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Short cosmic events: A subset of classical GRBs?

AIP conference proceedingsPublished 1 January 1991
J. P. Dezalay, C. Barat, Régine Talòn, R. Sunyaev, O. Terekhov, A. Kuznetsov
Citations46
SJR score0.15
SNIP0.20

Abstract

During 28 months of operation, the French‐Soviet PHEBUS experiment onboard GRANAT has recorded a total of 66 cosmic γ‐ray bursts (GRBs). We observe that events lasting less than 2 seconds exhibit harder spectra both on average and at the maximum peak. Their peculiar spectral shape and their similarities in time history claim in favor of the existence of a separate class of short cosmic γ‐ray bursts.

Keywords

MathematicsPhysics and Astronomy