Capabilities / Instruments

SP2

Single Particle Soot Photometer

Baseline Instrument, Evaluation VAP, Evaluation Instrument, Guest

The single-particle soot photometer (SP2) measures the soot (black carbon) mass of individual aerosol particles by laser-induced incandescence down to concentrations as low as ng/m^3.

The SP2 is part of the aerosol observing system (AOS).

Primary Measurements

Black carbon concentration

Handbook Browse Data

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Contact

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Arthur Sedlacek
Lead Mentor Brookhaven National Laboratory

Related Data Announcements

Users Ask for New Arctic Aerosol Measurements, and ARM Listens

References

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Mayol-Bracero et al. ARM FY2025 Aerosol Operations Plan. 2024. 10.2172/2482516.
Sedlacek et al. Single-Particle Soot Photometer (SP2) Instrument Handbook. 2017. 10.2172/1344179.

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Atmospheric Radiation Measurement (ARM) | Reviewed October 2024

SP2