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There exists a general model framework where dark matter can be a vanilla WIMP-like thermal relic with a mass of ${\cal O}$(100 GeV), but it still escapes direct detection. This happens, if the dark matter particle is a Goldstone boson…

High Energy Physics - Phenomenology · Physics 2019-05-01 Tommi Alanne , Matti Heikinheimo , Venus Keus , Niko Koivunen , Kimmo Tuominen

The search for weakly interacting massive particles (WIMPs) by direct detection faces an encroaching background due to coherent neutrino-nucleus scattering. As the sensitivity of these experiments improves, the question of how to best…

Cosmology and Nongalactic Astrophysics · Physics 2015-09-21 Ciaran A. J. O'Hare , Anne M. Green , Julien Billard , Enectali Figueroa-Feliciano , Louis E. Strigari

We consider a Dark Matter candidate particle of spin 3/2 with neutrino-like Standard Model strength interactions. In the Majorana case, the particle can account for all of the Dark Matter for a range of masses between 70-160 GeV, depending…

High Energy Physics - Phenomenology · Physics 2014-04-02 Konstantin G. Savvidy , J. D. Vergados

In a recent paper, four of the present authors proposed a class of dark matter models where generalized parity symmetry leads to equality of dark matter abundance with baryon asymmetry of the Universe and predicts dark matter mass to be…

High Energy Physics - Phenomenology · Physics 2015-03-14 Haipeng An , Shao-Long Chen , Rabindra N. Mohapatra , Shmuel Nussinov , Yue Zhang

We consider the prospects to use polarized dark-matter detectors to discriminate between various dark-matter models. If WIMPs are fermions and participate in parity-violating interactions with ordinary matter, then the recoil-direction and…

Cosmology and Nongalactic Astrophysics · Physics 2012-12-20 Chi-Ting Chiang , Marc Kamionkowski , Gordan Z. Krnjaic

Directional detection of non-baryonic DarkMatter is a promising search strategy for discriminating WIMP events from background ones. This strategy requires both a measurement of the recoil energy down to a few keV and 3D reconstruction of…

Instrumentation and Methods for Astrophysics · Physics 2011-11-08 D. Santos , J. Billard , G. Bosson , J. L. Bouly , O. Bourrion , Ch. Fourel , O. Guillaudin , F. Mayet , J. P. Richer , A. Delbart , E. Ferrer , I. Giomataris , F. J. Iguaz , J. P. Mols , C. Golabek , L. Lebreton

An ever-increasing body of evidence suggests that weakly interacting massive particles (WIMPs) constitute the bulk of the matter in the Universe. We illustrate how experimental data, dimensional analysis and Standard Model particle physics…

Astrophysics · Physics 2007-05-23 F. Halzen

The velocity distribution of the dark matter particles on the outskirts of the Solar System remains unclear. We suggest to determine it using experimentally found properties of the oldest halo objects. Indeed, the oldest halo stars and…

High Energy Astrophysical Phenomena · Physics 2015-05-27 Anton N. Baushev

Directional dark matter detectors will be able to record the recoil momentum spectrum of nuclei hit by dark matter WIMPs. We show that the recoil momentum spectrum is the Radon transform of the WIMP velocity distribution. This allows us to…

High Energy Physics - Phenomenology · Physics 2009-11-07 Paolo Gondolo

The detection of dark matter is central to particle physics and cosmology. Current fashionable supersymmetric models provide a dark matter candidate, the lightest supersymmetric particle (LSP). When combined with fairly well understood…

Astrophysics · Physics 2007-05-23 J. D. Vergados

Direct detection of Weakly Interacting Massive Particle (WIMP) candidates of Dark Matter (DM) is studied within the context of a self-consistent truncated isothermal model of the finite-size dark halo of the Galaxy based on the "King model"…

Cosmology and Nongalactic Astrophysics · Physics 2014-01-03 Soumini Chaudhury , Pijushpani Bhattacharjee , Ramanath Cowsik

A low pressure time projection chamber for the detection of WIMPs is discussed. Discrimination against Compton electron background in such a device should be very good, and directional information about the recoil atoms would be obtainable.…

By correlating nuclear recoil directions with the Earth's direction of motion through the Galaxy, a directional dark matter detector can unambiguously detect Weakly Interacting Massive Particles (WIMPs), even in the presence of backgrounds.…

Exotic dark matter together with the vacuum energy or cosmological constant seem to dominate in the Universe. An even higher density of such matter seems to be gravitationally trapped in the Galaxy. Thus its direct detection is central to…

High Energy Physics - Phenomenology · Physics 2014-11-17 J. D. Vergados

Dark matter direct detection experiments are designed to look for the scattering of dark matter particles that are assumed to move with virial velocities $\sim 10^{-3}$. At these velocities, the energy deposition in the detector is large…

High Energy Physics - Phenomenology · Physics 2022-08-12 Julien Billard , Matt Pyle , Surjeet Rajendran , Harikrishnan Ramani

Reducing theoretical uncertainties in Galactic dark matter (DM) searches is an important challenge as several experiments are now delving into the parameter space relevant to popular (particle or not) candidates. Since many DM signal…

Astrophysics of Galaxies · Physics 2020-10-20 Thomas Lacroix , Arturo Núñez-Castiñeyra , Martin Stref , Julien Lavalle , Emmanuel Nezri

Various methods of searching for supersymmetric dark matter are sensitive to WIMPs with different properties. One consequence of this is that the phenomenology of dark matter detection can vary dramatically in different supersymmetric…

High Energy Physics - Phenomenology · Physics 2009-11-10 Dan Hooper , Lian-Tao Wang

We present a detailed analysis of the effect of an observationally determined dark matter (DM) velocity distribution function (VDF) of the Milky Way (MW) on DM direct detection rates. We go beyond local kinematic tracers and use rotation…

High Energy Physics - Phenomenology · Physics 2019-07-17 Sayan Mandal , Subhabrata Majumdar , Vikram Rentala , Ritoban Basu Thakur

The status and prospects of the experimental efforts in the detection of Particle Dark Matter is reviewed. Emphasis is put in the direct searches for WIMPs (Weakly Interacting Massive Particles), outlining the various strategies and…

Astrophysics · Physics 2007-05-23 Angel Morales

Particles weakly interacting with ordinary matter, with an associated mass of the order of an atomic nucleus (WIMPs), are plausible candidates for Dark Matter. The direct detection of an elastic collision of a target nuclei induced by one…

Instrumentation and Methods for Astrophysics · Physics 2016-08-01 C. Couturier , O. Guillaudin , F. Naraghi , Q. Riffard , D. Santos , N. Sauzet , P. Colas , E. Ferrer Ribas , I. Giomataris , J. Busto , D. Fouchez , C. Tao , N. Zhou