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2013年11月22日 Science
$ f2 p6 b: |( N2 D # }# l" q7 H% ?* B( `
COVER Hit distribution (red, early; green, late) of a neutrino
: W+ j8 m% X8 z! h) Finteraction with the Antarctic IceCube neutrino detector on 14 July 2011. Light $ A' C; N; S. L# X3 F# n
from this transfer of 250 teraelectron volts of energy fills a sphere 600 meters
6 r. {) R( D& g& E- F- wacross. This event, among the highest-energy neutrino interactions ever
/ Y4 M. j2 M' W5 o! X+ yobserved, forms part of the first evidence for a high-energy neutrino flux of - E( ?$ d- W1 }; j( X
astrophysical origin. See pages 920 and 947 and
* @6 b7 f ~5 J: R4 q2 n9 I3 zhttp://dx.doi.org/10.1126/science.1242856. % u' y) J! e% }4 t
Credit: IceCube Collaboration
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