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Related papers: Neutralino Dark Matter from Indirect Detection Rev…

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Neutralino dark matter can be indirectly detected by observing the gamma ray lines from the annihilation processes XX-->gg and XX-->gZ. In this paper we study the implications that the observation of these two lines could have for the…

High Energy Physics - Phenomenology · Physics 2010-01-08 Carlos E. Yaguna

We examine indirect signals produced by neutralino self-annihilations, in the galactic halo or inside celestial bodies, in the frame of an effective MSSM model without gaugino-mass unification at a grand unification scale. We compare our…

High Energy Physics - Phenomenology · Physics 2009-11-10 A. Bottino , F. Donato , N. Fornengo , S. Scopel

Indirect detection constraints on gamma rays (both continuum and lines) have set strong constraints on wino dark matter. By combining results from Fermi-LAT and HESS, we show that: light nonthermal wino dark matter is strongly excluded;…

High Energy Physics - Phenomenology · Physics 2015-06-16 JiJi Fan , Matthew Reece

There exist several well-motivated candidates for non-baryonic cold dark matter, including neutralinos, axions, axinos, gravitinos, Wimpzillas. I review the dark matter properties of the neutralino and the current status of its detection. I…

High Energy Physics - Phenomenology · Physics 2007-05-23 Leszek Roszkowski

The flux of cosmic ray antiprotons from neutralino annihilations in the galactic halo is computed for a large sample of models in the Minimal Supersymmetric extension of the Standard Model. We also revisit the problem of estimating the…

Astrophysics · Physics 2007-05-23 Lars Bergstrom , Joakim Edsjo , Piero Ullio

We use high resolution numerical simulations of the formation of cold dark matter halos to simulate the background of decay products from neutralino annihilation, such as gamma-rays or neutrinos. Halos are non-spherical, have steep singular…

Astrophysics · Physics 2008-11-26 Carlos Calcaneo-Roldan , Ben Moore

We review some properties of the neutralino as a candidate for dark matter in the Universe. After presentation of evaluations for the neutralino relic abundance, possibilities for its direct and indirect detections are discussed, with…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Bottino , N. Fornengo , G. Mignola , S. Scopel

We examine the neutralino dark matter phenomenology in supersymmetric scenarios with nonuniversal Higgs masses at the gauge coupling unification scale that can acommodate a light Higgs boson, where the correct relic density is obtained…

High Energy Physics - Phenomenology · Physics 2011-07-06 Andreas Goudelis

Neutrino telescopes of large area offer the possibility of searching for indirect signals of relic neutralinos in the galactic halo, due to annihilations in the Sun or the Earth. Here we investigate the sensitivity, using a supergravity…

High Energy Physics - Phenomenology · Physics 2009-09-11 V. Berezinsky , A. Bottino , J. Ellis , N. Fornengo , G. Mignola , S. Scopel

I present a short overview of the latest developments in indirect searches for dark matter using gamma rays, X-rays, charged cosmic rays, micro waves, radio waves, and neutrinos. I briefly outline key past, present, and future experiments…

High Energy Physics - Phenomenology · Physics 2020-06-02 Rebecca K. Leane

These lectures on non-baryonic dark matter matter are divided into two parts. In the first part, I discuss the need for non-baryonic dark matter in light of recent results in cosmology, and I present some of the most popular candidates for…

Astrophysics · Physics 2007-05-23 Paolo Gondolo

Gamma rays from the annihilation of dark matter particles in the Galactic halo provide a particularly promising means of indirectly detecting dark matter. Here, we demonstrate that pronounced spectral features at energies near the dark…

High Energy Physics - Phenomenology · Physics 2011-12-05 Torsten Bringmann , Francesca Calore , Gilles Vertongen , Christoph Weniger

The most popular candidate for non baryonic dark matter is the neutralino. More than twenty experiments are dedicated to its direct detection. This review describes the most competitive and promising experiments with different detection…

Astrophysics · Physics 2009-11-10 M. De Jesus

We report the main results of a paper where recent data of low-energy cosmic-ray $\bar p$ spectrum have been analyzed in terms of newly calculated fluxes for secondary antiprotons and for a possible contribution of an exotic signal due to…

High Energy Physics - Phenomenology · Physics 2009-09-25 Fiorenza Donato

We study the phenomenology of neutralino dark matter within generic supersymmetric scenarios where the Gaugino and Higgsino masses are much lighter than the scalar soft breaking masses (Split Supersymmetry). We consider a low-energy…

High Energy Physics - Phenomenology · Physics 2007-05-23 Antonio Masiero , Stefano Profumo , Piero Ullio

We present a complete phenomenological prospectus for thermal relic neutralinos. Including Sommerfeld enhancements to relic abundance and halo annihilation calculations, we obtain direct, indirect, and collider discovery prospects for all…

High Energy Physics - Phenomenology · Physics 2016-03-30 Joseph Bramante , Nishita Desai , Patrick Fox , Adam Martin , Bryan Ostdiek , Tilman Plehn

A fermion triplet of SU(2)_L - a wino - is a well-motivated dark matter candidate. This work shows that present-day wino annihilations are constrained by indirect detection experiments, with the strongest limits coming from H.E.S.S. and…

High Energy Physics - Phenomenology · Physics 2013-11-26 Timothy Cohen , Mariangela Lisanti , Aaron Pierce , Tracy R. Slatyer

We show that simultaneously explaining dark matter and the observed value of the muon's magnetic dipole moment may lead to yet unexplored photon signals at the LHC. We consider the Minimal Supersymmetric Standard Model with electroweakino…

High Energy Physics - Phenomenology · Physics 2023-10-24 Sebastian Baum , Marcela Carena , Tong Ou , Duncan Rocha , Nausheen R. Shah , Carlos E. M. Wagner

Indirect detection of dark matter particles, i.e. the detection of annihilation or decay products of Weakly Interacting Massive Particles, has entered a pivotal phase as experiments reach sensitivities that probe the most interesting…

High Energy Physics - Phenomenology · Physics 2014-11-10 Jan Conrad

We consider a model for neutralino dark matter candidates arising in anomaly-mediated supersymmetry breaking schemes, and examine its testability through the search for exotic cosmic rays produced by neutralino pair annihilations in the…

High Energy Physics - Phenomenology · Physics 2010-02-03 Piero Ullio