Search for γ rays above 1014 eV from Cygnus X-3 during the June and July 1989 radio outbursts

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Publication Type Journal Article
School or College College of Science
Department Physics
Creator Kieda, David B.; Cassiday, George L.; Sokolsky, Pierre
Other Author Ciampa, D.; Cooper, R.; Corbato, S. C.; Dawson, B. R.; Elbert, J. W.; Fick, B. E.; Green, K. D.; Ko, S.; Kolodziejczak, J.; Liebing, D. F.; Loh, E. C.; Matthews, J.; Nitz, D.; Salamon, M. H.; Sinclair, D.; Smith, J. D.; Thomas, S. B.; Thornton, G.; Wheeler, B.; van der Velde, J. C.
Title Search for γ rays above 1014 eV from Cygnus X-3 during the June and July 1989 radio outbursts
Date 1989-11
Description We have looked for γ-ray emission above 100 TeV from the binary x-ray source Cygnus X-3 during a period of intense radio emission in the summer of 1989. We find no evidence for excess air showers from the direction of the source and the muon content of air showers from this direction is the same as that of ordinary cosmic rays. The flux of γ rays from Cygnus X-3 with energies exceeding 2.1x10^14 eV is < 5.5x10^-13 cm-1 sec-1 (90% C.L.).
Type Text
Publisher American Physical Society
Journal Title Physical Review Letters
Volume 63
Issue 21
First Page 2329
Last Page 2332
DOI 10.1103/PhysRevLett.63.2329
citatation_issn 0031-9007
Subject Fly's Eye
Subject LCSH Cosmic rays; Gamma rays; Cygnus X-3; X-ray binaries; Hadrons; Muons
Language eng
Bibliographic Citation Cassiday, G. L., Ciampa, D., Cooper, R., Corbato, S. C., Dawson, B. R., Elbert, J. W., Fick, B. E., Green, K. D., Kieda, D. B., Ko, S., Kolodziejczak, J.; Liebing, D. F., Loh, E. C., Matthews, J., Nitz, D., Salamon, M. H., Sinclair, D., Smith, J. D., Sokolsky, P., Thomas, S. B., Thornton, G., Wheeler, B., van der Velde, J. C. (1989). Search for γ rays above 10^14 eV from Cygnus X-3 during the June and July 1989 radio outbursts. Physical Review Letters, 63(21), Nov., 2329-32.
Rights Management (c) American Physical Society http://dx.doi.org/10.1103/PhysRevLett.63.2329
Format Medium application/pdf
Format Extent 297,240 bytes
Identifier ir-main,8755
ARK ark:/87278/s63n2mf1
Setname ir_uspace
ID 702261
Reference URL https://collections.lib.utah.edu/ark:/87278/s63n2mf1