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Diffstat (limited to '2020/04/hyperphysics/light_and_vision/rayleigh_scattering.md')
-rw-r--r-- | 2020/04/hyperphysics/light_and_vision/rayleigh_scattering.md | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/2020/04/hyperphysics/light_and_vision/rayleigh_scattering.md b/2020/04/hyperphysics/light_and_vision/rayleigh_scattering.md new file mode 100644 index 0000000..d7df4ba --- /dev/null +++ b/2020/04/hyperphysics/light_and_vision/rayleigh_scattering.md @@ -0,0 +1,17 @@ + +; http://hyperphysics.phy-astr.gsu.edu/hbase/atmos/blusky.html#c1 + +(var N "number of scatterers") +(var alpha "polarizability") +(var R "distance from scatterer") +(var I_0 "original intensity") +(var I "scattered intensity") +(var lambda "wavelength of light") +(var Theta "angle of scattering") + +(eq I + (* I_0 + (/ (* 8 (exp pi 4) N (exp alpha 2)) + (* (exp lambda 4) (exp R 2))) + (+ 1 ((exp cos 2) Theta)))) + |