Saccharides in summer and winter PM2.5 over Xi'an, Northwestern China: Sources, and yearly variations of biomass burning contribution to PM2.5

Positive matrix factorization: A non‐negative factor model with optimal utilization of error estimates of data values

Pentti Paatero, Unto Tapper · Environmetrics · 1994 · 6.3K citations

Computing, Data Science, Data Analytics +14

High secondary aerosol contribution to particulate pollution during haze events in China

Ru‐Jin Huang, Yanlin Zhang, Carlo Bozzetti et al. · Nature · 2014 · 4.8K citations

Natural Sciences, Environmental Sciences, Meteorology +14

Levoglucosan, a tracer for cellulose in biomass burning and atmospheric particles

Bernd R.T. Simoneit, James J. Schauer, Christopher G. Nolte et al. · Atmospheric Environment · 1999 · 1.6K citations

Pharmacy, Biochemistry, Atmospheric Chemistry +9

Volatile chemical products emerging as largest petrochemical source of urban organic emissions

Brian McDonald, J. A. de Gouw, J. B. Gilman et al. · Science · 2018 · 1.4K citations · Full text

Natural Sciences, Chemistry, Environmental Sciences +17

Contribution of fungi to primary biogenic aerosols in the atmosphere: wet and dry discharged spores, carbohydrates, and inorganic ions

Wolfgang Elbert, Philip Taylor, Meinrat O. Andreae et al. · Atmospheric chemistry and physics · 2007 · 594 citations · Full text

Natural Sciences, Environmental Sciences, Microbiology +17