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The Weakly Interacting Massive Particle (WIMP) is a popular particle physics candidate for the dark matter (DM). It can annihilate and/or decay to neutrino and antineutrino pair. The proposed 50 kt Magnetized Iron CALorimeter (MagICAL)…

High Energy Physics - Phenomenology · Physics 2018-03-09 Sanjib Kumar Agarwalla , Amina Khatun , Ranjan Laha

An energy threshold of (220$\pm$10) eV was achieved at an efficiency of 50% with a four-channel ultra-low-energy germanium detector each with an active mass of 5 g\cite{wimppaper}. This provides a unique probe to WIMP dark matter with mass…

Astrophysics · Physics 2019-08-13 Shin-Ted Lin , H. T. Wong

The minimal seesaw extension of the Standard SU(3) x SU(2) x U(1) Model requires two electroweak singlet fermions in order to accommodate the neutrino oscillation parameters at tree level. Here we consider a next to minimal extension where…

High Energy Physics - Phenomenology · Physics 2013-11-05 M. Hirsch , R. A. Lineros , S. Morisi , J. Palacio , N. Rojas , J. W. F. Valle

We apply the recently developed analysis of 16 years of INTEGRAL/SPI data including a dark matter spatial template to derive bounds on dark matter candidates lighter than WIMPs (like sterile neutrinos or axion-like particles) decaying into…

High Energy Physics - Phenomenology · Physics 2026-03-18 Francesca Calore , Ariane Dekker , Pasquale Dario Serpico , Thomas Siegert

We study scenarios where Dark Matter is a weakly interacting particle (WIMP) embedded in an ElectroWeak multiplet. In particular, we consider real SU(2) representations with zero hypercharge, that automatically avoid direct detection…

High Energy Physics - Phenomenology · Physics 2022-01-19 Salvatore Bottaro , Dario Buttazzo , Marco Costa , Roberto Franceschini , Paolo Panci , Diego Redigolo , Ludovico Vittorio

The abnormally fast orbital decay observed in the black hole (BH) Low-Mass X-ray binaries (BH-LMXB) A0620-00 and XTE J1118+480 can be explained by the dynamical friction between Dark Matter (DM) and the companion star orbiting around the…

High Energy Physics - Phenomenology · Physics 2024-03-18 Arpan Kar , Hyomin Kim , Sang Pyo Kim , Stefano Scopel

Several recent studies have considered modifications to the standard weakly-interacting massive particle (WIMP) scenario in which the cross section (times relative velocity v) for pair annihilation is enhanced by a factor 1/v. Since…

Astrophysics · Physics 2010-04-21 Marc Kamionkowski , Stefano Profumo

The current state searches for dark matter in the form of Weakly Interacting Massive Particles (WIMPs) using both direct and indirect techniques is reviewed. Advances in recent years by various direct search experiments, utilising…

Astrophysics · Physics 2007-05-23 N. J. C. Spooner , V. A. Kudryavtsev

Understanding the nature of the Dark Matter (DM) is one of the current challenges in modern astrophysics and cosmology. Knowing the properties of the DM particle would shed light on physics beyond the Standard Model and even provide us with…

Cosmology and Nongalactic Astrophysics · Physics 2018-11-09 Luca Visinelli

In the cosmological paradigm, cold Dark Matter (DM) dominates the mass content of the Universe and is present at every scale. Candidates for DM include many extensions of the standard model, with a weakly interacting massive particle (WIMP)…

High Energy Astrophysical Phenomena · Physics 2019-08-13 Matthieu Vivier

Thermal relics lighter than an MeV contribute to the energy density of the universe at the time of nucleosynthesis and recombination. Constraints on extra radiation degrees of freedom typically exclude even the simplest of such dark…

High Energy Physics - Phenomenology · Physics 2019-05-29 Asher Berlin , Nikita Blinov

The presence of dark matter (DM) is suggested by a wealth of astrophysical and cosmological measurements. However, its underlying nature is yet unknown. Among the most promising candidates are weakly interacting massive particles (WIMPs):…

High Energy Astrophysical Phenomena · Physics 2021-08-25 A. Montanari , E. Moulin , D. Malyshev

A search for a neutrino signal from WIMP pair annihilations in the centre of the Earth has been performed with the data collected with the ANTARES neutrino telescope from 2007 to 2012. The event selection criteria have been developed and…

