Constraints on ultrahigh-energy cosmic-ray sources from a search for neutrinos above 10 PeV with IceCube

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Constraints on ultrahigh-energy cosmic-ray sources from a search for neutrinos above 10 PeV with IceCube. / Aartsen, M.G.; Abraham, K.; Ackermann, M.; Aguilar, Juan A.; Ahlers, M.; Ahrens, M.; Andeen, K.; Anderson, T.; Anton, G.; Archinger, M.; Arguelles, C.; Axani, S.; Barwick, S.W.; Bay, Ryan C.; Becker Tjus, J.; Becker, K. H.; BenZvi, S.; Berghaus, P.; Berley, D.; Börner, M.; Bose, D.; Carver, T J; Chirkin, D.; Dumm, J. P.; Ehrhardt, T.; Eller, P.; Evenson, P. A.; Koskinen, D. Jason; Larson, Michael James; Medici, Morten Ankersen; Rameez, M.; Sarkar, Subir; Hansen, E.

In: Physical Review Letters, Vol. 117, No. 24, 241101, 07.12.2016.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Aartsen, MG, Abraham, K, Ackermann, M, Aguilar, JA, Ahlers, M, Ahrens, M, Andeen, K, Anderson, T, Anton, G, Archinger, M, Arguelles, C, Axani, S, Barwick, SW, Bay, RC, Becker Tjus, J, Becker, KH, BenZvi, S, Berghaus, P, Berley, D, Börner, M, Bose, D, Carver, TJ, Chirkin, D, Dumm, JP, Ehrhardt, T, Eller, P, Evenson, PA, Koskinen, DJ, Larson, MJ, Medici, MA, Rameez, M, Sarkar, S & Hansen, E 2016, 'Constraints on ultrahigh-energy cosmic-ray sources from a search for neutrinos above 10 PeV with IceCube', Physical Review Letters, vol. 117, no. 24, 241101. https://doi.org/10.1103/PhysRevLett.117.241101

APA

Aartsen, M. G., Abraham, K., Ackermann, M., Aguilar, J. A., Ahlers, M., Ahrens, M., Andeen, K., Anderson, T., Anton, G., Archinger, M., Arguelles, C., Axani, S., Barwick, S. W., Bay, R. C., Becker Tjus, J., Becker, K. H., BenZvi, S., Berghaus, P., Berley, D., ... Hansen, E. (2016). Constraints on ultrahigh-energy cosmic-ray sources from a search for neutrinos above 10 PeV with IceCube. Physical Review Letters, 117(24), [241101]. https://doi.org/10.1103/PhysRevLett.117.241101

Vancouver

Aartsen MG, Abraham K, Ackermann M, Aguilar JA, Ahlers M, Ahrens M et al. Constraints on ultrahigh-energy cosmic-ray sources from a search for neutrinos above 10 PeV with IceCube. Physical Review Letters. 2016 Dec 7;117(24). 241101. https://doi.org/10.1103/PhysRevLett.117.241101

Author

Aartsen, M.G. ; Abraham, K. ; Ackermann, M. ; Aguilar, Juan A. ; Ahlers, M. ; Ahrens, M. ; Andeen, K. ; Anderson, T. ; Anton, G. ; Archinger, M. ; Arguelles, C. ; Axani, S. ; Barwick, S.W. ; Bay, Ryan C. ; Becker Tjus, J. ; Becker, K. H. ; BenZvi, S. ; Berghaus, P. ; Berley, D. ; Börner, M. ; Bose, D. ; Carver, T J ; Chirkin, D. ; Dumm, J. P. ; Ehrhardt, T. ; Eller, P. ; Evenson, P. A. ; Koskinen, D. Jason ; Larson, Michael James ; Medici, Morten Ankersen ; Rameez, M. ; Sarkar, Subir ; Hansen, E. / Constraints on ultrahigh-energy cosmic-ray sources from a search for neutrinos above 10 PeV with IceCube. In: Physical Review Letters. 2016 ; Vol. 117, No. 24.

