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2008 Fiscal Year Final Research Report

Phenomenological and cosmological studies towards building new paradigm of particle hysics

Research Project

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Project/Area Number 17340062
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Particle/Nuclear/Cosmic ray/Astro physics
Research InstitutionTohoku University

Principal Investigator

YAMAGUCHI Masahiro  Tohoku University, 大学院・理学研究科, 教授 (10222366)

Co-Investigator(Kenkyū-buntansha) HIKASA Kenichi  東北大学, 大学院・理学研究科, 教授 (20208739)
ISHIKAWA Hiroshi  東北大学, 大学院・理学研究科, 助教 (20291247)
YOKOYAMA Junichi  東京大学, 大学院・理学系研究科, 教授 (50212303)
Co-Investigator(Renkei-kenkyūsha) TANABASHI Masaharu  名古屋大学, 大学院・理学研究科, 教授 (00270398)
MOROI Takeo  東北大学, 大学院・理学研究科, 准教授 (60322997)
Project Period (FY) 2005 – 2008
Keywords超対称標準理論
Research Abstract

素粒子の標準模型はエネルギースケールの自然さの問題を内包しその解として超対称性や余剰次元などの標準模型を超える理論の存在が期待される。この研究では、現象論、宇宙論、超弦理論を駆使して、超対称性理論における超対称性の破れの研究、その実験的信号の研究、宇宙論的影響の研究、及び超重力理論において必ず現れるグラビティーノの物理の研究、および超対称統一理論のフレーバー混合などの研究において新しい知見を得た。これらの知見は、近い将来LHCなどの実験において検証されることが期待される。

  • Research Products

    (28 results)

All 2009 2008 2007 2006 2005

All Journal Article (28 results) (of which Peer Reviewed: 26 results)

  • [Journal Article] Bs mixinig phase and lepton flavor violation in supersymmetric SU(5)2009

    • Author(s)
      J. Park and M. Yamaguchi
    • Journal Title

      Phys. Lett. B670

      Pages: 356-362

    • Peer Reviewed
  • [Journal Article] Sflavor mixing map viewed from a high scale in supersymmetric SU(5)2008

    • Author(s)
      P. Ko, J. Park and M. Yamaguchi
    • Journal Title

      JHEP 0811

      Pages: 051

    • Peer Reviewed
  • [Journal Article] Axionic mirage mediation2008

    • Author(s)
      S. Nakamura, K. Okumura and M. Yamaguchi
    • Journal Title

      Phys. Rev. D77

      Pages: 115027

    • Peer Reviewed
  • [Journal Article] Probing reheating temperature of the universe with gravitational wave background2008

    • Author(s)
      K. Nakayama, S. Saito, Y. Suwa, J. Yokoyama
    • Journal Title

      JCAP 0806

      Pages: 020

    • Peer Reviewed
  • [Journal Article] Inflation at the GUT scale in a Higgsless universe2008

    • Author(s)
      N. Kaloper, L. Sorbo and J. Yokoyama
    • Journal Title

      Phys. Rev. D78

      Pages: 043527

    • Peer Reviewed
  • [Journal Article] Affleck Dine leptogenesis via multiple flat directions2008

    • Author(s)
      K. Kamada and J. Yokoyama
    • Journal Title

      Phys. Rev. D78

      Pages: 043502

    • Peer Reviewed
  • [Journal Article] Long-lived unstable superparticles at the LHC2008

    • Author(s)
      K. Ishiwata, T. Ito and T. Moroi
    • Journal Title

      Phys. Lett. B669

      Pages: 28-33

    • Peer Reviewed
  • [Journal Article] Big-bang nucleosynthesis and gravitino2008

    • Author(s)
      M. Kawasaki, K. Kohri, T. Moroi and A. Yotsuyanagi
    • Journal Title

      Phys. Rev. D78

      Pages: 065011

    • Peer Reviewed
  • [Journal Article] Test of anomaly mediation at the LHC2008

    • Author(s)
      S. Asai, T. Moroi and T.T. Yanagida
    • Journal Title

      Phys. Lett. B664

      Pages: 185-189

    • Peer Reviewed
  • [Journal Article] Gravitino dark matter with weak scale Right-handed sneutrino2007

    • Author(s)
      K. Ishiwata, S. Matsumoto and T. Moroi
    • Journal Title

      Phys. Rev. D77

      Pages: 035004

    • Peer Reviewed
  • [Journal Article] A note on Polony problem2007

    • Author(s)
      S. Nakamura and M. Yamaguchi
    • Journal Title

      Phys. Lett. B655

      Pages: 167-171

    • Peer Reviewed
  • [Journal Article] SUSY-induced FCNC top-quark processes at large hadron collider2007

