# SUSY constraints from relic density : High sensitivity to pre-BBN expansion rate

@article{Arbey2008SUSYCF, title={SUSY constraints from relic density : High sensitivity to pre-BBN expansion rate}, author={Alexandre Arbey and Farvah Mahmoudi}, journal={Physics Letters B}, year={2008}, volume={669}, pages={46-51} }

## 71 Citations

SUSY constraints, relic density, and very early universe

- Physics
- 2010

The sensitivity of the lightest supersymmetric particle relic density calculation to different cosmological scenarios is discussed. In particular, we investigate the effects of modifications of the…

Relic density and future colliders: inverse problem(s)

- Physics
- 2009

Relic density calculations are often used to constrain particle physics models, and in particular supersymmetry. We will show that the presence of additional energy or entropy before the Big-Bang…

Dark matter relic density in scalar-tensor gravity revisited

- Physics
- 2015

We revisit the calculation of dark matter relic abundances in scalar-tensor gravity using a generic form A(φ*) = eβφ*2/2 for the coupling between the scalar field φ* and the metric, for which…

Radiative corrections to neutralino annihilation: Recent developments

- Physics
- 2010

Evaluating the relic density of dark matter is an interestin g possibility to constrain the parameter space of new physics models. However, this calculation is affected by several sources of…

Leptogenesis, gravitino dark matter, and entropy production

- Physics
- 2010

Many extensions of the standard model predict superweakly interacting particles, which typically have to decay before big bang nucleosynthesis. The entropy produced in the decays may help to…

Gravitino dark matter and the lithium primordial abundance within a pre-BBN modified expansion

- Physics
- 2011

We present supersymmetric scenarios with gravitino LSP and stau NLSP in the case of a non-standard model of cosmology with the addition of a dark component in the pre-BBN era. In the context of the…

Impact of SUSY-QCD corrections on neutralino-stop co-annihilation and the neutralino relic density

- Physics
- 2013

We have calculated the full O(as) supersymmetric QCD corrections to neutralino-stop coannihilation into electroweak vector and Higgs bosons within the Minimal Supersymmetric Standard Model (MSSM). We…

Relic v 4 : A program for calculating dark matter and flavour physics observables in Supersymmetry

- Physics
- 2018

We describe SuperIso Relic, a public program for the calculation of dark matter relic density and direct and indirect detection rates, which includes in addition the SuperIso routines for the…

Supersymmetric QCD Corrections and Phenomenological Studies in Relation to Coannihilation of Dark Matter

- Physics
- 2013

In this thesis, we assume a minimal supersymmetric extension of the Standard Model (MSSM) with conserved R -parity such that the lightest neutralino is the cold dark matter candidate. A stringent…

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