Bimodal spectrum: Difference between revisions

From Glossary of Meteorology
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|Display title=bimodal spectrum
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|Meaning=In [[radar]], a [[Doppler spectrum]] that has two modes or peaks.
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|Explanation=There are instances in [[wind profiler]] applications in which one spectral mode is explained by  [[Bragg scattering]] from [[refractivity]] fluctuations in the [[clear air]] and another by [[Rayleigh scattering]]  by [[precipitation]].
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== bimodal spectrum ==
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<div class="definition"><div class="short_definition">In [[radar]], a [[Doppler spectrum]] that has two modes or peaks.</div><br/> <div class="paragraph">There are instances in [[wind profiler]] applications in which one spectral mode is explained by  [[Bragg scattering]] from [[refractivity]] fluctuations in the [[clear air]] and another by [[Rayleigh scattering]]  by [[precipitation]].</div><br/> </div>
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Latest revision as of 22:05, 13 January 2024

In radar, a Doppler spectrum that has two modes or peaks.

There are instances in wind profiler applications in which one spectral mode is explained by Bragg scattering from refractivity fluctuations in the clear air and another by Rayleigh scattering by precipitation.


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