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Centre for Atmospheric Science

Single Particle Soot Photometer

A. Scattering size distribution at rush hour.
A. Scattering size distribution at rush hour.
B. Incandescence material volume equivalent size distribution for the same time as A.
B. Incandescence material volume equivalent size distribution for the same time as A.
C. Time series of integrated soot loading in g/m3.
C. Time series of integrated soot loading in µg/m3.
D. Distribution of scattering to incandescence intensity ratio - from which single particle fractional soot content can be derived.
D. Distribution of scattering to incandescence intensity ratio – from which single particle fractional soot content can be derived.