Astrophysics (index)

Planck Function

(Planck's Law)
(yields black body curve)

The Planck Function is a function of Wavelength and Temperature that describes the spectral Radiance at each wavelength in Black-Body Radiation.

         2hν3      1
B(ν,T) = ———— ———————————
          c2  ehν/(kBT) - 1

Radiance is the quantity of radiation emitted through a surface into a given solid angle, spectral radiance being the radiance at a given wavelength.


(function,physics,EMR,black body)
http://en.wikipedia.org/wiki/Planck_function

Referenced by:
Black-Body Radiation

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