Ontology highlight
ABSTRACT:
SUBMITTER: Hasheminassab S
PROVIDER: S-EPMC3943950 | biostudies-literature | 2014 Apr
REPOSITORIES: biostudies-literature
Hasheminassab Sina S Pakbin Payam P Delfino Ralph J RJ Schauer James J JJ Sioutas Constantinos C
Environmental pollution (Barking, Essex : 1987) 20140109
Diurnal and seasonal variations in the apparent density of ambient fine and coarse particulate matter (PM2.5 and CPM [PM2.5-10], respectively) were investigated in a location near downtown Los Angeles. The apparent densities, determined by particle mass-to-volume ratios, showed strong diurnal and seasonal variations, with higher values during the warm phase (June to August 2013) compared to cold phase (November 2012 to February 2013). PM2.5 apparent density showed minima during the morning and a ...[more]