On-road Emissions and Chemical Transformation of Nitrogen Oxides
On-road chase and PEMS measurement data while following traffic.  Time-averaged to assess the emission rate of the followed vehicle, including the presence of a PEMS to measure direct tailpipe exhaust. 

This dataset is associated with the following publication:
Snow, R., J. Faircloth, R. Baldauf, B. Yand, M. Zhang, …