High Energy Physics - Experiment · Physics 2017-04-20 ANTARES Collaboration , A. Albert , M. André , M. Anghinolfi , G. Anton , M. Ardid , J. -J. Aubert , T. Avgitas , B. Baret , J. Barrios-Martí , S. Basa , V. Bertin , S. Biagi , R. Bormuth , S. Bourret , M. C. Bouwhuis , R. Bruijn , J. Brunner , J. Busto , A. Capone , L. Caramete , J. Carr , S. Celli , T. Chiarusi , M. Circella , J. A. B. Coelho , A. Coleiro , R. Coniglione , H. Costantini , P. Coyle , A. Creusot , A. Deschamps , G. De Bonis , C. Distefano , I. Di Palma , C. Donzaud , D. Dornic , D. Drouhin , T. Eberl , I. El Bojaddaini , D. Elsässer , A. Enzenhöfer , I. Felis , L. A. Fusco , S. Galatà , P. Gay , S. Geißelsöder , K. Geyer , V. Giordano , A. Gleixner , H. Glotin , T. Grégoire , R. Gracia Ruiz , K. Graf , S. Hallmann , H. van Haren , A. J. Heijboer , Y. Hello , J. J. Hernández-Rey , J. Hößl , J. Hofestädt , C. Hugon , G. Illuminati , C. W. James , M. de Jong , M. Jongen , M. Kadler , O. Kalekin , U. Katz , D. Kießling , A. Kouchner , M. Kreter , I. Kreykenbohm , V. Kulikovskiy , C. Lachaud , R. Lahmann , D. Lefèvre , E. Leonora , M. Lotze , S. Loucatos , M. Marcelin , A. Margiotta , A. Marinelli , J. A. Martínez-Mora , A. Mathieu , R. Mele , K. Melis , T. Michael , P. Migliozzi , A. Moussa , C. Mueller , E. Nezri , G. E. Păvălaş , C. Pellegrino , C. Perrina , P. Piattelli , V. Popa , T. Pradier , L. Quinn , C. Racca , G. Riccobene , K. Roensch , A. Sánchez-Losa , M. Saldaña , I. Salvadori , D. F. E. Samtleben , M. Sanguineti , P. Sapienza , J. Schnabel , F. Schüssler , T. Seitz , C. Sieger , M. Spurio , Th. Stolarczyk , M. Taiuti , Y. Tayalati , A. Trovato , M. Tselengidou , D. Turpin , C. Tönnis , B. Vallage , C. Vallée , V. Van Elewyck , D. Vivolo , A. Vizzoca , S. Wagner , J. Wilms , J. D. Zornoza , J. Zúñiga

We propose a comprehensive theory of dark matter that explains the recent proliferation of unexpected observations in high-energy astrophysics. Cosmic ray spectra from ATIC and PAMELA require a WIMP with mass M_chi ~ 500 - 800 GeV that…

High Energy Physics - Phenomenology · Physics 2009-02-26 Nima Arkani-Hamed , Douglas P. Finkbeiner , Tracy R. Slatyer , Neal Weiner

We study constraints on the models of bosonic super-weakly interacting particle (super-WIMP) dark matter (DM) with DM masses $m_X \sim \mathcal{O}(1 - 100)$ keV from leptonic decays $M\rightarrow \ell \bar{\nu}_\ell + X$, where $M=B^\pm,…

High Energy Physics - Phenomenology · Physics 2015-06-03 Y. G. Aditya , Kristopher J. Healey , Alexey A. Petrov

We analyze the indirect astrophysical signatures of secluded models of WIMP dark matter, characterized by a weak-scale rate for annihilation into light MeV-scale mediators which are metastable to decay into Standard Model states. Such…

High Energy Physics - Phenomenology · Physics 2010-04-28 Maxim Pospelov , Adam Ritz

We present observations of the dwarf galaxies Draco and Ursa Minor, the local group galaxies M32 and M33, and the globular cluster M15 conducted with the Whipple 10m gamma-ray telescope to search for the gamma-ray signature of…

We explore the production of thermal dark matter (DM) candidates (WIMPs, SIMPs, ELDERs and Cannibals) during cosmic reheating. Assuming a general parametrization for the scaling of the inflaton energy density and the standard model (SM)…

High Energy Physics - Phenomenology · Physics 2024-08-28 Nicolás Bernal , Kuldeep Deka , Marta Losada

An ever-increasing body of evidence suggests that weakly interacting massive particles (WIMPs) constitute the bulk of the matter in the Universe. Experimental data, dimensional analysis and Standard Model particle physics are sufficient to…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Halzen
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