21-26 July 2014
Renold Building
Europe/London timezone
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Partially Composite Higgsino

Presented by Masaki ASANO on 24 Jul 2014 from 15:35 to 15:50
Type: Particle Cosmology
Track: Particle Cosmology

Content

Several SUSY models with partially composite Higgs bosons coupled to a strong sector have been proposed. Such strong dynamics would help to cause the electroweak symmetry breaking naturally. We focus on the compositeness of the Higgsinos in such models. We show that such a Higgsino compositeness can induce the characteristic decay branching fraction of the neutralinos: The decay branching fraction of the second lightest neutral Higgsino into the lightest neutral Higgsino with photon can be large due to a dipole interaction. We also discuss the Higgsino dark matter feature: The annihilation cross section into γZ can be large. This talk is based on arXiv:1311.6823.

Place

Location: Renold
Room: F14

Primary authors

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