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We present the first dedicated $\gamma$-ray analysis of Jupiter, using 12 years of data from the Fermi Telescope. We find no robust evidence of $\gamma$-ray emission, and set upper limits of $\sim10^{-9}~$GeV cm$^{-2}\,$s$^{-1}$ on the…

High Energy Astrophysical Phenomena · Physics 2023-06-27 Rebecca K. Leane , Tim Linden

In this work we demonstrate that Dark Matter (DM) evaporation severely hinders the effectiveness of exoplanets and Brown Dwarfs as sub-GeV DM probes. Moreover, we find useful analytic closed form approximations for DM capture rates for…

Cosmology and Nongalactic Astrophysics · Physics 2023-12-22 Cosmin Ilie , Caleb Levy , Jared Diks

The first direct detection limits on dark matter in the MeV to GeV mass range are presented, using XENON10 data. Such light dark matter can scatter with electrons, causing ionization of atoms in a detector target material and leading to…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 Rouven Essig , Aaron Manalaysay , Jeremy Mardon , Peter Sorensen , Tomer Volansky

A TeV scale electroweak particle is a well motivated candidate for the dark matter (DM) of our Universe. Yet such a particle may only be detectable using indirect detection instruments sensitive to TeV-scale gamma rays that can result from…

High Energy Astrophysical Phenomena · Physics 2019-09-05 Lucia Rinchiuso , Nicholas L. Rodd , Emmanuel Moulin , Tracy R. Slatyer

We study the direct detection prospects for a representative set of simplified models of sub-GeV dark matter (DM), accounting for existing terrestrial, astrophysical and cosmological constraints. We focus on dark matter lighter than an MeV,…

High Energy Physics - Phenomenology · Physics 2018-01-03 Simon Knapen , Tongyan Lin , Kathryn M. Zurek

We discuss the prospects for indirect detection of dark matter (DM) with the Cherenkov Telescope Array (CTA), a future ground-based gamma-ray observatory that will be sensitive to gamma rays in the energy range from a few tens of GeV to 100…

High Energy Astrophysical Phenomena · Physics 2013-09-24 Matthew Wood , Jim Buckley , Seth Digel , Stefan Funk , Daniel Nieto , Miguel A. Sanchez-Conde

We present exoplanets as new targets to discover Dark Matter (DM). Throughout the Milky Way, DM can scatter, become captured, deposit annihilation energy, and increase the heat flow within exoplanets. We estimate upcoming infrared telescope…

High Energy Physics - Phenomenology · Physics 2023-04-26 Rebecca K. Leane , Juri Smirnov

Direct detection strategies are proposed for dark matter particles with MeV to GeV mass. In this largely unexplored mass range, dark matter scattering with electrons can cause single-electron ionization signals, which are detectable with…

High Energy Physics - Phenomenology · Physics 2012-06-01 Rouven Essig , Jeremy Mardon , Tomer Volansky

We present a new technique for sub-GeV dark matter (DM) searches and a new use of neutrino observatories. DM-electron scattering in an observatory can excite or ionize target molecules, which then produce light that can be detected by the…

High Energy Physics - Phenomenology · Physics 2025-10-21 Rebecca K. Leane , John F. Beacom

Dark matter in the sub-GeV mass range is a theoretically motivated but largely unexplored paradigm. Such light masses are out of reach for conventional nuclear recoil direct detection experiments, but may be detected through the small…

High Energy Physics - Phenomenology · Physics 2016-04-26 Rouven Essig , Marivi Fernandez-Serra , Jeremy Mardon , Adrian Soto , Tomer Volansky , Tien-Tien Yu

We propose to use high-purity lab-grown diamond for the detection of sub-GeV dark matter. Diamond targets can be sensitive to both nuclear and electron recoils from dark matter scattering in the MeV and above mass range, as well as to…

High Energy Physics - Experiment · Physics 2019-06-19 Noah Kurinsky , To Chin Yu , Yonit Hochberg , Blas Cabrera

Imaging atmospheric Cherenkov telescopes (IACTs) that are sensitive to potential $\gamma$-ray signals from dark matter (DM) annihilation above $\sim50$ GeV will soon be superseded by the Cherenkov Telescope Array (CTA). CTA will have a…

High Energy Astrophysical Phenomena · Physics 2017-10-11 Csaba Balázs , Jan Conrad , Ben Farmer , Thomas Jacques , Tong Li , Manuel Meyer , Farinaldo S. Queiroz , Miguel A. Sánchez-Conde

Dark matter (DM) particles with mass in the sub-GeV range are an attractive alternative to heavier weakly-interacting massive particles, but direct detection of such light particles is challenging. If however DM-nucleus scattering leads to…

High Energy Physics - Phenomenology · Physics 2018-09-12 Matthew J. Dolan , Felix Kahlhoefer , Christopher McCabe

If dark matter (DM) particles are lighter than a few MeV/$c^2$ and can scatter off electrons, their interaction within the solar interior results in a considerable hardening of the spectrum of galactic dark matter received on Earth. For a…

High Energy Physics - Phenomenology · Physics 2018-11-19 Haipeng An , Maxim Pospelov , Josef Pradler , Adam Ritz

We consider the prospects for the detection of relatively light dark matter through direct annihilation to neutrinos. We specifically focus on the detection possibilities of water Cherenkov and liquid scintillator neutrino detection…

High Energy Physics - Phenomenology · Physics 2010-04-30 Jason Kumar , John G. Learned , Stefanie Smith

Direct detection of light dark matter (DM), below the GeV scale, through electron recoil can be efficient if DM has a velocity well above the virial value of $v\sim 10^{-3}$. We point out that if there is a long range attractive force…

High Energy Physics - Phenomenology · Physics 2021-09-14 Hooman Davoudiasl , Peter B. Denton , Julia Gehrlein

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

Direct detection of Sub-GeV dark matter (DM) is challenging because the recoil energy of the nuclei or electron from the elastic scattering of a sub-GeV DM off the target can hardly reach the detector threshold. In this paper, we present a…

High Energy Physics - Phenomenology · Physics 2021-10-01 Wei Chao , Mingjie Jin , Ying-Quan Peng

GeV-scale thermal dark matter (DM) is highly constrained by the null results of both direct and indirect detection experiments, especially in the context of simplified models. In this work, we study the interplay of collider, direct and…

High Energy Physics - Phenomenology · Physics 2026-04-22 D. Alonso-González , D. Cerdeño , P. Foldenauer , J. M. No

Existing xenon dark matter (DM) direct detection experiments can probe the DM-nucleon interaction of DM with a sub-GeV mass through a search for photon emission from the recoiling xenon atom. We show that LUX's constraints on sub-GeV DM,…

High Energy Physics - Phenomenology · Physics 2017-08-23 Christopher McCabe
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