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Split Light Higgsino from Split Supersymmetry

2005/10/04 by G.M. Vereshkov, Gregory Vereshkov, Vitaliy Beylin +6
Physics and Astronomy · #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #Dark Matter and Cosmic Phenomena #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #hep-ph

paper · pdf · doi:10.48550/arxiv.hep-ph/0510036

LaTeX 2e, 17 pages, 5 figures, submitted to journal. Results presented at IX Scientific Conference of Young Scientists And Specialists, January 31-February 6, 2005, Dubna; v2: conseptual changes made, references added

openalex publication_date 2005/10/04 · arxiv created 2005/11/21 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

New version of MSSM scales is discussed. In this version mu << MSUSY ~ M0 \~ M1/2, where mu is the Higgsino mass, M0 is the mass scale of sleptons and squarks, M1/2 is the mass scale of gaugino. Renormalization group motivation of this MSSM version is proposed. Analysis of Split Supersymmetry ideas in this case together with the Dark Matter arguments results in the statement that the formation of residual neutralino concentration occurs in the high symmetric phase of cosmological plasma. The value of Higgsino mass is estimated. The recharging process for high energy neutralinos in the neutralino-nucleus scattering is considered. There has been reported the possibility to check-up of the model predictions at modern experimental facilities NUSEL and GLAST.

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