Contents Chapter 3: Initial Condition Modeling | 3.2. Initialization Parameters | Print page 3.2.17. Radiation IntensityA sensible value would be to assume that the fluid is in radiative equilibrium; that is, the radiation intensity is set to the initial blackbody intensity in the fluid:(3–8)where is the Stefan-Boltzmann constant. « 3.2.16. Volume Fraction 3.2.18. Initialization of Solid Domains »