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2013年11月22日 Science
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; g% M; F8 B2 }7 ~, n$ J: iCOVER Hit distribution (red, early; green, late) of a neutrino
( Q( X7 g+ ^+ r& F0 d1 O) Rinteraction with the Antarctic IceCube neutrino detector on 14 July 2011. Light
2 M& S8 C; L! z: T! P* Q/ y' |from this transfer of 250 teraelectron volts of energy fills a sphere 600 meters e+ N/ Q' A- Z* `% F; F9 F
across. This event, among the highest-energy neutrino interactions ever
7 D0 O6 _6 L" t, w1 f3 k- Qobserved, forms part of the first evidence for a high-energy neutrino flux of / [4 U2 s4 f0 u R5 \" t
astrophysical origin. See pages 920 and 947 and
! }) T. g! h1 J5 v# dhttp://dx.doi.org/10.1126/science.1242856. 3 M4 k9 U% ]6 z- A
Credit: IceCube Collaboration
6 ^. J0 w" r" H. ~+ a" y$ \4 B' b* P% C+ r9 r* o2 q
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