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Related papers: Indirect Dark Matter Detection with Cosmic Antimat…

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We study the prospects for detecting gamma-rays from decaying Dark Matter (DM), focusing in particular on gravitino DM in R-parity breaking vacua. Given the substantially different angular distribution of the predicted gamma-ray signal with…

Astrophysics · Physics 2009-01-06 Gianfranco Bertone , Wilfried Buchmuller , Laura Covi , Alejandro Ibarra

Indirect searches for Dark Matter (DM) particles with mass in the MeV -- GeV scale have received significant attention lately. Pair-annihilations of such DM particles in the Galaxy can give rise to (at the same time) MeV to GeV…

High Energy Physics - Phenomenology · Physics 2026-01-30 Marco Cirelli , Arpan Kar , Halim Shaikh

Low-mass dark matter (DM) subhalos are pivotal in understanding the small-scale structure of the universe, thereby offering a sensitive method to discriminate between different cosmological models. In this study, we estimate the local…

High Energy Physics - Phenomenology · Physics 2025-04-21 Xiuyuan Zhang , Lina Necib , Denis Erkal

Dark matter particles could be the major component of the haloes of galaxies. Their mutual annihilations or decays would produce an indirect signature under the form of high-energy cosmic-rays. The focus of this presentation is on…

High Energy Astrophysical Phenomena · Physics 2022-10-14 Pierre Salati

Up to now searches for Dark Matter (DM) detection have not been successful, either because our paradigm in how DM signals should look like are wrong or the detector sensitivity is still too low in spite of the large progress made in recent…

High Energy Physics - Phenomenology · Physics 2017-12-20 Wim de Boer

Although many astrophysical and cosmological observations point towards the existence of Dark Matter (DM), the nature of the DM particle has not been clarified to date. In this paper, we investigate a minimal model with a vector DM (VDM)…

High Energy Physics - Phenomenology · Physics 2020-01-08 S. Glaus , M. Mühlleitner , J. Müller , S. Patel , R. Santos

Indirect detection of particle dark matter relies upon pair annihilation of Weakly Interaction Massive Particles (WIMPs), which is complementary to the well known techniques of direct detection (WIMP-nucleus scattering) and collider…

Astrophysics · Physics 2008-11-26 Lawrence Wai , GLAST LAT Collaboration

In the general scenario of Weakly Interacting Massive Particles (WIMP), dark matter (DM) can be observed via astrophysical gamma rays because photons are produced in various DM annihilation or decay processes, either as broad-band or line…

High Energy Astrophysical Phenomena · Physics 2015-06-19 Michele Doro

Decaying dark matter particles could be indirectly detected as an excess over a simple power law in the energy spectrum of the diffuse extragalactic gamma-ray background. Furthermore, since the Earth is not located at the center of the…

High Energy Physics - Phenomenology · Physics 2014-11-20 Alejandro Ibarra , David Tran , Christoph Weniger

We provide ingredients and recipes for computing signals of TeV-scale Dark Matter annihilations and decays in the Galaxy and beyond. For each DM channel, we present the energy spectra of electrons and positrons, antiprotons, antideuterons,…

High Energy Physics - Phenomenology · Physics 2013-10-11 Marco Cirelli , Gennaro Corcella , Andi Hektor , Gert Hütsi , Mario Kadastik , Paolo Panci , Martti Raidal , Filippo Sala , Alessandro Strumia

Directional detection of Dark Matter particles (DM) in the MeV mass range could be accomplished by studying electron recoils in large arrays of parallel carbon nanotubes. In a scattering process with a lattice electron, a DM particle might…

High Energy Physics - Phenomenology · Physics 2018-01-17 G. Cavoto , F. Luchetta , A. D. Polosa

Current strategies of indirect Dark Matter detection with neutrino telescopes are based on the search for high-energy neutrinos from the Solar core or from the center of the Earth. Here, we propose a new strategy based on the detection of…

Astrophysics · Physics 2009-11-11 Gianfranco Bertone

Dark matter (DM) particles with mass in the sub-GeV range are an attractive alternative to heavier weakly-interacting massive particles, but direct detection of such light particles is challenging. If however DM-nucleus scattering leads to…

High Energy Physics - Phenomenology · Physics 2018-09-12 Matthew J. Dolan , Felix Kahlhoefer , Christopher McCabe

Dark matter (DM) plays a crucial role in explaining the observed astrophysical anomalies, galaxy rotation curves, and other fundamental characteristics of the Universe. Many extensions of the Standard Model (SM), such as the dark…

High Energy Physics - Experiment · Physics 2025-10-16 Vindhyawasini Prasad

The signals from outer space and their detection have been playing an important role in particle physics, especially in discoveries of and searches for physics beyond the Standard Model (BSM); beyond the evidence of dark matter (DM), for…

High Energy Physics - Phenomenology · Physics 2022-09-16 J. Berger , D. Brailsford , K. Choi , J. I. Crespo-Anadón , Y. Cui , A. Das , J. A. Dror , A. Habig , Y. Itow , E. Kearns , D. Kim , J. -C. Park , G. Petrillo , C. Rott , M. Sen , V. Takhistov , Y. -T. Tsai , J. Yu

One of the predictions of the $\Lambda$CDM cosmological framework is the hierarchical formation of structure, giving rise to dark matter (DM) halos and subhalos. When the latter are massive enough they retain gas (i.e., baryons) and become…

We propose a novel dark matter (DM) detection strategy for the models with non-minimal dark sector. The main ingredients in the underlying DM scenario are a boosted DM particle and a heavier dark sector state. The relativistic DM impinged…

High Energy Physics - Phenomenology · Physics 2017-10-25 Doojin Kim , Jong-Chul Park , Seodong Shin

High energy particles are produced by the annihilation of dark matter particles in our galaxy. These are presently searched for using balloon-borne antiproton and positron detectors and large area, deep underground neutrino telescopes. Dark…

High Energy Physics - Phenomenology · Physics 2016-09-01 F. Halzen , J. E Jacobsen

While many interactions of dark matter (DM) with the standard model (SM) affect direct detection and LHC searches, there are only a few operators generating annihilation of DM into photons. All of these operators, except four of them, give…

High Energy Physics - Phenomenology · Physics 2014-12-24 Andreas Crivellin , Ulrich Haisch

We present a comprehensive framework for interpreting electron recoil signals induced by fast-moving dark matter (DM), applicable across a wide range of theoretically motivated models. Amid both null results in conventional weakly…

High Energy Physics - Phenomenology · Physics 2025-11-07 Haider Alhazmi , Doojin Kim , Kyoungchul Kong , Aishah Sumayli
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