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Heavy Dark Matter Annihilation search with IceCube tracks

  • Icecube Collaboration
  • University of Delaware
  • RWTH Aachen University
  • Karlsruhe Institute of Technology
  • Adelaide University
  • Loyola University Chicago
  • German Electron Synchrotron
  • University of Canterbury
  • University of Wisconsin–Madison
  • Université libre de Bruxelles
  • University of Copenhagen
  • TU Dortmund University
  • University of Kansas
  • Marquette University
  • Harvard University
  • University of Utah
  • Michigan State University
  • South Dakota School of Mines & Technology
  • University of California at Irvine
  • Technical University of Munich
  • University of California at Berkeley
  • Ohio State University
  • Ruhr University Bochum
  • Uppsala University
  • University of Rochester
  • University of Maryland, College Park
  • University of Padua
  • University of Alabama
  • Johannes Gutenberg University Mainz
  • Georgia Institute of Technology
  • Queen's University Kingston

Research output: Contribution to journalConference articlepeer-review

Abstract

Dwarf Spheroidal galaxies (dSphs) are suspected dark matter dense astrophysical objects within our galactic neighborhood. DSphs are otherwise faint high-energy neutrino sources which makes them ideal dark matter targets. An early IceCube dark matter search toward dSphs was performed with an incomplete detector with 59 strings and 339.8 days of live time. This updated analysis is performed on IceCube’s full 86 strings with 10.4 years of data from the Northern Hemisphere. We study a dark matter mass range not well explored ranging from hundreds of GeV to 100 PeV in dark matter mass. We present the current IceCube sensitivity and preliminary limits on the velocity-weighted cross-section of annihilating dark matter. We report that our data is consistent with the neutrino background.

Original languageEnglish
Article number523
JournalProceedings of Science
Volume501
DOIs
StatePublished - 30 Dec 2025
Event39th International Cosmic Ray Conference, ICRC 2025 - Geneva, Switzerland
Duration: 15 Jul 202524 Jul 2025

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