Abstract
We study the next-to-minimal supersymmetric standard model. We consider soft supersymmetry breaking parameters, which are induced by the mirage mediation mechanism of supersymmetry breaking. We concentrate on the mirage mediation, where the so-called mirage scale is the TeV scale. In this scenario, we can realize the up-type Higgs soft mass of \( \mathcal{O}\left( {200} \right) \) GeV, while other masses such as gaugino masses and stop masses are heavy such as 1 TeV or more. Cancellation between the effective μ-term and the down-type Higgs soft mass ameliorates the fine-tuning in the electroweak symmetry breaking even for \( \mu =\mathcal{O}\left( {500} \right) \) GeV. The mixingbetween the doublet and singlet Higgsbosons issuppressed by (κ/λ) tan−1 β. Then the lightest doublet Higgs mass naturally reaches 125 GeV lifted by the new quartic coupling. The higgsino and singlino are light and their linear combination is the lightest superparticle.
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Kobayashi, T., Makino, H., Okumura, Ki. et al. TeV scale mirage mediation in NMSSM. J. High Energ. Phys. 2013, 81 (2013). https://doi.org/10.1007/JHEP01(2013)081
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DOI: https://doi.org/10.1007/JHEP01(2013)081