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Journal Article

Cosmic quarkonium: A probe of dark matter

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Theisen,  Stefan
Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;

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Citation

Srednicki, M., Theisen, S., & Silk, J. (1986). Cosmic quarkonium: A probe of dark matter. Physical Review Letters, 56(3), 263-265. doi:10.1103/PhysRevLett.56.263.


Cite as: https://hdl.handle.net/11858/00-001M-0000-0013-5DE8-B
Abstract
If our galactic halo is composed of heavy (several gigaelectron- volts), weakly interacting particles, pair annihilation into a heavy-quark–antiquark bound state plus a monochromatic photon can produce potentially observable sharp peaks in the diffuse cosmic-γ-ray background.