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

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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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Ohata et al. "Estimates of mass absorption cross sections of black carbon for filter-based absorption photometers in the Arctic". 2021. 10.5194/amt-14-6723-2021.

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Atmospheric Radiation Measurement (ARM) | Reviewed October 2024

SP2