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In this article I review two data analysis methods for determining the mass (and eventually the spin-independent cross section on nucleons) of Weakly Interacting Massive Particles with positive signals from direct Dark Matter detection…

High Energy Physics - Phenomenology · Physics 2009-11-19 Chung-Lin Shan

We propose a test based on direct detection data that allows to determine if the dark matter particle is different from its antiparticle. The test requires the precise measurement of the dark matter spin-independent direct detection cross…

High Energy Physics - Phenomenology · Physics 2017-05-24 Farinaldo S. Queiroz , Werner Rodejohann , Carlos E. Yaguna

We study the case of multi-component dark matter, in particular how direct detection signals are modified in the presence of several stable weakly-interacting-massive particles. Assuming a positive signal in a future direct detection…

High Energy Physics - Phenomenology · Physics 2017-11-29 Juan Herrero-Garcia , Andre Scaffidi , Martin White , Anthony G. Williams

The interpretation of dark matter direct detection experiments is complicated by the fact that neither the astrophysical distribution of dark matter nor the properties of its particle physics interactions with nuclei are known in detail. To…

High Energy Physics - Phenomenology · Physics 2017-02-06 Felix Kahlhoefer , Sebastian Wild

The next generation of large scale WIMP direct detection experiments have the potential to go beyond the discovery phase and reveal detailed information about both the particle physics and astrophysics of dark matter. We report here on…

Cosmology and Nongalactic Astrophysics · Physics 2014-02-05 Jayden L. Newstead , Thomas D. Jacques , Lawrence M. Krauss , James B. Dent , Francesc Ferrer

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

Uncertainty in the local dark matter velocity distribution is a key difficulty in the analysis of data from direct detection experiments. Here we propose a new approach for dealing with this uncertainty, which does not involve any…

High Energy Physics - Phenomenology · Physics 2014-09-19 Brian Feldstein , Felix Kahlhoefer

We present a method to calculate, without making assumptions about the local dark matter velocity distribution, the maximal and minimal number of signal events in a direct detection experiment given a set of constraints from other direct…

High Energy Physics - Phenomenology · Physics 2017-09-06 Alejandro Ibarra , Andreas Rappelt

Direct detection experiments are poised to detect dark matter in the form of weakly interacting massive particles (WIMPs). The signals expected in these experiments depend on the ultra-local WIMP density and velocity distribution. Firstly…

Cosmology and Nongalactic Astrophysics · Physics 2012-02-14 Anne M. Green

Determining the dark matter (DM) mass is of paramount importance for understanding dark matter. We present a novel parametrization of the DM speed distribution which will allow the DM mass to be accurately measured using data from Weakly…

Cosmology and Nongalactic Astrophysics · Physics 2013-07-19 Bradley J. Kavanagh , Anne M. Green

Astrophysical uncertainties in dark matter direct detection experiments are typically addressed by parametrizing the velocity distribution in terms of a few uncertain parameters that vary around some central values. Here we propose a method…

High Energy Physics - Phenomenology · Physics 2025-01-20 Gonzalo Herrera , Andreas Rappelt

We propose an improved method to study recent and near-future dark matter direct detection experiments with small numbers of observed events. Our method determines in a quantitative and halo-independent way whether the experiments point…

High Energy Physics - Phenomenology · Physics 2015-03-24 Brian Feldstein , Felix Kahlhoefer

Forecasting the signal discrimination power of dark matter (DM) searches is commonly limited to a set of arbitrary benchmark points. We introduce new methods for benchmark-free forecasting that instead allow an exhaustive exploration and…

High Energy Physics - Phenomenology · Physics 2018-11-14 Thomas D. P. Edwards , Bradley J. Kavanagh , Christoph Weniger

Results from direct detection experiments are typically interpreted by employing an assumption about the dark matter velocity distribution, with results presented in the $m_\chi-\sigma_n$ plane. Recently methods which are independent of the…

High Energy Physics - Phenomenology · Physics 2015-10-14 Adam J. Anderson , Patrick J. Fox , Yonatan Kahn , Matthew McCullough

Dark Matter particles can be detected directly via their elastic scattering with nuclei. Next generation experiments can eventually find physical evidences about dark matter candidates. With this motivation in mind, we have calculated the…

High Energy Physics - Phenomenology · Physics 2022-02-09 K. J. Fushimi , M. M. Saez , M. E. Mosquera , O. Civitarese

The traditional methods of estimating the Dark Matter (DM) mass scale crucially depend on the assumptions about the interaction mechanism between the DM and the Standard Model (SM) sectors, making it challenging to achieve precise mass…

High Energy Physics - Phenomenology · Physics 2025-05-27 Bibhabasu De

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

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

From an assumed signal in a Dark Matter (DM) direct detection experiment a lower bound on the product of the DM--nucleon scattering cross section and the local DM density is derived, which is independent of the local DM velocity…

High Energy Physics - Phenomenology · Physics 2015-08-26 Mattias Blennow , Juan Herrero-Garcia , Thomas Schwetz , Stefan Vogl

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
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