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Related papers: Dark matter in the solar system II: WIMP annihilat…

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Weakly Interacting Massive Particles (WIMPs) have long reigned as one of the leading classes of dark matter candidates. The observed dark matter abundance can be naturally obtained by freezeout of weak-scale dark matter annihilations in the…

High Energy Physics - Phenomenology · Physics 2018-07-20 Rebecca K. Leane , Tracy R. Slatyer , John F. Beacom , Kenny C. Y. Ng

We investigate the effects of weakly-interacting massive particle (WIMP) dark matter annihilation on the formation of Population III.1 stars, which are theorized to form from the collapse of gas cores at the centers of dark matter…

Astrophysics · Physics 2011-02-11 Aravind Natarajan , Jonathan C. Tan , Brian W. O'Shea

In hierarchical structure formation models of disk galaxies, a dark matter disk forms as massive satellites are preferentially dragged into the disk-plane where they dissolve. Here, we quantify the importance of this dark disk for direct…

Astrophysics · Physics 2010-02-17 T. Bruch , J. Read , L. Baudis , G. Lake

Weakly Interacting Massive Particle (WIMP) direct detection experiments are closing in on the region of parameter space where neutralinos may constitute the Galactic halo dark matter. Numerical simulations and observations of galaxy halos…

Astrophysics · Physics 2017-08-23 Anne M Green

Among the different strategies aiming to detect WIMP dark matter (DM), a neutrino signal coming from the Sun would be a smoking gun. This possibility relies on the DM capture by the Sun driven by the local DM distribution assumptions: the…

Astrophysics of Galaxies · Physics 2019-12-18 A. Nuñez-Castiñeyra , E. Nezri , V. Bertin

The kinetic decoupling of weakly interacting massive particles (WIMPs) in the early universe sets a scale that can directly be translated into a small-scale cutoff in the spectrum of matter density fluctuations. The formalism presented here…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-18 Torsten Bringmann

Particle dark matter scattering on electrons in the Sun may gravitationally capture and self-annihilate inside it to neutrinos and anti-neutrinos, or other final states that in turn decay to them. Using up-to-date measurements by…

High Energy Physics - Phenomenology · Physics 2025-03-19 Dhashin Krishna , Rinchen Sherpa , Akash Kumar Saha , Tarak Nath Maity , Ranjan Laha , Nirmal Raj

It has been recently pointed out that any primary galactic population of Weakly Interacting Massive Particles (WIMP) generates, through collisions with solar matter, a secondary population of ``slow'' WIMPs trapped in the inner solar…

Astrophysics · Physics 2009-11-07 K. M. Belotsky , T. Damour , M. Yu. Khlopov

We consider a weakly interacting massive particle (WIMP) dark matter (DM) annihilating into all possible Standard Model (SM) particle pairs, including the SM neutrinos, via $s$-wave processes and derive the branching ratio independent upper…

High Energy Physics - Phenomenology · Physics 2023-09-01 Koushik Dutta , Avirup Ghosh , Arpan Kar , Biswarup Mukhopadhyaya

High energy particles are produced by the annihilation of dark matter particles in our galaxy. These are presently searched for using balloon-borne antiproton and positron detectors and large area, deep underground neutrino telescopes. Dark…

High Energy Physics - Phenomenology · Physics 2016-09-01 F. Halzen , J. E Jacobsen

We study the possible indirect neutrino signal from dark matter annihilations inside the solar interior for relatively light dark matter masses in the O(10) GeV range. Due to their excellent energy reconstruction capabilities, we focus on…

High Energy Physics - Phenomenology · Physics 2015-06-15 Mattias Blennow , Marcus Carrigan , Enrique Fernandez Martinez

Simple models of weakly interacting massive particles (WIMPs) predict dark matter annihilations into pairs of electroweak gauge bosons, Higgses or tops, which through their subsequent cascade decays produce a spectrum of gamma rays.…

High Energy Physics - Phenomenology · Physics 2015-05-20 Prateek Agrawal , Brian Batell , Patrick J. Fox , Roni Harnik

We present updated results of the Baksan Underground Scintillator Telescope in search for a signal from dark matter particles annihilating in the center of the Sun. Based on the performance of the Baksan telescope measuring upward…

High Energy Astrophysical Phenomena · Physics 2012-11-13 Olga Suvorova , Musabi Boliev , Sergei Demidov , Stanislav Mikheyev

Current cosmological models and data suggest the existence of a cold Dark Matter (DM) component, however the nature of DM particles remains unknown. A favored candidate for DM is a Weakly Interacting Massive Particle (WIMP) in the mass…

High Energy Astrophysical Phenomena · Physics 2019-08-13 Benjamin Zitzer

Heavy Weakly Interacting Massive Particles (WIMPs) remain a prominent yet less constrained dark matter (DM) candidate, with the Galactic Centre (GC) serving as a prime target for indirect detection via gamma-ray signals. Extending our…

High Energy Astrophysical Phenomena · Physics 2026-01-06 Rajat Shinde , Julia Djuvsland , Davide Dapaoli , Jim Hinton

The observed value of the muon magnetic dipole moment, which deviates from the Standard Model prediction by $4.2\sigma$, can be explained in models with weakly-interacting massive particles (WIMPs) coupled to muons. However, a considerable…

High Energy Physics - Phenomenology · Physics 2022-04-19 Koichi Hamaguchi , Natsumi Nagata , Maura E. Ramirez-Quezada

Weakly interacting massive particles (WIMPs) remain the strongest candidates for the dark matter in the Universe. If WIMPs are the dark matter, they will form galactic halos according to the hierarchical clustering observed in N-body…

Astrophysics · Physics 2007-05-23 Angela V. Olinto , Pasquale Blasi , Craig Tyler

We investigate the prospects for indirect detection of right-handed sneutrino dark matter at the IceCube neutrino telescope in a $U(1)_{B-L}$ extension of the MSSM. The capture and annihilation of sneutrinos inside the Sun reach…

High Energy Physics - Phenomenology · Physics 2009-12-08 Katherine Richardson-McDaniel

The continuous infall of dark matter with low velocity dispersion from all directions in a galactic halo leads to the formation of caustics which are very small scale ($\sim$parsec) high density structures. If the dark matter is made up of…

Astrophysics · Physics 2008-11-26 Aravind Natarajan

The Large Magellanic Cloud, at only 50 kpc away from us and known to be dark matter dominated, is clearly an interesting place where to search for dark matter annihilation signals. In this paper, we estimate the synchrotron emission due to…

High Energy Astrophysical Phenomena · Physics 2011-03-16 Beatriz B. Siffert , Angelo Limone , Enrico Borriello , Giuseppe Longo , Gennaro Miele