    • Author(s)
      J.J. Cao, G. Eilam, M. Frank, K. Hikasa, G.L. Liu, I. Turan and J.M. Yang
    • Journal Title

      Phys. Rev. D75

      Pages: 075021

    • Peer Reviewed
  • [Journal Article] Testing the anomaly mediation at the LHC2007

    • Author(s)
      S. Asai, T. Moroi, K. Nishihara and T.T. Yanagida
    • Journal Title

      Phys. Lett. B653

      Pages: 81-87

    • Peer Reviewed
  • [Journal Article] Big-bang nucleosynthesis with long-lived charged slepton2007

    • Author(s)
      M. Kawasaki, K. Kohri and T. Moroi
    • Journal Title

      Phys. Lett. B649

      Pages: 436-439

    • Peer Reviewed
  • [Journal Article] Possible signals of wino LSPs at the large hadron collider2007

    • Author(s)
      M. Ibe, T. Moroi and T.T. Yanagida
    • Journal Title

      Phys. Lett. B644

      Pages: 355-360

    • Peer Reviewed
  • [Journal Article] Cosmological constraints on gravitino LSP scenario with sneutrino NLSP2007

    • Author(s)
      T. Kanzaki, M. Kawasaki, K. Kohri and T. Moroi
    • Journal Title

      Phys. Rev. D75

      Pages: 025011

    • Peer Reviewed
  • [Journal Article] The three site model at one-loop2007

    • Author(s)
      R.S. Chivukura, E.H. Simmons, S. Matsuzaki, and M. Tanabashi
    • Journal Title

      Phys. Rev. D75

      Pages: 075012

    • Peer Reviewed
  • [Journal Article] Deconstruction and elastic pi pi scattering in Higgsless models2007

    • Author(s)
      R.S. Chivukura, E.H. Simmons, H-J. He, M. Kurachi and M. Tanabashi
    • Journal Title

      Phys. Rev. D75

      Pages: 035005

  • [Journal Article] One-loop corrections to the S and T parameters in a three site Higgsless model2007

    • Author(s)
      S. Matsuzaki, R.S. Chivukura, E.H. Simmons, M. Tanabashi
    • Journal Title

      Phys. Rev. D75

      Pages: 073002

    • Peer Reviewed
  • [Journal Article] Hierarchical mass structure of fermions in warped extra dimension2006

    • Author(s)
      S. Chang, C.S. Kim and M. Yamaguchi
    • Journal Title

      Phys. Rev. D73

      Pages: 033002

    • Peer Reviewed
  • [Journal Article] Gravitational Kaluza-Klein modes in warped superstring compactification2006

    • Author(s)
      T. Noguchi, M. Yamashita and M. Yamaguchi
    • Journal Title

      Phys. Lett. B636

      Pages: 221-226

    • Peer Reviewed
  • [Journal Article] Gravitino production from heavy moduli decay and cosmological problem revisited2006

    • Author(s)
      S. Nakamura and M. Yamaguchi
    • Journal Title

      Phys. Lett. B638

      Pages: 389-395

    • Peer Reviewed
  • [Journal Article] Gravitinos from heavy scalar decay2006

    • Author(s)
      T. Asaka, S. Nakamura and M. Yamaguchi
    • Journal Title

      Phys. Rev. D74

      Pages: 023520

    • Peer Reviewed
  • [Journal Article] Four-dimensional effective M-theory on a singular G2 manifold2006

    • Author(s)
      L.B. Anderson, A.B. Barret, A. Lukas and M. Yamaguchi
    • Journal Title

      Phys. Rev. D74

      Pages: 086008

    • Peer Reviewed
  • [Journal Article] Parity-odd asymmetries in W-jet events at Tevatron2006

    • Author(s)
      K. Hagiwara, K. Hikasa and H. Yokoya
    • Journal Title

      Phys. Rev. Lett. 97

      Pages: 221802

    • Peer Reviewed
  • [Journal Article]2006

    • Author(s)
      J. Cao, G. Eilam, K. Hikasa and J.M. Yang
    • Journal Title

      Phys. Rev. D74

      Pages: 031701

  • [Journal Article] Twisted boundary states and representation of generalized fusion algebra2006

    • Author(s)
      H. Ishikawa and T. Tani
    • Journal Title

      Nucl. Phys. B739

      Pages: 328-388

    • Peer Reviewed
  • [Journal Article] A Bottom-up approach to moduli dynamics in heavy gravitino scenario : Superpotential soft terms and sparticle mass spectrum2005

    • Author(s)
      M. Endo, M. Yamaguchi and K. Yoshioka
    • Journal Title

      Phys.Rev. D72

      Pages: 015004

    • Peer Reviewed

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Published: 2010-06-10   Modified: 2014-06-16  

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