English
Related papers

Related papers: Extracting Dark-Matter Mass from Angular Scanning

200 papers

Precision astrometry offers a way to probe new physics. By measuring the angular position of light sources at unprecedented precision, astrometry could probe minuscule fluctuations of underlying spacetime. This work explores the possibility…

High Energy Physics - Phenomenology · Physics 2024-06-07 Hyungjin Kim

Velocity distribution of dark matter is assumed to be isotropic in most cases, however, anisotropy is suggested in some simulations. Directional direct detection of dark matter is a hopeful way to discriminate the anisotropy of dark matter…

Cosmology and Nongalactic Astrophysics · Physics 2020-07-10 Keiko I. Nagao

Dark matter with MeV scale mass is difficult to detect with standard direct search detectors. However, they can be searched for by considering the up-scattering of kinetic energies by cosmic rays. Because the dark matter density is higher…

Cosmology and Nongalactic Astrophysics · Physics 2023-08-01 Keiko I. Nagao , Satoshi Higashino , Tatsuhiro Naka , Kentaro Miuchi

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

We present some theoretical results relevant to the direct dark matter detection experiments, paying particular attention to directional experiments, i.e. experiments in which, not only the energy but the direction of the recoiling nucleus…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 J. D. Vergados , Ch. C. Moustakidis

Dark matter particles can be captured by the sun with rates that depend on the dark matter mass and the DM-nucleon cross section. However, for masses below $\sim 3.3$ GeV, the captured dark matter particles evaporate, leading to an…

High Energy Physics - Phenomenology · Physics 2015-10-07 Chris Kouvaris

Direct detection of dark matter with directional sensitivity offers not only measurement of both recoil energy and direction of dark matter, but also a way to understand dark matter distribution in the Galaxy. Maxwell distribution is…

High Energy Physics - Phenomenology · Physics 2015-06-18 Keiko I. Nagao

Next-generation dark matter direct detection experiments will explore several orders of magnitude in the dark matter--nucleus scattering cross section below current upper limits. In case a signal is discovered the immediate task will be to…

High Energy Physics - Phenomenology · Physics 2019-10-14 Juan Herrero-Garcia , Yannick Müller , Thomas Schwetz

Ultralight dark matter induces time-dependent perturbations in the spacetime metric, enabling its gravitational direct detection. In this work, we propose using astrometry to detect dark matter. After reviewing the calculation of the metric…

High Energy Physics - Phenomenology · Physics 2025-08-06 Jeff A. Dror , Sarunas Verner

We propose a new strategy to directly detect light particle dark matter that has long-ranged interactions with ordinary matter. The approach involves distorting the local flow of dark matter with time-varying fields and measuring these…

High Energy Physics - Phenomenology · Physics 2020-01-08 Asher Berlin , Raffaele Tito D'Agnolo , Sebastian A. R. Ellis , Philip Schuster , Natalia Toro

Exotic dark matter together with the vacuum energy (cosmological constant) seem to dominate in the flat Universe. Thus direct dark matter detection is central to particle physics and cosmology. Supersymmetry provides a natural dark matter…

High Energy Physics - Phenomenology · Physics 2009-11-10 J. D. Vergados

Directional detection is a promising search strategy to discover galactic Dark Matter. 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…

Instrumentation and Methods for Astrophysics · Physics 2010-09-29 J. Billard , F. Mayet , D. Santos

We study the indirect detection of dark matter when the local dark matter velocity distribution depends upon position, as expected for the Milky Way and its dwarf spheroidal satellites, and the annihilation cross-section is not purely…

High Energy Astrophysical Phenomena · Physics 2015-06-16 Francesc Ferrer , Daniel R. Hunter

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 detection, consisting of detecting the recoiling nucleus, is…

High Energy Physics - Phenomenology · Physics 2011-07-19 J. D. Vergados

We attempt to estimate the uncertainty in the constraints on the spin independent dark matter-nucleon cross section due to our lack of knowledge of the dark matter phase space in the galaxy. We fit the density of dark matter before…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 Malcolm Fairbairn , Tom Douce , Jace Swift

Exotic dark matter together with the vacuum energy (cosmological constant) seem to dominate in the flat Universe. Thus direct dark matter detection is central to particle physics and cosmology. Supersymmetry provides a natural dark matter…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. D. Vergados

Directional detection of dark matter is the next generation experiment, which is expected to have better back ground rejection efficiency than conventional direct search. Another intriguing possibility of the experiment by means of the…

High Energy Physics - Phenomenology · Physics 2014-12-16 Keiko I. Nagao

Dark matter comprises the bulk of the matter in the universe but its particle nature and cosmological origin remain mysterious. Knowledge of the dark matter density distribution in the Milky Way Galaxy is crucial to both our understanding…

Exotic dark matter together with the vacuum energy (associated with the cosmological constant) seem to dominate in the Universe. Thus its direct detection is central to particle physics and cosmology. Supersymmetry provides a natural dark…

Astrophysics · Physics 2009-11-07 J. D. Vergados

We propose here a set of new methods to directly detect light mass dark matter through its scattering with abundant atmospheric muons or accelerator beams. Firstly, we plan to use the free cosmic-ray muons interacting with dark matter in a…

‹ Prev 1 2 3 10 Next ›