Measurement methods to determine compliance with ambient air quality standards for suspended particles

JC Chow - Journal of the Air & Waste Management Association, 1995 - Taylor & Francis
One of the most important parts of formulating a National Ambient Air Quality Standard is
specifying the measurement methods for determining and attaining compliance. The …

Measuring and simulating particulate organics in the atmosphere: problems and prospects

BJ Turpin, P Saxena, E Andrews - Atmospheric Environment, 2000 - Elsevier
Although organics constitute approximately 10–70% of the total dry fine particle mass in the
atmosphere, their concentrations and formation mechanisms are less well understood than …

Induction of protective IgA by intestinal dendritic cells carrying commensal bacteria

AJ Macpherson, T Uhr - Science, 2004 - science.org
The enormous number of commensal bacteria in the lower intestine of vertebrates share
abundant molecular patterns used for innate immune recognition of pathogenic bacteria. We …

An absorption model of gas/particle partitioning of organic compounds in the atmosphere

JF Pankow - Atmospheric Environment, 1994 - Elsevier
An equation that can successfully parameterize gas-particle partitioning is K p (m 3 μg−
1)=(F/TSP)/A, where K p is a partitioning constant, TSP (μg m− 3) is the concentration of total …

Interpretation of organic components from Positive Matrix Factorization of aerosol mass spectrometric data

IM Ulbrich, MR Canagaratna, Q Zhang… - Atmospheric …, 2009 - acp.copernicus.org
The organic aerosol (OA) dataset from an Aerodyne Aerosol Mass Spectrometer (Q-AMS)
collected at the Pittsburgh Air Quality Study (PAQS) in September 2002 was analyzed with …

Identification of secondary organic aerosol episodes and quantitation of primary and secondary organic aerosol concentrations during SCAQS

BJ Turpin, JJ Huntzicker - Atmospheric environment, 1995 - Elsevier
Two-hour average organic and elemental carbon concentrations from the 1987 Southern
California Air Quality Study were used to gain an understanding of the dynamics of organic …

Carbonaceous aerosol in urban and rural European atmospheres: estimation of secondary organic carbon concentrations

LM Castro, CA Pio, RM Harrison, DJT Smith - Atmospheric Environment, 1999 - Elsevier
Aerosol samples from urban, rural and coastal areas in Europe were analysed for
carbonaceous content by a thermaloptical transmission method. The fraction of particulate …

Modeling the formation of secondary organic aerosol within a comprehensive air quality model system

B Schell, IJ Ackermann, H Hass… - Journal of …, 2001 - Wiley Online Library
The Secondary Organic Aerosol Model (SORGAM) has been developed for use in
comprehensive air quality model systems. Coupled to a chemistry‐transport model …

Characterization and source apportionment of atmospheric organic and elemental carbon during fall and winter of 2003 in Xi'an, China

JJ Cao, F Wu, JC Chow, SC Lee, Y Li… - Atmospheric …, 2005 - acp.copernicus.org
Continuous measurements of atmospheric organic and elemental carbon (OC and EC) were
taken during the high-pollution fall and winter seasons at Xi'an, Shaanxi Province, China …

Characterization and source apportionment of PM2. 5 based on error estimation from EPA PMF 5.0 model at a medium city in China

B Liu, J Wu, J Zhang, L Wang, J Yang, D Liang… - Environmental …, 2017 - Elsevier
Heze city, a medium-size city in Shandong province, Eastern China. Ambient PM 2.5
samples were collected in urban area of Heze from August 2015 to April 2016, and chemical …