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Supersoft SUSY models and the 750 GeV diphoton excess, beyond effective operators

2015/12/31 by Linda M. Carpenter, Russell Colburn, Jessica Goodman · 55 citations
Mathematics · Physics and Astronomy · #Black Holes and Theoretical Physics #Boson #Coupling (piping) #Gauge boson #Gauge theory #Gluon #Higgs boson #Higgsino #Large Hadron Collider #Mathematics #Minimal Supersymmetric Standard Model #Nuclear physics #Particle physics #Particle physics theoretical and experimental studies #Physics #Quantum Chromodynamics and Particle Interactions #Quark #Scalar (mathematics) #Supersymmetry #hep-ph

paper · pdf · doi:10.1103/physrevd.94.015016

published in Physical review. D/Physical review. D. 94(1) (American Physical Society) · 9 pages, 5 figures, References corrected

arxiv created 2016/03/16 · openalex publication_date 2016/07/13 · arxiv updated 2016/07/20 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

We propose that the sbino, the scalar partner of a Dirac bino, can explain the 750 GeV diphoton excess observed by the ATLAS and CMS Collaborations. We first argue for the existence of couplings between sbino to pairs of Standard Model gauge bosons using effective operator analysis. We then analyze the minimal completion of the effective operator model in which the sbino couples to pairs of gauge bosons through loops of heavy sfermions, with the sfermion-bino coupling originating from scalar potential D-terms. We find that the sbino model may be fit the 750 GeV excess by considering gluon fusion processes with decay to diphotons.

Citations