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Flipped gμ-2

delete2021-12-07
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OA
AI
J
John Ellis *
J
Jason L. Evans
N
Natsumi Nagata
D
Dimitri V. Nanopoulos
K
Keith A. Olive
DOI:10.1140/epjc/s10052-021-09829-8delete
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Abstract

Abstract

En 中文
We analyze the possible magnitude of the supersymmetric contribution to g(mu) - 2 in a flipped SU(5) GUT model. Unlike other GUT models which are severely constrained by universality relations, in flipped SU(5) the U(1) gaugino mass and the soft supersymmetry-breaking masses of right-handed sleptons are unrelated to the other gaugino, slepton and squark masses. Consequently, the lightest neutralino and the right-handed smuon may be light enough to mitigate the discrepancy between the experimental measurement of g(mu) - 2 and the Standard Model calculation, in which case they may be detectable at the LHC and/or a 250 GeV e(+)e(-) collider, whereas the other gauginos and sfermions are heavy enough to escape detection at the LHC.
Keywords:
ANOMALOUS MAGNETIC-MOMENT
SUPERSYMMETRIC DARK-MATTER
EVEN HIGGS BOSONS
MUON G-2
MSSM
CONSTRAINTS
SU(5)XU(1)
MASSES
MODEL
FEYNHIGGS

Journal

European Physical Journal C cover
European Physical Journal C
IF:
4.8
Papers:
1.8W
Citations:
4.7W

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U
University of Tokyo
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7.1W
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shanghai jiao tong university
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Papers: 11.7W
Citations: 159
U
university of london
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21.5W
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A
Academy of Athens
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Papers: 1.7K
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