radiant (energy) flux
[obsolete], \(P\), \(\mathit{\Phi}\)
https://doi.org/10.1351/goldbook.R05044
This obsolete term is not recommended. In @P04588@, @R05046@, \(P\), is adopted. SI unit is \(\text{W}\).
Note:
\(P\) is preferred, because in @P04588@, \(\mathit{\Phi}\) is reserved for @Q04991@.
\(P\) is preferred, because in @P04588@, \(\mathit{\Phi}\) is reserved for @Q04991@.