Vol. 19, issue 05, article # 6

Vostretsov N.A., Zhukov A.F. Normalized variance of the intensity fluctuations of a divergent beam in snowfalls measured with a photodetector shifted off the beam optical axis. // Atmospheric and oceanic optics. 2006. V. 19. No. 05. P. 373-374.
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Abstract:

The normalized variance (σ-2) of the intensity fluctuations of a divergent laser beam in the ground atmosphere in snowfalls was measured with a photodetector shifted off the beam optical axis. It is shown that -2 increases under these conditions because of scattering by snowflakes.

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