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Related Experiment Video

Updated: Jun 16, 2026

Scattering And Absorption of Light in Planetary Regoliths
11:34

Scattering And Absorption of Light in Planetary Regoliths

Published on: July 1, 2019

Laboratory simulation of diffuse reflectivity from a cloudy planetary atmosphere.

J S Margolis, D J McCleese, G E Hunt

    Applied Optics
    |February 2, 2010
    PubMed
    Summary
    This summary is machine-generated.

    This study presents the first measurements of diffuse reflectivity in the multiple scattering regime. Experimental data closely matches theoretical calculations for light scattering by particles of varying sizes.

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    Published on: November 15, 2013

    Area of Science:

    • Optics
    • Atmospheric Science
    • Radiative Transfer

    Background:

    • Understanding light scattering in planetary atmospheres is crucial for climate modeling.
    • Previous studies lacked experimental data in the multiple scattering regime for large optical depths.

    Purpose of the Study:

    • To experimentally measure diffuse reflectivity as a function of single scattering albedo in a simulated plane parallel atmosphere.
    • To compare experimental results with theoretical predictions for light scattering.

    Main Methods:

    • Measurements of diffuse reflectivity were performed in a geometry simulating a large optical depth plane parallel atmosphere.
    • Experimental conditions covered the Mie and Rayleigh scattering regimes for particles larger and smaller than the incident light wavelength, respectively.

    Main Results:

    • The study provides the first measurements of diffuse reflectivity in the multiple scattering regime.
    • Experimental results showed excellent agreement (within 1%) with theoretical calculations.
    • Validation of theoretical models for both Mie and Rayleigh scattering conditions was achieved.

    Conclusions:

    • Experimental validation of radiative transfer models in the multiple scattering regime is now possible.
    • Accurate modeling of light-matter interactions in atmospheres is supported by these findings.
    • The study bridges the gap between theoretical predictions and experimental observations in atmospheric optics.