An ultrahigh-energy neutrino event detected with the IceCube detector in Antarctica, simultaneous and co-spatial with a multi-wavelength outburst of a blazar about 3 billion light years away, points unambiguously to lepto-hadronic cooling mechanisms in jetted active galactic nuclei.
References
Gao, S., Fedynitch, A., Winter, W. & Pohl, M. Nat. Astron. https://doi.org/10.1038/s41550-018-0610-1 (2018).
Giuliani, A. et al. Astrophys. J. 742, L30 (2011).
Rachen, J. P. & Meszaros, P. Phys. Rev. D 58, 123005 (1998).
Davis, R., Harmer, D. S. & Hoffman, K. C. Phys. Rev. Lett. 20, 1205–1209 (1968).
Bionta, R. M. et al. Phys. Rev. Lett. 58, 1494–1496 (1987).
Hirata, K. et al. Phys. Rev. Lett. 58, 1490–1493 (1987).
Aartsen, M. G. et al. (IceCube Collaboration) Science 361, 147–151 (2018).
Paiano, S., Falomo, R., Treves, A. & Scarpa, R. Astrophys. J. 854, L32 (2018).
Aartsen, M. G. et al. (IceCube Collaboration) Phys. Rev. Lett. 113, 101101 (2014).
Kadler, M. et al. Nat. Phys. 12, 807–814 (2016).
Author information
Authors and Affiliations
Corresponding author
Rights and permissions
About this article
Cite this article
Pian, E. Cosmic hadron colliders. Nat Astron 3, 24–25 (2019). https://doi.org/10.1038/s41550-018-0613-y
Published:
Issue Date:
DOI: https://doi.org/10.1038/s41550-018-0613-y
- Springer Nature Limited