Combined search in dwarf spheroidal galaxies for branon dark matter annihilation signatures with the MAGIC telescopes

Abstract Massive brane fluctuations, called branons, behave as weakly interacting massive particles, which is one of the most favored class of candidates to fulfill the role of the dark matter (DM), an elusive kind of matter beyond the Standard Model. We present a multi-target search in dwarf spheroidal galaxies for branon DM annihilation signatures with a total exposure of 354 hours with the ground-based gamma-ray telescope system MAGIC. This search led to the most constraining limits on branon DM in the sub-TeV and multi-TeV DM mass range. Our most stringent limit on the thermally-averaged annihilation cross-section (at 95% confidence level) corresponds to ⟨ σv ⟩ ≃ 1.9 × 10 -24 cm 3 s -1 at a branon mass of ∼ 1.5 TeV.

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Publication Details

Journal
Journal of Cosmology and Astroparticle Physics
Published
2025-03-01
DOI
https://doi.org/10.1088/1475-7516/2025/03/020
Primary Topic
Dark Matter and Cosmic Phenomena
Type
article
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article

Combined search in dwarf spheroidal galaxies for branon dark matter annihilation signatures with the MAGIC telescopes

Patrick Günther, F. Leone, J. Sitarek, K. Nishijima et al.
Journal of Cosmology and Astroparticle Physics
Dark Matter and Cosmic Phenomena
article

Combined search in dwarf spheroidal galaxies for branon dark matter annihilation signatures with the MAGIC telescopes

Patrick Günther, F. Leone, J. Sitarek, K. Nishijima, D. Nieto, D. Sobczyńska, O. Blanch, K. Schmidt, Irene Burelli, M. Persic, Marine Pihet, Paweł Gliwny, S. Mender, E. Molina, Francesco Gabriele Saturni, M. Martı́nez, Alvaro Mas-Aguilar, Cosimo Nigro, C. Bigongiari, Juliane van Scherpenberg, S. Abe, P. Temnikov, J.L Schubert, M. Mariotti, Ivana Batković, C. Delgado Mendez, Jarred Gershon Green, Daniel Morcuende, J. L. Contreras, J. Abhir, U. Barres de Almeida, Sargis Gasparyan, Pouya M. Kouch, E. Bernardini, A. López-Oramas, F. Podobnik, A. Biland, Dominik Baack, R. Paoletti, R. Grau, J. A. Barrio, R. Walter, Stefan Fröse, A. Bautista, G. Maneva, F. Giordano, Jorge Otero-Santos, Giacomo D’Amico, E. Colombo, D. Green, Jelena Strišković, M. Carretero-Castrillo, Takeshi Nakamori, E. Prandini, L. Font, A. Fattorini, M. Ribó, C. Vigorito, S. Paiano, T. Njoh Ekoume, T. Kayanoki, N. Sahakyan, B. De Lotto, Sofia Ventura, J. M. Paredes, I. Agudo, T. Terzić, J. Herrera Llorente, Antonio Tutone, V. A. Acciari, G. Verna, Ryuji Takeishi, A. Moralejo, T. Aniello, E. Lyard, J. Delgado, Davide Miceli, D. Mazin, M. Nievas Rosillo, Martin Will, A. De Angelis, V. Neustroev, D. Paneque, H. Kubo, Lea Heckmann, A. Arbet Engels, Vitalii Sliusar, C. Nanci, Santiago Ubach, Miguel Molero Gonzalez, A. Lorini, C. Wunderlich, L. Fariña, M. Doro, A. Berti, A. Babić, G. Ceribella, G. Bonnoli, L. Foffano, M. Makariev, H. A. Mondal, E. Lindfors, A. Lamastra, N. Giglietto, D. Dominis Prester, D. Dorner, Miguel J. A. Láinez, S. Lombardi, Raniere de Menezes, M. Gaug, Cornelia Arcaro, Razmik Mirzoyan, Gabriella Silvestri, F. Di Pierro, S. Menchiari, J. Cortina, T. Hassan, Felix Schmuckermaier, W. Rhode, Tokonatsu Yamamoto, K. Terauchi, S. Covino, Dario Hrupec, Arnau Aguasca-Cabot, Ievgen Vovk, Katsuaki Asano, A. Hahn, M. Garczarczyk, Jenni Jormanainen, Gert Werner Kluge, D. Elsäesser, Ryo Imazawa, Y. Fukazawa, S. Loporchio, Ilaria Viale, V. Vitale, M. Manganaro, J. G. Giesbrecht Paiva, M. Strzys, Davide Cerasole, A. Sciaccaluga, A. Cifuentes, Yating Chai, Irene Jiménez Martínez, V. Gammaldi, J. M. Miranda, P. Majumdar, Chiara Righi, V. D'Elia, A. Okumura, J. Kushida, Alice Donini, M. Peresano, Stefano Ansoldi, R. Carosi, Tjark Miener, L. Di Venere, J. Baxter, K. Mannheim, J. Bernete, E. Bronzini, A. Campoy-Ordaz, T. Gradetzke, S. Kankkunen, F. Longo, J. Becerra González, Y. Suda, Hiroyasu Tajima, Marcos López, S. Nozaki, Juan Escudero, D. Strom, Kazuma Ishio, T. Saito, A.J. Castro-Tirado, S. Mangano, R. López-Coto, R. J. Garcı́a López, P. G. Prada Moroni, A. Abhishek, Y. Kobayashi, G. Pirola, S. Fukami, R. Di Tria, F. Dazzi, P. Da Vela, Ž. Bošnjak, W. Bednarek, J. Besenrieder, S. Truzzi, J. Rico, G. Principe, A. Spolon, M. Teshima, D. Hadasch, M. Martínez-Chicharro, D. Kerszberg, M. Vázquez Acosta, F. Wersig, L. Nikolić
article en

Abstract

Abstract Massive brane fluctuations, called branons, behave as weakly interacting massive particles, which is one of the most favored class of candidates to fulfill the role of the dark matter (DM), an elusive kind of matter beyond the Standard Model. We present a multi-target search in dwarf spheroidal galaxies for branon DM annihilation signatures with a total exposure of 354 hours with the ground-based gamma-ray telescope system MAGIC. This search led to the most constraining limits on branon DM in the sub-TeV and multi-TeV DM mass range. Our most stringent limit on the thermally-averaged annihilation cross-section (at 95% confidence level) corresponds to ⟨ σv ⟩ ≃ 1.9 × 10 -24 cm 3 s -1 at a branon mass of ∼ 1.5 TeV.

Journal of Cosmology and Astroparticle PhysicsVol. 2025(03)
Openalex Percentile: Top 97%
Dark Matter and Cosmic Phenomena
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