IEVref:
845-04-85
ID:
Language:
en
Status:
Obsolete
Term:
Napierian spectral absorption coefficient (of a homogeneous non-diffusing layer)
Synonym1:
Synonym2:
Synonym3:
Symbol:
α
n
(
λ
)
Definition:
quotient of the Napierian logarithm of the reciprocal of the spectral internal transmittance
τ
i
(
λ
) of a layer of the medium by the length
l
of the path of a beam of radiation traversing that layer
X
Publication
date
:
1987
Source
845-04-84
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5:
quotient of the Napierian logarithm of the reciprocal of the spectral internal transmittance
τ
i
(
λ
) of a layer of the medium by the length
l
of the path of a beam of radiation traversing that layer
845-04-85.gif