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When comparing constraints on the Weakly Interacting Massive Particle (WIMP) properties from direct and indirect detection experiments it is crucial that the assumptions made about the dark matter (DM) distribution are realistic and…

Cosmology and Nongalactic Astrophysics · Physics 2016-08-24 David G. Cerdeno , Mattia Fornasa , Anne M. Green , Miguel Peiro

Background: The most significant source of background in direct dark matter searches are neutrons that scatter elastically from nuclei in the detector's sensitive volume. Experimental data for the elastic scattering cross section of…

Nuclear Experiment · Physics 2013-05-29 S. MacMullin , M. Kidd , R. Henning , W. Tornow , C. R. Howell , M. Brown

We revisit dark matter (DM) capture in celestial objects, including the impact of multiple scattering, and obtain updated constraints on the DM-proton cross section using observations of white dwarfs. Considering a general form for the…

High Energy Physics - Phenomenology · Physics 2024-06-13 Basudeb Dasgupta , Aritra Gupta , Anupam Ray

The direct detection of particle dark matter through its scattering with nucleons is of fundamental importance to understand the nature of DM. In this work, we propose that the high-energy neutrino detectors like IceCube can be used to…

High Energy Astrophysical Phenomena · Physics 2020-10-26 Gang Guo , Yue-Lin Sming Tsai , Meng-Ru Wu

The latest XENON100 data severely constrains dark matter elastic scattering off nuclei, leading to impressive upper limits on the spin-independent cross-section. The main goal of this paper is to stress that the same data set has also an…

High Energy Physics - Phenomenology · Physics 2013-03-13 Mathias Garny , Alejandro Ibarra , Miguel Pato , Stefan Vogl

In the Next-to-Minimal Supersymmetric Standard Model, a bino-like LSP can be as light as a few GeV and satisfy WMAP constraints on the dark matter relic density in the presence of a light CP-odd Higgs scalar. We study upper bounds on the…

High Energy Physics - Phenomenology · Physics 2014-11-21 Debottam Das , Ulrich Ellwanger

Dark matter candidates comprising several sub-states separated by a small mass gap, and coupled to the Standard Model by (sub-)GeV force carriers, can exhibit non-trivial scattering interactions in direct detection experiments. We analyze…

High Energy Physics - Phenomenology · Physics 2009-07-09 Brian Batell , Maxim Pospelov , Adam Ritz

Coherent elastic neutrino-nucleus (CE$\nu$NS) and elastic neutrino-electron scattering (E$\nu$ES) data are exploited to constrain ``chiral'' $U(1)_{X}$ gauged models with light vector mediator mass. These models fall under a distinct class…

High Energy Physics - Phenomenology · Physics 2025-04-17 Anirban Majumdar , Dimitrios K. Papoulias , Hemant Prajapati , Rahul Srivastava

Measurements from the Gaia satellite have greatly increased our knowledge of the dark matter velocity distributions in the Solar neighborhood. There is evidence for multiple cold structures nearby, including a high-velocity stream…

High Energy Physics - Phenomenology · Physics 2019-10-03 Matthew R. Buckley , Gopolang Mohlabeng , Christopher W. Murphy

Dark matter experiments primarily search for the scattering of WIMPs on target nuclei of well shielded underground detectors. The results from liquid scintillator experiments furthermore provide precise probes of very light and very weakly…

High Energy Physics - Phenomenology · Physics 2015-10-19 Haipeng An , Kaixuan Ni , Maxim Pospelov , Josef Pradler , Adam Ritz

A new method is proposed for extracting limits on spin-dependent WIMP-nucleon interaction cross sections from direct detection dark matter experiments. The new method has the advantage that the limits on individual WIMP-proton and…

High Energy Physics - Phenomenology · Physics 2009-10-31 D. R. Tovey , R. J. Gaitskell , P. Gondolo , Y. Ramachers , L. Roszkowski

If dark matter (DM) is a fermion and its interactions with the standard model particles are mediated by pseudoscalar particles, the tree-level amplitude for the DM-nucleon elastic scattering is suppressed by the momentum transfer in the…

High Energy Physics - Phenomenology · Physics 2019-03-20 Tomohiro Abe , Motoko Fujiwara , Junji Hisano

We investigate the reconstruction capabilities of Dark Matter mass and spin-independent cross-section from future ton-scale direct detection experiments using germanium, xenon or argon as targets. Adopting realistic values for the exposure,…

Cosmology and Nongalactic Astrophysics · Physics 2011-06-21 Miguel Pato , Laura Baudis , Gianfranco Bertone , Roberto Ruiz de Austri , Louis E. Strigari , Roberto Trotta

The direct detection of neutralino dark matter is analysed in general supergravity scenarios, where non-universal soft scalar and gaugino masses can be present. In particular, the theoretical predictions for the neutralino-nucleon cross…

High Energy Physics - Phenomenology · Physics 2009-11-11 S. Baek , D. G. Cerdeno , Y. G. Kim , P. Ko , C. Munoz

Dark matter might be in the form of a dark plasma in the Milky Way halo. Specifically, we consider here a hidden sector consisting of a light `dark electron' and a much heavier `dark proton', each charged under an unbroken $U(1)'$ gauge…

High Energy Physics - Phenomenology · Physics 2021-02-03 Lei Zu , R. Foot , Yi-Zhong Fan , Lei Feng

A well-studied possibility is that dark matter may reside in a sector secluded from the Standard Model, except for the so-called photon portal: kinetic mixing between the ordinary and dark photons. Such interactions can be probed at dark…

High Energy Physics - Phenomenology · Physics 2017-07-26 Timon Emken , Chris Kouvaris , Ian M. Shoemaker

In this paper, we study the recent excess of low energy events observed by the CoGeNT collaboration and the annual modulation reported by the DAMA/LIBRA collaboration, and discuss whether these signals could both be the result of the same…

High Energy Physics - Phenomenology · Physics 2010-12-24 Dan Hooper , J. I. Collar , Jeter Hall , Dan McKinsey , Chris Kelso

We study the probing prospects of cosmic ray boosted dark matter (DM) in the framework of simplified electron-philic dark photon model. Focusing on the dark matter and dark photon masses around keV $\sim $ MeV scale, we consider the bounds…

High Energy Physics - Phenomenology · Physics 2023-02-13 Jinmian Li , Junle Pei , Cong Zhang

We propose a novel direct detection concept to search for dark matter with 100~keV to 100~MeV masses. Such dark matter can scatter off molecules in a gas and transfer an $\mathcal{O}(1)$ fraction of its kinetic energy to excite a…

High Energy Physics - Phenomenology · Physics 2019-11-20 Rouven Essig , Jesús Pérez-Ríos , Harikrishnan Ramani , Oren Slone

We present and compare several cosmological constraints on the cross section for elastic scattering between dark matter (DM) and baryons, for cross sections with a range of power-law dependences on the DM-baryon relative velocity $v$,…

Cosmology and Nongalactic Astrophysics · Physics 2018-07-18 Tracy R. Slatyer , Chih-Liang Wu
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