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Related Experiment Video

Updated: Jun 8, 2026

Measurement of Aerosols Optical Thickness of the Atmosphere using the GLOBE Handheld Sun Photometer

Measurement of Aerosols Optical Thickness of the Atmosphere using the GLOBE Handheld Sun Photometer

Published on: May 29, 2019

Variability in atmospheric light-scattering properties with altitude.

|October 12, 2010

Summary

This summary is machine-generated.

This study measured atmospheric angular scattering properties using a balloonborne polar nephelometer. Aerosol characteristics like size distribution were inferred from scattering data at different altitudes.

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Last Updated: Jun 8, 2026

Measurement of Aerosols Optical Thickness of the Atmosphere using the GLOBE Handheld Sun Photometer

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Published on: May 29, 2019

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material

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Published on: May 20, 2013

Scattering And Absorption of Light in Planetary Regoliths

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Published on: July 1, 2019

Area of Science:

Atmospheric Science
Aerosol Physics
Optical Remote Sensing

Background:

Understanding aerosol properties is crucial for climate modeling.
Altitudinal variations in atmospheric optics influence radiation transfer.
Previous studies often lack detailed in situ measurements of scattering properties.

Purpose of the Study:

To investigate the altitudinal variability of angular scattering properties in the troposphere and stratosphere.
To infer aerosol size distribution and scattering phase function using experimental parameters.
To explore the relationship between scattering dissymmetry, spectral turbidity, and aerosol phase function.

Main Methods:

Utilized a balloonborne polar nephelometer for in situ measurements.
Analyzed interdependent experimental parameters to derive optical properties.
Correlated scattering dissymmetry with spectral dispersion in turbidity.

Main Results:

Demonstrated extractability of aerosol characteristics from scattering data.
Provided altitude-resolved information on scattering phase function and aerosol size distribution.
Addressed the correlation between backscatter and extinction based on in situ observations.

Conclusions:

In situ measurements provide valuable insights into aerosol optical properties.
Scattering dissymmetry is a key parameter for inferring aerosol characteristics.
The study enhances understanding of atmospheric aerosol behavior with altitude.