搜索结果: 1-15 共查到“大气科学 source apportionment”相关记录18条 . 查询时间(0.062 秒)
Source apportionment of PM2.5 in Cork Harbour, Ireland using a combination of single particle mass spectrometry and quantitative semi-continuous measurements
Cork Harbour single particle mass spectrometry quantitative semi-continuous measurements
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2010/10/21
An aerosol time-of-flight mass spectrometer (ATOFMS) was deployed for the measurement of the size resolved chemical composition of single particles at a site in Cork Harbour, Ireland for three weeks i...
Inter-comparison of source apportionment models for the estimation of wood burning aerosols during wintertime in an Alpine city (Grenoble, France)
source apportionment models wood burning aerosols wintertime an Alpine city
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2010/8/13
The emission of organic aerosols (OA) in the ambient air by residential wood burning is nowadays a subject of great scientific concern and a growing number of studies aim at apportioning the influence...
Application of positive matrix factorization to on-road measurements for source apportionment of diesel- and gasoline-powered vehicle emissions in Mexico City
positive matrix factorization on-road measurements source apportionment diesel- and gasoline-powered vehicle emissions Mexico City
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2010/8/12
The goal of this research is to quantify diesel- and gasoline-powered motor vehicle emissions within the Mexico City Metropolitan Area (MCMA) using on-road measurements captured by a mobile laboratory...
Study on the Seasonal Variation and Source Apportionment of PM10 in Harbin, China
Atmospheric particles Seasonal variation Enrichment factor Source apportionmen
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2016/3/29
The atmospheric respirable particulate matter (PM10) from four typical districts of Harbin was collected in four seasons.
By analyzing the samples, we got the spatial distribution and seasonal variat...
Seasonal Variation and Source Apportionment of Atmospheric Carbonyl Compounds in Urban Kaohsiung, Taiwan
Carbonyl compounds Seasonal variation Receptor model PCA APCS
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2016/3/29
The concentrations of 18 atmospheric carbonyls species were measured at Nan-Chie and Hsiung-Kong sites in
Kaohsiung City, Taiwan, during the summer and winter of 2006. Formaldehyde and acetaldehyde w...
Source apportionment of fine organic aerosols in Beijing
Source apportionment fine organic aerosols Beijing
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2009/11/19
Fine particles (PM2.5, i.e., particles with an aerodynamic diameter of ≤2.5 μm) were collected from the air in August 2005, August–September 2006, and January–February 2007, in Beijing, China. The che...
Mexico City aerosol analysis during MILAGRO using high resolution aerosol mass spectrometry at the urban supersite (T0) – Part 1: Fine particle composition and organic source apportionment
Mexico City aerosol mass spectrometry Fine particle composition organic source apportionment
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2009/9/14
Submicron aerosol was analyzed during the MILAGRO field campaign in March 2006 at the T0 urban supersite in Mexico City with a High-Resolution Time-of-Flight Aerosol Mass Spectrometer (HR-ToF-AMS) and...
Source apportionment of elevated wintertime PAHs by compound-specific radiocarbon analysis
elevated wintertime PAHs compound-specific radiocarbon
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2009/6/2
Natural abundance radiocarbon analysis facilitates distinct source apportionment between contemporary biomass/biofuel (14C "alive") versus fossil fuel (14C "dead") combustion. Here, the first compound...
Source Apportionment of Atmospheric Dust Fallout in an Urban-Industrial Environment in India
Source apportionment Dusts fallout Chemical mass balance Urban areas
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2016/3/29
The components and quantities of atmospheric dusts fallout has been reported to be the pollution indicator of large urban areas. The
multiplicity and complexity of sources of atmospheric dusts in urb...
Source Apportionment of Winter Submicron Prague Aerosols from Combined Particle Number Size Distribution and Gaseous Composition Data
Receptor modeling Particle size distribution Positive Matrix Factorization Prague
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2016/3/25
Combined particle number size distributions and readily available gaseous concentration data were
used to identify winter particle sources in the urban atmosphere of Prague, the capital of Czech
Rep...
Aerosol composition and source apportionment in the Mexico City Metropolitan Area with PIXE/PESA/STIM and multivariate analysis
source apportionment Mexico City Metropolitan Area PIXE/PESA/STIM multivariate analysis
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2009/1/15
Aerosols play an important role in the atmosphere but are poorly characterized, particularly in urban areas like the Mexico City Metropolitan Area (MCMA). The chemical composition of urban particles m...
Characterization and source apportionment of atmospheric organic and elemental carbon during fall and winter of 2003 in Xi'an, China
apportionment of atmospheric organic elemental carbon Xi'an China
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2009/1/14
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 from September 2003 throu...
Size-resolved source apportionment of ambient particles by positive matrix factorization at Gosan background site in East Asia
ambient particles positive matrix factorization Gosan background site East Asia
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2008/12/30
Size- and time-resolved aerosol samples were collected using an eight-stage Davis rotating unit for monitoring (DRUM) sampler from 29 March to 29 May in 2002 at Gosan, Jeju Island, Korea, which is one...
Evaluation of organic markers for chemical mass balance source apportionment at the Fresno Supersite
organic markers chemical mass Fresno Supersite
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2008/12/5
Sources of PM2.5 at the Fresno Supersite during high PM2.5 episodes occurring from 15 December 2000–3 February 2001 were estimated with the Chemical Mass Balance (CMB) receptor model. The ability of s...
Source apportionment of submicron organic aerosols at an urban site by factor analytical modelling of aerosol mass spectra
submicron organic aerosols aerosol mass spectra
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2008/12/4
Submicron ambient aerosol was characterized in summer 2005 at an urban background site in Zurich, Switzerland, during a three-week measurement campaign. Highly time-resolved samples of non-refractory ...