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. Author manuscript; available in PMC: 2017 Aug 1.
Published in final edited form as: Atmos Environ (1994). 2016 May 10;139:20–29. doi: 10.1016/j.atmosenv.2016.05.016

Table 2.

Median UFPN and BC concentrations in fuzzy points and airport transects and calculated expected excess UFPN

Variable Los Angeles Atlanta
F.P. Airport Excess F.P. Airport Excess
* Cm (ng/m3) 318 514 196 269 594 325
ρ (g/cm3) - - 1*** - - 1***
d (nm) 39 30 30** 120 47 47**
CN (c/cm3) 4890 19800 14,900 1100 7630 6530
ĈN (c/cm3) - - 13,900 - - 5980
*

Black Carbon mass concentration;

**

diameter directly used from airport transect measurements.