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Related papers: Dark-Matter Harmonics Beyond Annual Modulation

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Owing to the renewed interest in dark matter after the upgrade of the large hadron collider and its dedication to dark matter research it is timely to reassess the whole problem. Considering dark matter is one way to reconcile the…

Astrophysics of Galaxies · Physics 2018-02-06 Werner A. Hofer

Cosmological observations offer unique and robust avenues for probing the fundamental nature of dark matter particles-they broadly test a range of compelling theoretical scenarios, often surpassing or complementing the reach of terrestrial…

Decoherence describes the tendency of quantum sub-systems to dynamically lose their quantum character. This happens when the quantum sub-system of interest interacts and becomes entangled with an environment that is traced out. For ordinary…

General Relativity and Quantum Cosmology · Physics 2020-07-28 Itamar Allali , Mark P. Hertzberg

Directional detection is a promising Dark Matter search strategy. Taking advantage on the rotation of the Solar system around the galactic center through the Dark Matter halo, it allows to show a direction dependence of WIMP events that may…

Cosmology and Nongalactic Astrophysics · Physics 2016-11-15 F. Mayet , J. Billard , D. Santos

Direct detection is a powerful means of searching for particle physics evidence of dark matter (DM) heavier than about a GeV with $\mathcal O(kiloton)$ volume, low-threshold detectors. In many scenarios, some fraction of the DM may be…

High Energy Physics - Phenomenology · Physics 2024-11-08 Javier F. Acevedo , Joshua Berger , Peter B. Denton

The recent WMAP data have confirmed that exotic dark matter together with the vacuum energy (cosmological constant) dominate in the flat Universe. Thus the direct dark matter search, consisting of detecting the recoiling nucleus, is central…

High Energy Physics - Phenomenology · Physics 2016-09-06 J. D. Vergados , Amand Faessler

The cold dark matter spectrum on earth is expected to have peaks in velocity space. We obtain estimates for the sizes and locations of these peaks. To this end we have generalized the secondary infall model of galactic halo formation to…

Astrophysics · Physics 2010-11-30 P. Sikivie , I. I. Tkachev , Yun Wang

The DAMA/LIBRA experiment searches for evidence of Dark Matter scattering off nuclei. Data from DAMA show 9.2 sigma evidence for an annual modulation, consistent with Dark Matter having a cross section around 2x10^(-40) cm^2. However this…

High Energy Physics - Phenomenology · Physics 2014-08-22 Jonathan H. Davis

Inelastic dark matter (IDM) models feature an energy threshold for scattering with Standard Model particles, which enables their consistency with the increasingly stringent limits placed by direct detection experiments. In a typical…

High Energy Physics - Phenomenology · Physics 2025-10-15 Zamiul Alam , Christopher V. Cappiello , Francesc Ferrer

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

The theoretical interpretation of dark matter (DM) experiments is hindered by uncertainties on the dark matter density and velocity distribution inside the Solar System. In order to quantify those uncertainties, we present a parameter that…

High Energy Physics - Phenomenology · Physics 2018-12-14 Alejandro Ibarra , Bradley J. Kavanagh , Andreas Rappelt

With the recent discoveries of hundreds of extrasolar planets, the search for planets like Earth and life in the universe, is quickly gaining momentum. In the future, large space observatories could directly detect the light scattered from…

Astrophysics · Physics 2009-11-13 E. Palle , Eric B. Ford , S. Seager , P. Montanes-Rodriguez , M. Vazquez

At sufficiently low nuclear recoil energy, the scattering of dark matter (DM) in crystals gives rise to single phonon and multiphonon excitations. In anisotropic crystals, the scattering rate into phonons modulates over each sidereal day as…

High Energy Physics - Phenomenology · Physics 2024-11-07 Connor Stratman , Tongyan Lin

Observations show that the underlying rotation curves at intermediate radii in spiral and low-surface brightness galaxies are nearly universal. Further, in these same galaxies, the product of the central density and the core radius…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-11 F. D. A. Hartwick

In this article, I summarize and discuss the body of evidence which has accumulated in favor of dark matter in the form of approximately 10 GeV particles. This evidence includes the spectrum and angular distribution of gamma rays from the…

Cosmology and Nongalactic Astrophysics · Physics 2012-01-09 Dan Hooper

A small admixture of dark matter gravitationally bound to the proto-Solar gas cloud could be adiabatically contracted into Earth-crossing orbits with a local density comparable to (or even exceeding) the Galactic halo density. We show that…

High Energy Physics - Phenomenology · Physics 2020-07-23 Noah B. Anderson , Angelina Partenheimer , Timothy D. Wiser

Exotic dark matter together with dark energy or cosmological constant seem to dominate in the Universe. An even higher density of such matter seems to be gravitationally trapped in our Galaxy. The nature of dark matter can be unveiled only,…

Nuclear Theory · Physics 2009-09-29 J. D. Vergados

Various issues related to the direct detection of supersymmetric dark matter are reviewed. Such are: 1) Construction of supersymmetric models with a number of parameters, which are constrained from the data at low energies as well as…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. D. Vergados

The differential event rate for direct detection of dark matter, both the time averaged and the modulated one due to the motion of the Earth, are discussed. The calculations focus on relatively light cold dark matter candidates (WIMP) and…

High Energy Physics - Phenomenology · Physics 2015-05-30 J. D. Vergados

The effects of a possible rotation of the galactic dark halo on the calculation of the direct detection rates for particle dark matter are analyzed, with special attention to the extraction of the upper limits on the WIMP--nucleon scalar…

High Energy Physics - Phenomenology · Physics 2010-11-19 F. Donato , N. Fornengo , S. Scopel