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The Cherenkov Telescope Array (CTA) is a project for a next-generation observatory for very high energy (GeV-TeV) ground-based gamma-ray astronomy, currently in its design phase, and foreseen to be operative a few years from now. Several…

The central region of the Milky Way is one of the foremost locations to look for dark matter (DM) signatures. We report the first results on a search for DM particle annihilation signals using new observations from an unprecedented…

High Energy Astrophysical Phenomena · Physics 2022-09-12 H. E. S. S. Collaboration , H. Abdalla , F. Aharonian , F. Ait Benkhali , E. O. Anguner , C. Armand , H. Ashkar , M. Backes , V. Baghmanyan , V. Barbosa Martins , R. Batzofin , Y. Becherini , D. Berge , K. Bernlohr , B. Bi , M. Bottcher , J. Bolmont , M. de Bony de Lavergne , R. Brose , F. Brun , F. Cangemi , S. Caroff , M. Cerruti , T. Chand , A. Chen , G. Cotter , J. Damascene Mbarubucyeye , J. Devin , A. Djannati-Ataı , A. Dmytriiev , V. Doroshenko , K. Egberts , A. Fiasson , G. Fichet de Clairfontaine , G. Fontaine , S. Funk , S. Gabici , G. Giavitto , D. Glawion , J. F. Glicenstein , M. -H. Grondin , J. A. Hinton , W. Hofmann , T. L. Holch , M. Holler , D. Horns , Zhiqiu Huang , M. Jamrozy , F. Jankowsky , E. Kasai , K. Katarzynski , U. Katz , B. Khelifi , W. Kluzniak , Nu. Komin , K. Kosack , D. Kostunin , G. Lamanna , M. Lemoine-Goumard , J. -P. Lenain , F. Leuschner , T. Lohse , A. Luashvili , I. Lypova , J. Mackey , D. Malyshev , D. Malyshev , V. Marandon , P. Marchegiani , G. Martı-Devesa , R. Marx , G. Maurin , M. Meyer , A. Mitchell , R. Moderski , A. Montanari , E. Moulin , J. Muller , M. de Naurois , J. Niemiec , A. Priyana Noel , S. Ohm , L. Olivera-Nieto , E. de Ona Wilhelmi , M. Ostrowski , S. Panny , M. Panter , R. D. Parsons , G. Peron , V. Poireau , H. Prokoph , G. Puhlhofer , M. Punch , A. Quirrenbach , P. Reichherzer , A. Reimer , O. Reimer , M. Renaud , F. Rieger , G. Rowell , B. Rudak , H. Rueda Ricarte , E. Ruiz-Velasco , V. Sahakian , H. Salzmann , A. Santangelo , M. Sasaki , F. Schussler , H. M. Schutte , U. Schwanke , M. Senniappan , J. N. S. Shapopi , H. Sol , A. Specovius , S. Spencer , L. Stawarz , C. Stegmann , S. Steinmassl , C. Steppa , T. Takahashi , T. Tanaka , R. Terrier , C. Thorpe-Morgan , M. Tluczykont , M. Tsirou , N. Tsuji , Y. Uchiyama , C. van Eldik , J. Veh , J. Vink , S. J. Wagner , R. White , A. Wierzcholska , Yu Wun Wong , M. Zacharias , D. Zargaryan , A. A. Zdziarski , A. Zech , S. J. Zhu , S. Zouari , N. Zywucka

In the general scenario of Weakly Interacting Massive Particles (WIMP), dark matter (DM) can be observed via astrophysical gamma rays because photons are produced in various DM annihilation or decay processes, either as broad-band or line…

High Energy Astrophysical Phenomena · Physics 2015-06-19 Michele Doro

In the last decades a vaste amount of evidence for the existence of dark matter has been accumulated. At the same time, many efforts have been undertaken to try to identify what dark matter is. Indirect searches look at places in the…

Instrumentation and Methods for Astrophysics · Physics 2018-01-22 A. Morselli

At a distance of 50 kpc and with a dark matter mass of $\sim10^{10}$ M$_{\odot}$, the Large Magellanic Cloud (LMC) is a natural target for indirect dark matter searches. We use five years of data from the Fermi Large Area Telescope (LAT)…

High Energy Astrophysical Phenomena · Physics 2015-05-27 Matthew R. Buckley , Eric Charles , Jennifer M. Gaskins , Alyson M. Brooks , Alex Drlica-Wagner , Pierrick Martin , Geng Zhao

Understanding dark matter's elusive nature is crucial for the framework of particle physics and expanding the Standard Model. This analysis utilizes the High Altitude Water Cherenkov (HAWC) gamma ray Observatory to indirectly search for…

