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Related papers: Direct detection of non-galactic light dark matter

200 papers

Dark matter detectors built primarily to probe elastic scattering of WIMPs on nuclei are also precise probes of light, weakly coupled particles that may be absorbed by the detector material. In this paper, we derive constraints on the…

High Energy Physics - Phenomenology · Physics 2015-07-23 Haipeng An , Maxim Pospelov , Josef Pradler , Adam Ritz

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

Direct detection experiments rule out fermion dark matter that is a chiral representation of the electroweak gauge group. Non-chiral real, complex and singlet representations, however, provide viable fermion dark matter candidates. Although…

High Energy Physics - Phenomenology · Physics 2009-09-17 Rouven Essig

The Milky Way Galaxy contains a large, spherical component which is believed to harbor a substantial amount of unseen matter. Recent observations indirectly suggest that as much as half of this ``dark matter'' may be in the form of old,…

Astrophysics · Physics 2009-10-12 B. R. Oppenheimer , N. C. Hambly , A. P. Digby , S. T. Hodgkin , D. Saumon

Indirect searches for dark matter are based on detecting an anomalous flux of photons, neutrinos or cosmic-rays produced in annihilations or decays of dark matter candidates gravitationally accumulated in heavy cosmological objects, like…

High Energy Astrophysical Phenomena · Physics 2020-10-09 Carlos Pérez de los Heros

We determine the prospects for direct and indirect detection of thermal relic neutralinos in supersymmetric theories with multi-TeV squarks and sleptons. We consider the concrete example of the focus point region of minimal supergravity,…

High Energy Physics - Phenomenology · Physics 2014-10-01 Patrick Draper , Jonathan Feng , Philipp Kant , Stefano Profumo , David Sanford

Indirect detection of dark matter is a major avenue for discovery. However, baryonic backgrounds are diverse enough to mimic many possible signatures of dark matter. In this work, we study the newly proposed technique of dark matter…

Cosmology and Nongalactic Astrophysics · Physics 2017-08-07 Devon Powell , Ranjan Laha , Kenny C. Y. Ng , Tom Abel

We study the possible indirect neutrino signal from dark matter annihilations inside the solar interior for relatively light dark matter masses in the O(10) GeV range. Due to their excellent energy reconstruction capabilities, we focus on…

High Energy Physics - Phenomenology · Physics 2015-06-15 Mattias Blennow , Marcus Carrigan , Enrique Fernandez Martinez

The center of the Milky Way is one of the most interesting regions of the $\gamma$-ray sky because of the potential for indirect dark matter (DM) detection. It is also complicated due to the many sources and uncertainties associated with…

High Energy Physics - Phenomenology · Physics 2014-10-10 German A. Gomez-Vargas

In the last few years many advances have been made in the field of dark matter direct detection. In this article I will review the progress and status of experiments that employ detection techniques that do not use noble liquids. First, I…

Instrumentation and Methods for Astrophysics · Physics 2014-11-21 J. Cooley

Beginning with a set of simplified models for spin-0, spin-$\half$, and spin-1 dark matter candidates using completely general Lorentz invariant and renormalizable Lagrangians, we derive the full set of non-relativistic operators and…

High Energy Physics - Phenomenology · Physics 2015-09-23 James B. Dent , Lawrence M. Krauss , Jayden L. Newstead , Subir Sabharwal

One can expect accessible lower bounds for dark matter detection rate due to restrictions on masses of the SUSY-partners. To explore this correlation one needs a new-generation large-mass detector. The absolute lower bound for detection…

High Energy Physics - Phenomenology · Physics 2009-11-07 V. A. Bednyakov

Directional detection is an important way to detect dark matter. An input to these experiments is the dark matter velocity distribution. Recent hydrodynamical simulations have shown that the dark matter velocity distribution differs…

Cosmology and Nongalactic Astrophysics · Physics 2018-02-12 Ranjan Laha

We consider the production of a "fast flux" of hypothetical millicharged particles (mCPs) in the interstellar medium (ISM). We consider two possible sources induced by cosmic rays: (a) $pp\rightarrow$(meson)$\rightarrow$(mCP) which adds to…

High Energy Physics - Phenomenology · Physics 2021-05-19 Roni Harnik , Ryan Plestid , Maxim Pospelov , Harikrishnan Ramani

We use FIRE-2 zoom simulations of Milky Way size disk galaxies to derive easy-to-use relationships between the observed circular speed of the Galaxy at the Solar location, $v_\mathrm{c}$, and dark matter properties of relevance for direct…

Astrophysics of Galaxies · Physics 2024-08-15 Patrick G. Staudt , James S. Bullock , Michael Boylan-Kolchin , David Kirkby , Andrew Wetzel , Xiaowei Ou

Dark matter is poorly constrained by direct detection experiments at masses below 1 MeV. This is an important target for the next generation of experiments, and several methods have been proposed to probe this mass range. One class of such…

High Energy Physics - Phenomenology · Physics 2020-07-31 Benjamin V. Lehmann , Stefano Profumo

Directional detection of WIMPs, in which the energies and directions of the recoiling nuclei are measured, currently presents the only prospect for probing the local velocity distribution of Galactic dark matter. We investigate the extent…

Cosmology and Nongalactic Astrophysics · Physics 2014-12-11 Ciaran A. J. O'Hare , Anne M. Green

We investigate a possibility of neutralino dark matter (DM) direct detection in the future electron accelerators. That is counting of high p_T electron recoil events by neutralinos in halo. If selectron and neutralino masses would be…

High Energy Physics - Phenomenology · Physics 2007-05-23 Junji Hisano , Minoru Nagai , Mihoko M. Nojiri , Masato Senami

We revisit the simplest model for dark matter. In this context the dark matter candidate is a real scalar field which interacts with the Standard Model particles through the Higgs portal. We discuss the relic density constraints as well as…

High Energy Physics - Phenomenology · Physics 2016-06-29 Michael Duerr , Pavel Fileviez Perez , Juri Smirnov

Indirect detection is one of the most powerful methods to search for annihilating dark matter. In this work, we investigate the impact of non-perturbative effects in the indirect detection of dark matter. For this purpose we utilize a…

High Energy Physics - Phenomenology · Physics 2024-03-29 Simone Biondini , Julian Bollig , Stefan Vogl