Outdoor and indoor (subway) samples were collected by passive sampling in urban Seoul
(Korea) and analyzed with computer-controlled scanning electron microscopy coupled with …

A novel single particle analytical technique, low-Z particle electron probe X-ray
microanalysis, was applied to characterize seasonal subway samples collected at a subway …

Subway particle samples collected at four underground subway stations in Seoul, Korea
were characterized by a single-particle analytical technique, low-Z particle electron probe X …

Particulate matter pollution in the subway station's atmosphere can seriously influence the
air quality and impacts on the health of subway workers and commuters. In this study, PM …

Under a very tough situation that there has been increasing concern to the air quality in
underground subway spaces, this study set sights on the thorough estimation of the …

Previous studies have reported the major chemical species of underground subway
particles to be Fe-containing species that are generated from wear and friction processes at …

A campaign was conducted to assess and compare the air quality at the different metro
platforms at Shanghai City, focusing on particulate matter (PM) levels, chemical …

A quantitative single particle analytical technique, denoted low-Z particle electron probe X-
ray microanalysis (low-Z particle EPMA), was applied to characterize particulate matters …

Fine particulate matter (PM2. 5) and particle number concentrations were monitored in the
Helsinki subway system during a two-weeks' measurement campaign in March 2004. The …

In this study we investigated the concentration and composition of particulate matter (PM
2.5) in the New York City subway system. Realtime measurements, at a 1-s cadence, and …