High Energy Astrophysical Phenomena · Physics 2026-05-14 A. Albert , R. Alfaro , C. Alvarez , A. Andrés , E. Anita-Rangel , M. Araya , J. C. Arteaga-Velázquez , D. Avila Rojas , H. A. Ayala Solares , R. Babu , P. Bangale , E. Belmont-Moreno , A. Bernal , K. S. Caballero-Mora , T. Capistrán , A. Carramiñana , F. Carreón , S. Casanova , A. L. Colmenero-Cesar , U. Cotti , J. Cotzomi , S. Coutiño de León , E. De la Fuente , C. de León , P. Desiati , N. Di Lalla , R. Diaz Hernandez , M. A. DuVernois , J. C. Díaz-Vélez , K. Engel , T. Ergin , C. Espinoza , N. Fraija , S. Fraija , A. Galván-Gámez , J. A. García-González , F. Garfias , N. Ghosh , A. Gonzalez Muñoz , M. M. González , J. A. González , J. A. Goodman , J. Gyeong , J. P. Harding , S. Hernández-Cadena , I. Herzog , D. Huang , F. Hueyotl-Zahuantitla , P. Hüntemeyer , A. Iriarte , S. Kaufmann , D. Kieda , K. Leavitt , W. H. Lee , J. Lee , H. León Vargas , J. T. Linnemann , A. L. Longinotti , G. Luis-Raya , C. Lundy , K. Malone , O. Martinez , J. Martínez-Castro , H. Martínez-Huerta , J. A. Matthews , P. Miranda-Romagnoli , P. E. Mirón-Enriquez , J. A. Morales-Soto , E. Moreno , M. Mostafá , M. Najafi , A. Nayerhoda , L. Nellen , M. U. Nisa , R. Noriega-Papaqui , N. Omodei , E. Ponce , Y. Pérez Araujo , E. G. Pérez-Pérez , C. D. Rho , A. Rodriguez Parra , D. Rosa-González , M. Roth , H. Salazar , D. Salazar-Gallegos , A. Sandoval , M. Schneider , J. Serna-Franco , M. Shin , A. J. Smith , Y. Son , R. W. Springer , O. Tibolla , K. Tollefson , I. Torres , R. Torres-Escobedo , F. Ureña-Mena , E. Varela , L. Villaseñor , X. Wang , Z. Wang , I. J. Watson , H. Wu , S. Yu , X. Zhang , H. Zhou

Local dwarf spheroidal galaxies (dSphs) are nearby dark-matter dominated systems, making them excellent targets for searching for gamma rays from particle dark matter interactions. If dark matter annihilates or decays directly into two…

High Energy Astrophysical Phenomena · Physics 2020-05-06 The HAWC Collaboration

In this contribution I review the present status and discuss some prospects for indirect detection of dark matter with gamma-rays. Thanks to the Fermi Large Area Telescope, searches in gamma-rays have reached sensitivities that allow to…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-11 Jan Conrad

Decaying or annihilating dark matter particles could be detected through gamma-ray emission from the species they decay or annihilate into. This is usually done by modelling the flux from specific dark matter-rich objects such as the Milky…

Cosmology and Nongalactic Astrophysics · Physics 2022-12-01 Deaglan J. Bartlett , Andrija Kostić , Harry Desmond , Jens Jasche , Guilhem Lavaux

We investigate the prospect of detecting the Dark Matter (DM) candidate in the three-loop radiative neutrino mass generation model extended with large electroweak multiplets of the Standard Model (SM) gauge group, at the future imaging…

High Energy Physics - Phenomenology · Physics 2021-02-24 Talal Ahmed Chowdhury , Saquib Hassan , Jahid Hossain , Salah Nasri , Mahmud Ashraf Shamim

Under the assumption that dark matter is made of new particles, annihilations of those are required to reproduce the correct dark matter abundance in the Universe. This process can occur in dense regions of our Galaxy such as the Galactic…

High Energy Astrophysical Phenomena · Physics 2015-05-27 Pierre Brun

We show that the Cherenkov Telescope Array (CTA) can realistically challenge the Inert Doublet Model, excluding its heavy regime up to dark matter masses of 800 GeV and probing a large fraction of the remaining viable parameter space at…

High Energy Physics - Phenomenology · Physics 2016-04-13 Farinaldo S. Queiroz , Carlos E. Yaguna

Indirect searches for dark matter annihilation or decay products in the cosmic-ray spectrum are plagued by the question of how to disentangle a dark matter signal from the omnipresent astrophysical background. One of the practically…

High Energy Physics - Phenomenology · Physics 2015-06-03 Christoph Weniger , Torsten Bringmann , Francesca Calore , Gilles Vertongen

The High Altitude Water Cherenkov (HAWC) gamma-ray observatory is a wide field of view observatory sensitive to 500 GeV - 100 TeV gamma rays and cosmic rays. It can also perform diverse indirect searches for dark matter (DM) annihilation…

We present a systematic search for potential dark matter subhalos in our Galaxy among the 630 unassociated sources included in the First Fermi-LAT Source Catalog. Assuming a hypothetical dark matter particle that could generate observable…

High Energy Astrophysical Phenomena · Physics 2011-10-24 D. Nieto , V. Martínez , N. Mirabal , J. A. Barrio , K. Satalecka , S. Pardo , I. Lozano

Ultralight bosonic dark matter in its most general form can be detected through its decay or annihilation to a quasimonochromatic radio line. Assuming only that this line is consistent with the most general properties of the expected phase…

Cosmology and Nongalactic Astrophysics · Physics 2025-03-04 Aya Keller , Nicole Wolff , Karl van Bibber

The prospects of indirect detection of dark matter at the galactic center depend sensitively on the mass profile within the inner parsec. We calculate the distribution of dark matter on sub-parsec scales by integrating the time-dependent…

Astrophysics · Physics 2008-11-26 Gianfranco Bertone , David Merritt

High to ultrahigh energy neutrino detectors can uniquely probe the properties of dark matter $\chi$ by searching for the secondary products produced through annihilation and/or decay processes. We evaluate the sensitivities to dark matter…

The detection of non-baryonic dark matter through its gamma-ray annihilation in the centre of our galaxy has been studied. The gamma fluxes according to different models have been simulated and compared to those expected to be observed with…

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