U.S. FlagAn official website of the United States government
dot gov icon
Official websites use .gov

A .gov website belongs to an official government organization in the United States.

icon https icon
Secure .gov websites use HTTPS

A lock () or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Aerosol Properties & Processes: Instruments

Spectrometers for Optical Aerosol Properties (SOAP)

SOAP instrument
SOAP instrument

Spectrometers for Optical Aerosol Properties (SOAP) is a compact, low maintenance instrument that measures aerosol extinction and absorption at 532 nm. Extinction is measured by cavity ringdown spectroscopy and absorption by photoacoustic spectroscopy.

Field Projects / Platforms