → K(*)ll decays2020

    • Author(s)
      Hara Koji、Itoh Ryosuke、Miyake Hideki、Mishima Satoshi
    • Journal Title

      EPJ Web of Conferences

      Volume: 245 Pages: 06030-06030

    • DOI

      10.1051/epjconf/202024506030

    • NAID

      130008151358

    • Related Report
      2020 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] HEPfit: a code for the combination of indirect and direct constraints on high energy physics models2020

    • Author(s)
      J. de Blas, D. Chowdhury, M. Ciuchini, A.M. Coutinho, O. Eberhardt, M. Fedele, E. Franco, G. Grilli di Cortona, V. Miralles, S. Mishima, A. Paul, A. Penuelas, M. Pierini, L. Reina, L. Silvestrini, M. Valli, R. Watanabe, N. Yokozaki
    • Journal Title

      The European Physical Journal C

      Volume: 80 Issue: 5

    • DOI

      10.1140/epjc/s10052-020-7904-z

    • Related Report
      2019 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] The Global Electroweak and Higgs Fits in the LHC era2018

    • Author(s)
      J. de Blas, M. Ciuchini, E. Franco, S. Mishima, M. Pierini, L. Reina and L. Silvestrini
    • Journal Title

      Proceedings of Science (EPS-HEP2017)

      Volume: 314 Pages: 467-467

    • DOI

      10.22323/1.314.0467

    • Related Report
      2017 Research-status Report
    • Open Access / Int'l Joint Research
  • [Journal Article] Gluino-mediated electroweak penguin with flavor-violating trilinear couplings2018

    • Author(s)
      M. Endo, T. Goto, T. Kitahara, S. Mishima, D. Ueda and K. Yamamoto
    • Journal Title

      Journal of High Energy Physics

      Volume: 1804 Issue: 4 Pages: 019-019

    • DOI

      10.1007/jhep04(2018)019

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] Revisiting rescattering contributions to charmed hadronic B decays2022

    • Author(s)
      遠藤 基、井黒 就平、三島 智
    • Organizer
      日本物理学会第77回年次大会
    • Related Report
      2021 Annual Research Report
  • [Presentation] Scrutinizing final-state interactions in chamed hadronic B decays2021

    • Author(s)
      三島 智
    • Organizer
      Flavor Physics Workshop 2021 (FPWS2021)
    • Related Report
      2021 Annual Research Report
  • [Presentation] Flavor physics in the SU(5) GUT with a TeV-scale triplet scalar leptoquark2021

    • Author(s)
      三島 智
    • Organizer
      日本物理学会 第76回年次大会
    • Related Report
      2020 Research-status Report
  • [Presentation] Recent hot topics in B physics2019

    • Author(s)
      三島 智
    • Organizer
      26th regular meeting of New Higgs Working Group
    • Related Report
      2019 Research-status Report
    • Invited
  • [Presentation] ε'/ε and new physics2018

    • Author(s)
      Satoshi Mishima
    • Organizer
      16th Flavor Physics and CP Violation Conference (FPCP2018)
    • Related Report
      2018 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] Global electroweak fits at CEPC2018

    • Author(s)
      Satoshi Mishima
    • Organizer
      2018 International Workshop on High Energy Circular Electron Positron Collider (CEPC2018)
    • Related Report
      2018 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] Theoretical overview and global fit2017

    • Author(s)
      三島 智
    • Organizer
      Workshop “Anomalies in b to sll and its implications,” 東京大学本郷キャンパス(東京都・文京区)
    • Related Report
      2017 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] Theoretical overview on R_{K^(*)}2017

    • Author(s)
      三島 智
    • Organizer
      NP-Japan meeting, 高エネルギー加速器研究機構(茨城県・つくば市)
    • Related Report
      2017 Research-status Report
    • Invited

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Published: 2017-04-28   Modified: 2023-01-30  

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