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Sommerfeld parameter
Sommerfeld parameter - English
Noun
Sommerfeld
parameter
(
plural
Sommerfeld parameters
)
(
physics
)
A
dimensionless quantity
, denoted by
η
, used in
nuclear
astrophysics
in the calculation of
reaction
rates
between two
nuclei
and in the definition of the
astrophysical
S-factor
.
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