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Celestial objects such as stars and planets might be able to capture a large amount of dark matter particles through dark matter-nucleon scattering. Many previous studies have considered different celestial objects such as the Sun and the…

High Energy Physics - Phenomenology · Physics 2022-03-30 Man Ho Chan , Chak Man Lee

Conventional dark matter direct detection experiments set stringent constraints on dark matter by looking for elastic scattering events between dark matter particles and nuclei in underground detectors. However these constraints weaken…

High Energy Physics - Phenomenology · Physics 2017-11-21 Timon Emken , Chris Kouvaris

We point out a new and largely model-independent constraint on the dark matter scattering cross section with nucleons, applying when this quantity is larger than for typical weakly interacting dark matter candidates. When the dark matter…

Astrophysics · Physics 2008-11-26 Gregory D. Mack , John F. Beacom , Gianfranco Bertone

If dark matter interacts too strongly with nuclei, it could be slowed to undetectable speeds in Earth's crust or atmosphere before ever reaching a detector. For sub-GeV dark matter, analytic approximations appropriate for heavier dark…

High Energy Physics - Phenomenology · Physics 2023-08-30 Christopher Cappiello

We explore the stopping effect that results from interactions between dark matter and nuclei as the dark matter particles travel undergound towards the detector. Although this effect is negligible for heavy dark matter particles, there is…

High Energy Physics - Phenomenology · Physics 2016-03-02 Chris Kouvaris

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

A large experimental program is underway to extend the sensitivity of direct detection experiments, searching for interaction of Dark Matter with nuclei, down to the neutrino floor. However, such experiments are becoming increasingly…

Cosmology and Nongalactic Astrophysics · Physics 2020-02-28 Sebastian Baum , Andrzej K. Drukier , Katherine Freese , Maciej Górski , Patrick Stengel

Coherent scattering of solar, atmospheric and diffuse supernovae neutrinos creates an irreducible background for direct dark matter experiments with sensitivities to WIMP-nucleon spin-independent scattering cross-sections of…

High Energy Physics - Phenomenology · Physics 2014-10-01 Philipp Grothaus , Malcolm Fairbairn , Jocelyn Monroe

The Earth-stopping effect plays a crucial role in the direct detection of sub-GeV dark matter. Besides the elastic scattering process, the quasi-elastic and deep inelastic scatterings between dark matter and nucleus that are usually…

High Energy Physics - Phenomenology · Physics 2023-08-16 Liangliang Su , Lei Wu , Ning Zhou , Bin Zhu

The majority of the matter in the universe is still unidentified and under investigation by both direct and indirect means. Many experiments searching for the recoil of dark-matter particles off target nuclei in underground laboratories…

High Energy Physics - Phenomenology · Physics 2015-10-28 Michael Klasen , Martin Pohl , Günter Sigl

We study direct detection bounds on cosmic ray-upscattered dark matter in simplified models including light mediators. We find that the energy dependence in the scattering cross section is significant, and produces stronger bounds than…

High Energy Physics - Phenomenology · Physics 2020-07-01 James B. Dent , Bhaskar Dutta , Jayden L. Newstead , Ian M. Shoemaker

GeV-scale dark matter particles with strong coupling to baryons evade the standard direct detection limits as they are efficiently stopped in the overburden and, consequently, are not able to reach the underground detectors. On the other…

High Energy Physics - Phenomenology · Physics 2022-11-15 Helena Kolesova

All attempts to directly detect particle dark matter (DM) scattering on nuclei suffer from the partial or total loss of sensitivity for DM masses in the GeV range or below. We derive novel constraints from the inevitable existence of a…

High Energy Physics - Phenomenology · Physics 2019-05-08 Torsten Bringmann , Maxim Pospelov

Strongly-interacting dark matter can be accumulated in large quantities inside the Earth, and for dark matter particles in a few GeV mass range, it can exist in large quantities near the Earth's surface. We investigate the constraints…

High Energy Physics - Phenomenology · Physics 2024-07-09 Yohei Ema , Maxim Pospelov , Anupam Ray

A variety of detectors has been proposed for dark matter direct detection, but most of them -- by the fact -- are still at R&D stage. In many cases, it is claimed that the lack of an adequate detectors' radio-purity might be compensated…

The recoil threshold of Direct Detection experiments limits the mass range of Dark Matter (DM) particles that can be detected, with most DD experiments being blind to sub-MeV DM particles. However, these light DM particles can be boosted to…

High Energy Physics - Phenomenology · Physics 2023-01-17 Debjyoti Bardhan , Supritha Bhowmick , Diptimoy Ghosh , Atanu Guha , Divya Sachdeva

Due to shielding, direct detection experiments are in some cases insensitive to dark matter candidates with very large scattering cross sections with nucleons. In this paper, we revisit this class of models, and derive a simple analytic…

High Energy Physics - Phenomenology · Physics 2018-06-13 Dan Hooper , Samuel D. McDermott

Certain strongly interacting dark matter candidates could have evaded detection, and much work has been done on constraining their parameter space. Recently, it was shown theoretically that the scattering cross section for $m_\chi \gtrsim…

High Energy Physics - Experiment · Physics 2021-03-11 Christopher V. Cappiello , J. I. Collar , John F. Beacom

In this Letter we explore the direct detection of the dark matter in the universe, assuming the dark matter particles are degenerate in mass with new colored particles below TeV scale. The scenario with such a mass spectrum is difficult to…

High Energy Physics - Phenomenology · Physics 2011-12-22 Junji Hisano , Koji Ishiwata , Natsumi Nagata

Direct searches for Dark Matter (DM) are continuously improving, probing down to lower and lower DM-nucleon interaction cross sections. For strongly-interacting massive particle (SIMP) Dark Matter, however, the accessible cross section is…

High Energy Physics - Phenomenology · Physics 2018-07-03 Bradley J. Kavanagh
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