Bibtex

@article{cf7338ac4752446da71c3becb82487c4,
title = "Constraints on ultrahigh-energy cosmic-ray sources from a search for neutrinos above 10 PeV with IceCube",
abstract = "We report constraints on the sources of ultrahigh-energy cosmic rays (UHECRs) above 109 GeV, based on an analysis of seven years of IceCube data. This analysis efficiently selects very high- energy neutrino-induced events which have deposited energies from 5×105 GeV to above 1011 GeV. Two neutrino-induced events with an estimated deposited energy of (2.6±0.3)×106 GeV, the highest neutrino energy observed so far, and (7.7±2.0)×105 GeV were detected. The atmospheric background-only hypothesis of detecting these events is rejected at 3.6σ. The hypothesis that the observed events are of cosmogenic origin is also rejected at >99% CL because of the limited deposited energy and the nonobservation of events at higher energy, while their observation is consistent with an astrophysical origin. Our limits on cosmogenic neutrino fluxes disfavor the UHECR sources having a cosmological evolution stronger than the star formation rate, e.g., active galactic nuclei and γ-ray bursts, assuming proton-dominated UHECRs. Constraints on UHECR sources including mixed and heavy UHECR compositions are obtained for models of neutrino production within UHECR sources. Our limit disfavors a significant part of parameter space for active galactic nuclei and new-born pulsar models. These limits on the ultrahigh-energy neutrino flux models are the most stringent to date.",
author = "M.G. Aartsen and K. Abraham and M. Ackermann and Aguilar, {Juan A.} and M. Ahlers and M. Ahrens and K. Andeen and T. Anderson and G. Anton and M. Archinger and C. Arguelles and S. Axani and S.W. Barwick and Bay, {Ryan C.} and {Becker Tjus}, J. and Becker, {K. H.} and S. BenZvi and P. Berghaus and D. Berley and M. B{\"o}rner and D. Bose and Carver, {T J} and D. Chirkin and Dumm, {J. P.} and T. Ehrhardt and P. Eller and Evenson, {P. A.} and Koskinen, {D. Jason} and Larson, {Michael James} and Medici, {Morten Ankersen} and M. Rameez and Subir Sarkar and E. Hansen",
year = "2016",
month = dec,
day = "7",
doi = "10.1103/PhysRevLett.117.241101",
language = "English",
volume = "117",
journal = "Physical Review Letters",
issn = "0031-9007",
publisher = "American Physical Society",
number = "24",

}

RIS

TY - JOUR

T1 - Constraints on ultrahigh-energy cosmic-ray sources from a search for neutrinos above 10 PeV with IceCube

AU - Aartsen, M.G.

AU - Abraham, K.

AU - Ackermann, M.

AU - Aguilar, Juan A.

AU - Ahlers, M.

AU - Ahrens, M.

AU - Andeen, K.

AU - Anderson, T.

AU - Anton, G.

AU - Archinger, M.

AU - Arguelles, C.

AU - Axani, S.

AU - Barwick, S.W.

AU - Bay, Ryan C.

AU - Becker Tjus, J.

AU - Becker, K. H.

AU - BenZvi, S.

AU - Berghaus, P.

AU - Berley, D.

AU - Börner, M.

AU - Bose, D.

AU - Carver, T J

AU - Chirkin, D.

AU - Dumm, J. P.

AU - Ehrhardt, T.

AU - Eller, P.

AU - Evenson, P. A.

AU - Koskinen, D. Jason

AU - Larson, Michael James

AU - Medici, Morten Ankersen

AU - Rameez, M.

AU - Sarkar, Subir

AU - Hansen, E.

PY - 2016/12/7

Y1 - 2016/12/7

N2 - We report constraints on the sources of ultrahigh-energy cosmic rays (UHECRs) above 109 GeV, based on an analysis of seven years of IceCube data. This analysis efficiently selects very high- energy neutrino-induced events which have deposited energies from 5×105 GeV to above 1011 GeV. Two neutrino-induced events with an estimated deposited energy of (2.6±0.3)×106 GeV, the highest neutrino energy observed so far, and (7.7±2.0)×105 GeV were detected. The atmospheric background-only hypothesis of detecting these events is rejected at 3.6σ. The hypothesis that the observed events are of cosmogenic origin is also rejected at >99% CL because of the limited deposited energy and the nonobservation of events at higher energy, while their observation is consistent with an astrophysical origin. Our limits on cosmogenic neutrino fluxes disfavor the UHECR sources having a cosmological evolution stronger than the star formation rate, e.g., active galactic nuclei and γ-ray bursts, assuming proton-dominated UHECRs. Constraints on UHECR sources including mixed and heavy UHECR compositions are obtained for models of neutrino production within UHECR sources. Our limit disfavors a significant part of parameter space for active galactic nuclei and new-born pulsar models. These limits on the ultrahigh-energy neutrino flux models are the most stringent to date.

AB - We report constraints on the sources of ultrahigh-energy cosmic rays (UHECRs) above 109 GeV, based on an analysis of seven years of IceCube data. This analysis efficiently selects very high- energy neutrino-induced events which have deposited energies from 5×105 GeV to above 1011 GeV. Two neutrino-induced events with an estimated deposited energy of (2.6±0.3)×106 GeV, the highest neutrino energy observed so far, and (7.7±2.0)×105 GeV were detected. The atmospheric background-only hypothesis of detecting these events is rejected at 3.6σ. The hypothesis that the observed events are of cosmogenic origin is also rejected at >99% CL because of the limited deposited energy and the nonobservation of events at higher energy, while their observation is consistent with an astrophysical origin. Our limits on cosmogenic neutrino fluxes disfavor the UHECR sources having a cosmological evolution stronger than the star formation rate, e.g., active galactic nuclei and γ-ray bursts, assuming proton-dominated UHECRs. Constraints on UHECR sources including mixed and heavy UHECR compositions are obtained for models of neutrino production within UHECR sources. Our limit disfavors a significant part of parameter space for active galactic nuclei and new-born pulsar models. These limits on the ultrahigh-energy neutrino flux models are the most stringent to date.

U2 - 10.1103/PhysRevLett.117.241101

DO - 10.1103/PhysRevLett.117.241101

M3 - Journal article

C2 - 28009216

VL - 117

JO - Physical Review Letters

JF - Physical Review Letters

SN - 0031-9007

IS - 24

M1 - 241101

ER -

ID: 179318653