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2009 Fiscal Year Self-evaluation Report

Generation of Universe Baryon Asymmetry and Breaking of Supersymmetry

Research Project

  • PDF
Project/Area Number 19540270
Research Category

Grant-in-Aid for Scientific Research (C)

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

Principal Investigator

YANAGIDA Tsutomu  The University of Tokyo, 数物連携宇宙研究機構, 特任教授 (10125677)

Project Period (FY) 2007 – 2009
Keywords宇宙のバリオン数 / レプトン数生成 / 右巻きニュートリノ / 超対称性 / 超対称性の破れ
Research Abstract

本研究課題の目的は宇宙の物質数を説明するレプトジェネシス機構と無矛盾な超対称性の破れの模型を構築することである。その模型の候補に以下の2種類の模型が考えられる。
(1)グラビティーノの質量が16eV以下の模型。
(2)グラビティーノの質量が100GeV程度の模型。
本研究では上記の2種類の模型の構築を行う。

  • Research Products

    (6 results)

All 2010 2009

All Journal Article (5 results) (of which Peer Reviewed: 5 results) Presentation (1 results)

  • [Journal Article] Relaxing a constraint on the number of messengers in a low-scale gauge mediation2010

    • Author(s)
      Ryosuke Sato, Tsutomu Yanagida, Kazuya Yonekura
    • Journal Title

      Physical Review D 81

      Pages: 045003

    • Peer Reviewed
  • [Journal Article] A test for light gravitino at the LHC2009

    • Author(s)
      Satoshi Shirai, Tsutomu Yanagida
    • Journal Title

      Physics Letters B 680

      Pages: 351-354

    • Peer Reviewed
  • [Journal Article] Conformal supersymmetry breaking in vector-like gauge theories2009

    • Author(s)
      Ken-ichi Izawa, Fuminobu Takahahsi, Tsutomu Yanagida, Kazuya Yonekura
    • Journal Title

      Physical Review D 80

      Pages: 085017-1

    • Peer Reviewed
  • [Journal Article] R-violating Decay of wino dark matter and electron/positron excesses in PAMELA/Fermi experiments2009

    • Author(s)
      Satoshi Shirai, Fuminobu Takahashi, Tsutomu Yanagida
    • Journal Title

      Physics Letters B 680

      Pages: 485-488

    • Peer Reviewed
  • [Journal Article] Runaway Dynamics and supersymmetry breaking2009

    • Author(s)
      Ken-ichi Izawa, Fuminobu Takahashi, Tsutomu Yanagida, Kazuya Yonekura
    • Journal Title

      Physics Letters B 677

      Pages: 195-196

    • Peer Reviewed
  • [Presentation]2009

    • Author(s)
      柳田勉
    • Organizer
      Dark Matter, PASCOS 2009(DESY研究所)
    • Place of Presentation
      Hamburg
    • Year and Date
      2009-07-10

URL: 

Published: 2011-06-18   Modified: 2016-04-21  

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