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Cited by 282

The DOI matches its Crossref record; 36 of the 36 references it cites were found in a registry or an index.

Evidence for Unresolvedγ-Ray Point Sources in the Inner Galaxy

Open access
Lee, Samuel K., Lisanti, Mariangela, Safdi, Benjamin R., Slatyer, Tracy R., Xue, Wei·2016·Physical Review Letters

Abstract

We present a new method to characterize unresolved point sources (PSs) generalizing traditional template fits to account for non-Poissonian photon statistics. We apply this method to Fermi Large Area Telescope γ-ray data to characterize PS populations at high latitudes and in the Inner Galaxy. We find that PSs (resolved and unresolved) account for ∼50% of the total extragalactic γ-ray background in the energy range ∼1.9 to 11.9 GeV. Within 10° of the Galactic Center with |b|≥2°, we find that ∼5%-10% of the flux can be accounted for by a population of unresolved PSs distributed consistently with the observed ∼GeV γ-ray excess in this region. The excess is fully absorbed by such a population, in preference to dark-matter annihilation. The inferred source population is dominated by near-threshold sources, which may be detectable in future searches.

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Metadata

Authors
Lee, S. K., Lisanti, M., Safdi, B. R., Slatyer, T. R., & Xue, W.
Venue
Physical Review Letters
Published
2016-02-04
Volume
116
Issue
5
Pages
051103-051103
ISSN
  • 0031-9007 (ISSN-L)
  • 1079-7114
OpenAlex
W596898119
Cited by
282
References
36
FWCI
26.57
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Evidence for Unresolvedγ-Ray Point Sources in the Inner Galaxy. https://app.cochat.ai/papers/10.1103/physrevlett.116.051103
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Lee, S. K., Lisanti, M., Safdi, B. R., Slatyer, T. R., & Xue, W. (2016). Evidence for Unresolvedγ-Ray Point Sources in the Inner Galaxy. Physical Review Letters. https://doi.org/10.1103/physrevlett.116.051103

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