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Additional
Neutrino
English Wikipedia - The Free Encyclopedia
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Neutrino
A
neutrino
( or ) (denoted by the Greek letter
ν
) is a
lepton
, an
elementary particle
with
half-integer spin
, that interacts only via the
weak subatomic force
and
gravity
. The
mass
of the neutrino is tiny compared to other subatomic particles. They are the only identified candidate for
dark matter
, specifically
hot dark matter
.
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