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The field of dark matter detection is a highly visible and highly competitive one. In this paper, we propose recommendations for presenting dark matter direct detection results particularly suited for weak-scale dark matter searches,…

We describe the first results from two observational projects aimed at measuring the amount and spatial distribution of dark matter in distant early-type galaxies (E/S0s) and clusters of galaxies. At the galaxy scale, the Lenses Structure…

Astrophysics · Physics 2007-05-23 T. Treu , L. V. E. Koopmans , D. J. Sand , G. P. Smith , R. S. Ellis

We present a method to numerically estimate the densities of a discretely sampled data based on binary space partitioning tree. We start with a root node containing all the particles and then recursively divide each node into two nodes each…

Astrophysics · Physics 2015-06-24 Sanjib Sharma , Matthias Steinmetz

Directional detection of galactic Dark Matter offers a unique opportunity to identify Weakly Interacting Massive Particle (WIMP) events as such. Depending on the unknown WIMP-nucleon cross section, directional detection may be used to :…

Cosmology and Nongalactic Astrophysics · Physics 2013-12-30 F. Mayet , J. Billard

The lack of tangible evidence for non-gravitational interactions between dark and visible sectors drives the need for exploring new avenues of inferring dark matter properties through purely gravitational probes. In particular, addressing…

Astrophysics of Galaxies · Physics 2021-02-23 Mihael Petac

The majority of gamma-ray emission from Galactic dark matter annihilation is likely to be detected as a contribution to the diffuse gamma-ray background. I show that dark matter substructure in the halo of the Galaxy induces characteristic…

Astrophysics · Physics 2011-07-13 Jennifer M. Siegal-Gaskins

In Dark Matter direct detection we are facing the situation of some experiments reporting positive signals which are in conflict with limits from other experiments. Such conclusions are subject to large uncertainties introduced by the…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-23 Nassim Bozorgnia , Thomas Schwetz

Direct detection experiments searching for weakly interacting massive particle (WIMP) dark matter typically use a simplified model of the Galactic halo to derive parameter constraints. However, there is strong evidence that this Standard…

Cosmology and Nongalactic Astrophysics · Physics 2012-11-19 Bradley J. Kavanagh , Anne M. Green

Dark matter (DM) capture in stars offers a rich phenomenology that makes it possible to probe a wide variety of particle DM scenarios in diverse astrophysical environments. In spite of decades of improvements to refine predictions of…

Cosmology and Nongalactic Astrophysics · Physics 2021-02-02 José Lopes , Thomas Lacroix , Ilídio Lopes

Direct detection for sub-GeV dark matter is developing rapidly, with many novel experimental ideas and theoretical methods emerging. In this work, we extend the dielectric formalism for dark matter scattering to incorporate anisotropic…

High Energy Physics - Phenomenology · Physics 2023-07-26 Christian Boyd , Yonit Hochberg , Yonatan Kahn , Eric David Kramer , Noah Kurinsky , Benjamin V. Lehmann , To Chin Yu

Over the past decades, several ideas and technologies have been developed to directly detect WIMP from the galactic halo. All these detection strategies share the common goal of discriminating a WIMP signal from the residual backgrounds. By…

Instrumentation and Detectors · Physics 2015-06-23 J. Billard

Phenomenological aspects of simple dark matter models are studied. We discuss ways to discriminate the dark matter models in future experiments. We find that the measurements of the branching fraction of the Higgs boson into two photons and…

High Energy Physics - Phenomenology · Physics 2017-06-23 Tomohiro Abe , Ryuichiro Kitano , Ryosuke Sato

We extend the formalism of dark matter directional detection to arbitrary one-body dark matter-nucleon interactions. The new theoretical framework generalizes the one currently used, which is based on 2 types of dark matter-nucleon…

High Energy Physics - Phenomenology · Physics 2015-08-06 Riccardo Catena

The analysis of signals in directional dark matter (DM) detectors typically assumes that the directions of nuclear recoils can be measured in the Galactic rest frame. However, this is not possible with all directional detection…

Cosmology and Nongalactic Astrophysics · Physics 2017-10-18 Ciaran A. J. O'Hare , Bradley J. Kavanagh , Anne M. Green

An annual modulation in the event rate of the NaI detector of the DAMA collaboration has been used to infer the existence of particle dark matter in the Galactic halo. Bounds on the WIMP mass and WIMP-nucleon cross section have been…

High Energy Physics - Phenomenology · Physics 2010-02-03 Piero Ullio , Marc Kamionkowski

I discuss recent progress in dark matter searches, focusing in particular on how rigorous modeling the dark matter distribution in the Galaxy and in its satellite galaxies improves our interpretation of the limits on the annihilation and…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-11 Louis E. Strigari

We show that the momentum dependence of dark matter interactions with nuclei can be probed in direct detection experiments without knowledge of the dark matter velocity distribution. This is one of the few properties of DM microphysics that…

High Energy Physics - Phenomenology · Physics 2014-10-14 John F. Cherry , Mads T. Frandsen , Ian M. Shoemaker

Halo-independent methods for analyzing direct detection experiments can provide robust results while making no assumptions about the dark matter halo in our galaxy. We extend existing methods to the case of unbinned data, which is…

High Energy Physics - Phenomenology · Physics 2014-11-18 Yonatan Kahn

Searches for dark matter-induced recoils have made impressive advances in the last few years. Yet the field is confronted by several outstanding problems. First, the inevitable background of solar neutrinos will soon inhibit the conclusive…

Instrumentation and Detectors · Physics 2021-06-23 Sven E. Vahsen , Ciaran A. J. O'Hare , Dinesh Loomba

We derive the pairwise peculiar velocity distribution function of dark matter particles applying the dark matter halo approach. Unlike the previous work, we do not assume a Gaussian velocity distribution function of dark matter in a single…

Astrophysics · Physics 2015-06-24 Takeshi Kuwabara , Atsushi Taruya , Yasushi Suto
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