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2013年11月22日 Science
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COVER Hit distribution (red, early; green, late) of a neutrino
2 m2 c( L* }, J9 n' P/ F; Binteraction with the Antarctic IceCube neutrino detector on 14 July 2011. Light 8 m& k D8 ]) S! x4 Z
from this transfer of 250 teraelectron volts of energy fills a sphere 600 meters
4 j' |5 {( f% P* Y' R0 ?# J; Jacross. This event, among the highest-energy neutrino interactions ever
% n* p+ B# e2 Z( \ R: Y+ d) robserved, forms part of the first evidence for a high-energy neutrino flux of : F; @ S1 C" T) w5 i) @/ Q4 J
astrophysical origin. See pages 920 and 947 and * R; [% C2 p0 e# h
http://dx.doi.org/10.1126/science.1242856. 4 {- b! P- f _$ K- ]9 U
Credit: IceCube Collaboration
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