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Inelastic dark matter reconciles the DAMA anomaly with other null direct detection experiments and points to a non-minimal structure in the dark matter sector. In addition to the dominant inelastic interaction, dark matter scattering may…

High Energy Physics - Phenomenology · Physics 2015-03-13 Mariangela Lisanti , Jay G. Wacker

Direct detection experiments aim at the detection of dark matter in the form of weakly interacting massive particles (WIMPs) by searching for signals from elastic dark matter nucleus scattering. Additionally, inelastic scattering in which…

High Energy Physics - Phenomenology · Physics 2020-01-08 G. Arcadi , C. Döring , C. Hasterok , S. Vogl

Direct dark matter detection focuses on elastic scattering of dark matter particles off nuclei. In this study, we explore inelastic scattering where the nucleus is excited to a low-lying state of 10-100 keV, with subsequent prompt…

Cosmology and Nongalactic Astrophysics · Physics 2014-01-01 L. Baudis , G. Kessler , P. Klos , R. F. Lang , J. Menendez , S. Reichard , A. Schwenk

The paper presents a novel approach to the description of the nonrelativistic weak interaction of a massive neutral particle (lepton) and a nucleus, in which the latter retains its integrity. The cross section of such a process is a sum of…

High Energy Physics - Phenomenology · Physics 2023-05-10 V. A. Bednyakov

It has been suggested that dark matter particles which scatter inelastically from detector target nuclei could explain the apparent incompatibility of the DAMA modulation signal (interpreted as evidence for particle dark matter) with the…

Sub-GeV dark matter particles evade standard direct detection studies since their typical energies in the galactic halo do not allow for detectable recoil of the heavy nuclei in the detectors. However, it was noted that if the dark matter…

High Energy Physics - Phenomenology · Physics 2024-09-11 Richie Diurba , Helena Kolešová , Gailyn Monroe

Astronomical and cosmological observations indicate that dark matter should interact very weakly with the electromagnetic radiation. Nevertheless, the existence of such interactions is not precluded by observations nor by theoretical…

High Energy Physics - Phenomenology · Physics 2025-03-11 Alejandro Ibarra , Merlin Reichard , Gaurav Tomar

For dark matter (DM) direct detections, the kinematic effects such as those of the inelastic scattering can play important role in light DM searches. The light DM detection is generally difficult because of its small recoil energy. But the…

High Energy Physics - Phenomenology · Physics 2024-10-02 Hong-Jian He , Yu-Chen Wang , Jiaming Zheng

Although we have yet to determine whether the DAMA data represents a true discovery of new physics, among such interpretations inelastic dark matter (IDM) can match the energy spectrum of DAMA very well while not contradicting the results…

High Energy Physics - Phenomenology · Physics 2009-08-17 Yanou Cui , David E. Morrissey , David Poland , Lisa Randall

Following the construction of the general effective theory for dark matter direct detection in 1203.3542, we perform an analysis of the experimental constraints on the full parameter space of elastically scattering dark matter. We review…

High Energy Physics - Phenomenology · Physics 2012-11-14 A. Liam Fitzpatrick , Wick Haxton , Emanuel Katz , Nicholas Lubbers , Yiming Xu

The DAMA collaboration have claimed to detect particle dark matter (DM) via an annual modulation in their observed recoil event rate. This appears to be in strong disagreement with the null results of other experiments if interpreted in…

Astrophysics · Physics 2014-11-18 John March-Russell , Christopher McCabe , Matthew McCullough

Self-interacting dark matter offers an interesting alternative to collisionless dark matter because of its ability to preserve the large-scale success of the cold dark matter model, while seemingly solving its challenges on small scales. We…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-12 Mark Vogelsberger , Jesus Zavala

The magnetic inelastic dark matter (MiDM) model, in which dark matter inelastically scatters off nuclei through a magnetic dipole interaction, has previously been shown to reconcile the DAMA/LIBRA annual modulation signal with null results…

Cosmology and Nongalactic Astrophysics · Physics 2015-03-17 Tongyan Lin , Douglas P. Finkbeiner

Dark matter can scatter and excite a nucleus to a low-lying excitation in a direct detection experiment. This signature is distinct from the canonical elastic scattering signal because the inelastic signal also contains the energy deposited…

High Energy Physics - Phenomenology · Physics 2016-05-24 Christopher McCabe

We explore the momentum and velocity dependent elastic scattering between the dark matter (DM) particles and the nuclei in detectors and the Sun. In terms of the non-relativistic effective theory, we phenomenologically discuss ten kinds of…

High Energy Physics - Phenomenology · Physics 2015-06-15 Wan-Lei Guo , Zheng-Liang Liang , Yue-Liang Wu

Dark matter interacting predominantly with leptons instead of nuclear matter has received a lot of interest recently. In this talk, we investigate the signals expected from such 'leptophilic Dark Matter' in direct detection experiments and…

High Energy Physics - Phenomenology · Physics 2010-11-08 Joachim Kopp , Viviana Niro , Thomas Schwetz , Jure Zupan

There exist well motivated models of particle dark matter which predominantly scatter inelastically off nuclei in direct detection experiments. This inelastic transition causes the DM to up-scatter in terrestrial experiments into an excited…

High Energy Physics - Phenomenology · Physics 2017-01-24 Joseph Bramante , Patrick J. Fox , Graham D. Kribs , Adam Martin

Discrete symmetries played a central role in elucidating the structure of the weak interactions, and they will probably be equally crucial regarding the interactions of the dark matter (DM) particle -- whose nature remains elusive. In this…

High Energy Physics - Phenomenology · Physics 2021-05-19 Riccardo Catena , Joakim Hagel , Carlos E. Yaguna

Exotic dark matter together with dark energy or cosmological constant seem to dominate in the Universe. An even higher density of such matter seems to be gravitationally trapped in our Galaxy. The nature of dark matter can be unveiled only,…

Nuclear Theory · Physics 2009-09-29 J. D. Vergados

The Weakly Interacting Massive Particles (WIMPs) are among the main candidates for the relic dark matter (DM). The idea of the direct DM detection relies on elastic in-dependent (SD) and spin-independent (SI) interaction of WIMPs with…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. A. Bednyakov , F. Simkovic , I. V. Titkova
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