Focus point from direct gauge mediation

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作者
Sibo Zheng
机构
[1] Chongqing University,Department of Physics
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关键词
Yukawa Coupling; Gauge Mediate; Gaugino Mass; Gluino Mass; Messenger Scale;
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摘要
This paperis devoted to the reconciliation of the tension between the theoretic expectation from naturalness and the present LHC limits on the superpartner mass bounds. We argue that in supersymmetry models of direct gauge mediation the focusing phenomenon appears, which dramatically reduces the fine tuning associated to the 126 GeV Higgs boson. This type of model is highly predictive as regards the mass spectrum, with a multi-TeV third generation, the At\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$A_t$$\end{document} term of order 1 TeV, gluino mass above LHC mass bound, and the light neutralinos and charginos below 1 TeV.
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