理論セミナー

日時: 2010-09-07 11:00 - 12:00
場所: 研究本館1階、会議室3
会議名: Flavor mixings in SUSY SO(10) GUT and a large phase of Bs--Bs_bar mixing
連絡先: 後藤、tgoto AT post.kek.jp
講演者: Dr. Yukihiro Mimura  (National Taiwan University)
講演言語: 英語
アブストラクト: Diverse mass and mixing patterns between the quarks and leptons makes it challenging to construct a simple grand unified theory of flavor. The SO(10) SUSY GUT with type II seesaw mechanism giving neutrino masses provide a natural framework for addressing this issue. We consider the possibility of a large phase of Bs--Bs_bar mixing in supersymmetric SU(5) and SO(10) models. In the SU(5) model, the magnitude of this phase is correlated with the branching ratio of tau --> mu gamma In the case of SO(10) models, this correlation can be relaxed and a large phase can be obtained.

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