English
Related papers

Related papers: Probing Dark Matter annihilation in the Galactic C…

200 papers

Weakly Interacting Massive Particles (WIMPs) are well-motivated candidates for Dark Matter (DM). WIMP models often include self-annihilation into Standard Model particles such as neutrinos which could potentially be detected by the IceCube…

High Energy Astrophysical Phenomena · Physics 2019-08-23 Sebastian Baur

Recent studies have suggested the possibility that the lightest supersymmetric particle is a suitable dark matter candidate. In this theoretical framework, annihilations in high density environments like the center of dark matter haloes may…

Astrophysics · Physics 2007-05-23 Lidia Pieri , Enzo Branchini

Dwarf irregular galaxies (dIrrs), as rotationally-supported systems, have more reliable J-factor measurements than dwarf spheroidal galaxies and have received attention as targets for dark matter detection in recent years. In this paper, we…

High Energy Astrophysical Phenomena · Physics 2024-01-15 Yi-Fei Lü , Ben-Yang Zhu , Rong-Lan Li , Xue-Kang Guo , Tian-Ci Liu , Yong-Bo Huang , Yun-Feng Liang

Previous attempts at explaining the gamma-ray excess near the Galactic Centre have focussed on dark matter annihilation directly into Standard Model particles. This results in a preferred dark matter mass of 30-40 GeV (if the annihilation…

High Energy Physics - Phenomenology · Physics 2014-07-30 Celine Boehm , Matthew J. Dolan , Christopher McCabe

We demonstrate that higgsino dark matter (DM) could be discovered within the next few years using the Cherenkov Telescope Array Observatory's soon-to-be-operational northern site (CTAO-North). A 1.1 TeV thermal higgsino is a highly…

High Energy Physics - Phenomenology · Physics 2025-06-11 Shotaro Abe , Tomohiro Inada , Emmanuel Moulin , Nicholas L. Rodd , Benjamin R. Safdi , Weishuang Linda Xu

Dark matter candidates arising in models of particle physics incorporating weak scale supersymmetry may produce detectable signals through their annihilation into neutrinos, photons, or positrons. A large number of relevant experiments are…

Astrophysics · Physics 2009-10-09 Jonathan L. Feng , Konstantin T. Matchev , Frank Wilczek

Dark matter particles gravitationally trapped inside the Sun may annihilate into Standard Model particles, producing a flux of neutrinos. The prospects of detecting these neutrinos in future multi-\kton{} neutrino detectors designed for…

High Energy Physics - Phenomenology · Physics 2015-03-19 Sanjib K. Agarwalla , Mattias Blennow , Enrique Fernandez Martinez , Olga Mena

Thermal freeze-out offers an attractive explanation of the dark matter density free from fine-tuning of initial conditions. For dark matter with a mass below tens of MeV, photons, electrons, and neutrinos are the only available direct…

High Energy Physics - Phenomenology · Physics 2024-05-10 Xiaoyong Chu , Josef Pradler

Low-threshold dark matter detectors, in particular cryogenic detectors based on dielectric materials, are among the best tools for probing sub-GeV dark matter masses. In the coming years detectors of this type will become sensitive to solar…

High Energy Physics - Phenomenology · Physics 2025-10-09 James B. Dent , Barry A. Friedman , Jayden L. Newstead , Subir Sabharwal

The recent detection of TeV neutrino sources by the IceCube Neutrino Observatory demonstrates the detector's advanced capabilities in detecting high-energy astrophysical neutrinos. At lower energies, down to the GeV range, a variety of…

High Energy Astrophysical Phenomena · Physics 2025-07-23 Yukiho Kobayashi

The article describes the research program pursued by the TEXONO Collaboration towards an experiment to observe coherent scattering between neutrinos and the nucleus at the power reactor. The motivations of studying this process are…

High Energy Physics - Experiment · Physics 2009-11-11 Henry T. Wong

The observed dark matter abundance in the Universe can be explained with non-thermal, heavy dark matter models. In order for dark matter to still be present today, its lifetime has to far exceed the age of the Universe. In these scenarios,…

High Energy Astrophysical Phenomena · Physics 2021-07-27 Minjin Jeong

The status and plans of a research program on the development of ultra-low-energy germanium detectors with sub-keV sensitivities are reported. We survey the scientific goals which include the observation of neutrino-nucleus coherent…

High Energy Physics - Experiment · Physics 2008-11-26 Henry T. Wong

Motivated by the interpretation of the recent results on the TeV gamma radiation from the Galactic center, including the new 2004 HESS data, as a by-product of dark matter particles annihilations, we address the question of the largest…

Astrophysics · Physics 2007-05-23 Stefano Profumo

In some scenarios, the dark matter relic abundance is set by the semi-annihilation of two dark matter particles into one dark matter particle and one Standard Model particle. These semi-annihilations might still be occurring today in the…

High Energy Physics - Phenomenology · Physics 2025-04-08 Boris Betancourt Kamenetskaia , Motoko Fujiwara , Alejandro Ibarra , Takashi Toma

Ultrahigh-energy neutrinos (UHE$\nu$s) can be used as a valuable probe of superheavy dark matter above $\sim 10^9$ GeV, the latter being difficult to probe with collider and direct detection experiments due to the feebly interacting nature.…

High Energy Physics - Phenomenology · Physics 2025-04-15 Saikat Das , Jose Alonso Carpio , Kohta Murase

The discovery of high-energy astrophysical neutrinos by IceCube has opened a new window to the Universe. However, the origin of these neutrinos is still a mystery, and some of them could be a result of dark matter interactions such as…

We search for dark matter annihilation from galaxy clusters in the energy range from 1-300 GeV using nearly 16 years of Fermi-LAT data. For this purpose, we use 350 galaxy clusters selected from the 2500 $\rm{deg^2}$ SPT-SZ survey. We model…

Cosmology and Nongalactic Astrophysics · Physics 2024-10-10 Siddhant Manna , Shantanu Desai

The nature of dark matter is a longstanding enigma of physics; it may consist of particles beyond the Standard Model that are still elusive to experiments. Among indirect search techniques, which look for stable products from the…

‹ Prev 1 8 9 10 Next ›