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In this paper, as the third part of the third step of our study on developing data analysis procedures for using 3-dimensional information offered by directional direct Dark Matter detection experiments in the future, we introduce a…

High Energy Astrophysical Phenomena · Physics 2021-03-15 Chung-Lin Shan

We provide new constraints on the dark matter halo density profile of Milky Way (MW) dwarf spheroidal galaxies (dSphs) using the phase-space distribution function (DF) method. After assessing the systematics of the approach against mock…

Astrophysics of Galaxies · Physics 2024-05-31 Kevin E. Andrade , Manoj Kaplinghat , Mauro Valli

Possible interactions of dark matter (DM) with Standard Model (SM) particles can be tested with spectral distortions (SDs) of the cosmic microwave background (CMB). In particular, a non-relativistic DM particle that scatters elastically…

Cosmology and Nongalactic Astrophysics · Physics 2021-03-03 Yacine Ali-Haïmoud

We study the impact of the assumed velocity distribution of galactic dark matter particles on the interpretation of results from nuclear recoil detectors. By converting experimental data to variables that make the astrophysical unknowns…

High Energy Physics - Phenomenology · Physics 2012-03-01 Mads T. Frandsen , Felix Kahlhoefer , Christopher McCabe , Subir Sarkar , Kai Schmidt-Hoberg

Recently, the importance of the electronic many-body effect in the dark matter (DM) detection has been recognized and a coherent formulation of the DM-electron scattering in terms of the dielectric response of the target material has been…

High Energy Physics - Phenomenology · Physics 2021-12-17 Zheng-Liang Liang , Chongjie Mo , Ping Zhang

A convincing identification of dark matter (DM) particles can probably be achieved only through a combined analysis of different detections strategies, which provides an effective way of removing degeneracies in the parameter space of DM…

High Energy Astrophysical Phenomena · Physics 2014-11-21 Pasquale D. Serpico , Gianfranco Bertone

The scattering of dark matter particles off nuclei in direct detection experiments can be described in terms of a multidimensional effective field theory (EFT). A new systematic analysis technique is developed using the EFT approach and…

Cosmology and Nongalactic Astrophysics · Physics 2017-04-26 H. E. Rogers , D. G. Cerdeno , P. Cushman , F. Livet , V. Mandic

A wide range of mechanisms predict present-day s-wave dark matter (DM) annihilation cross-sections that are orders of magnitude below current experimental sensitivity. We explore the capability of DM density spikes around the Milky Way's…

High Energy Physics - Phenomenology · Physics 2020-07-29 Barry T. Chiang , Stuart L. Shapiro , Jessie Shelton

We discuss formation of dark matter (DM) mini-halos around primordial black holes (PBHs) and its implication on DM direct detection experiments, including axion searches. Motivated by LIGO observations, we consider $f_{\textrm{DM}} \simeq…

Cosmology and Nongalactic Astrophysics · Physics 2020-06-26 Mark P. Hertzberg , Enrico D. Schiappacasse , Tsutomu T. Yanagida

The recent WMAP data have confirmed that exotic dark matter together with the vacuum energy (cosmological constant) dominate in the flat Universe. Modern particle theories naturally provide viable cold dark matter candidates with masses in…

Cosmology and Nongalactic Astrophysics · Physics 2009-12-17 J. D. Vergados , Ch. C. Moustakidis

The detection of the theoretically expected dark matter is central to particle physics cosmology. Current fashionable supersymmetric models provide a natural dark matter candidate which is the lightest supersymmetric particle (LSP). Such…

Astrophysics · Physics 2014-10-13 J. D. Vergados

Using a set of high-resolution N-body simulations, we extend the unified distribution model of cold dark matter (CDM) subhaloes to the warm dark matter(WDM) case. The same model framework combining the unevolved mass function, unevolved…

Cosmology and Nongalactic Astrophysics · Physics 2023-09-06 Feihong He , Jiaxin Han , Hongyu Gao , Jiajun Zhang

In the present paper we derive the density distribution of dark matter (DM) in a well-observed nearby disc galaxy, the Andromeda galaxy. From photometrical and chemical evolution models constructed in the first part of the study (Tamm,…

Astrophysics · Physics 2008-09-02 Elmo Tempel , Antti Tamm , Peeter Tenjes

The time-dependent modulation of the event rate in dark matter direct detection experiments, arising from the motion of the Earth with respect to the Galactic rest frame, is a distinctive signature whose observation is crucial for claiming…

High Energy Physics - Phenomenology · Physics 2026-02-19 Carlos Blanco , Joshua W. Foster , Yonatan Kahn , Benjamin Lillard

We present the projected sensitivity to non-relativistic Effective Field Theory (EFT) operators for Dark Matter (DM) direct detection using the QUEST-DMC experiment. QUEST-DMC employs superfluid Helium-3 as a target medium and measures…

In this study, we explore vector dark matter (DM) production in the early Universe focusing on a scenario with a low reheating temperature. One can achieve low reheat temperature in many ways, for example, by considering a longer lifetime…

High Energy Physics - Phenomenology · Physics 2025-09-24 Sarif Khan , Jongkuk Kim , Hyun Min Lee

The distribution of dark matter in dwarf galaxies can have important implications on our understanding of galaxy formation as well as the particle physics properties of dark matter. However, accurately characterizing the dark matter content…

Cosmology and Nongalactic Astrophysics · Physics 2021-09-01 Laura J. Chang , Lina Necib

Direct detection experiments utilizing electronic excitations are spearheading the search for light, sub-GeV, dark matter (DM). It is thus crucial to have accurate predictions for any DM-electron interaction rate in this regime. EXCEED-DM…

High Energy Physics - Phenomenology · Physics 2023-03-16 Tanner Trickle

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

We describe a simple dark sector structure which, if present, has implications for the direct detection of dark matter (DM): the Dark Sink. A Dark Sink transports energy density from the DM into light dark-sector states that do not…

High Energy Physics - Phenomenology · Physics 2024-10-02 Prudhvi N. Bhattiprolu , Robert McGehee , Aaron Pierce