搜索结果: 1-10 共查到“大气科学 elemental carbon”相关记录10条 . 查询时间(0.117 秒)
Characteristics of Atmospheric Elemental Carbon (Char and Soot) in Ultrafine and Fine Particles in a Roadside Environment, Japan
Black carbon (BC) Ultrafine particles Char-EC Soot-EC Diesel exhausts
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2016/3/28
Atmospheric carbonaceous components, particularly char and soot in ultrafine particles (UFPs; Dp < 0.1 m) and fine
particles (FPs; Dp < 2.5 m), were measured four times during one...
Size distributions of elemental carbon and its contribution to light extinction in urban and rural locations in the pearl river delta region, China
elemental carbon extinction urban and rural locations the pearl river delta region
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2010/8/13
Elemental carbon (EC) in size-segregated aerosol samples were determined at five urban, one suburban, and one rural locations in the Pearl River Delta region in South China during 2006–2008 period. Th...
Fossil and non-fossil sources of organic carbon（OC）and elemental carbon（EC）in Göteborg, Sweden
Fossil and non-fossil sources organic carbon OC elemental carbon EC Gö teborg
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2009/3/13
Particulate matter was collected at an urban site in Göteborg (Sweden) in February/March 2005 and in June/July 2006. Additional samples were collected at a rural site for the winter period. Total...
On the isolation of elemental carbon (EC) for micro-molar 14C accelerator mass spectrometry: development of a hybrid reference material for 14C-EC accuracy assurance, and a critical evaluation of the thermal optical kinetic (TOK) EC isolation procedure
elemental carbon EC TOK
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2009/2/18
The primary objective of the research reported here has been the development of a hybrid reference material (RM) to serve as a test of accuracy for elemental carbon (EC) isotopic (14C) speciation meas...
One-year record of organic and elemental carbon in fine particles in downtown Beijing and Shanghai
organic elemental carbon fine particles Beijing Shanghai
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2009/2/11
Weekly PM2.5 samples were collected for one year (1999-2000) in Beijing and Shanghai and the carbonaceous species analyzed to investigate and compare their time series patterns and possible sources in...
Variability of organic and elemental carbon, water soluble organic carbon, and isotopes in Hong Kong
organic and elemental carbon water soluble organic carbon isotopes Hong Kong
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2009/1/15
To determine the levels and variations of carbonaceous aerosol in Hong Kong, PM2.5 and PM10 samples were collected by high volume (Hi-vol) samplers at three monitoring stations (representing middle-sc...
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 distributions of elemental carbon in the atmosphere of a coastal urban area in South China: characteristics, evolution processes, and implications for the mixing state
elemental carbon coastal urban area South China
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2008/11/21
Elemental carbon (EC), as one of the primary light-absorbing components in the atmosphere, has a significant impact on both regional and global climate. The environmental impacts of EC are strongly de...
Local anthropogenic impact on particulate elemental carbon concentrations at Summit, Greenland
particulate elemental carbon concentration Summit Greenland
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2008/11/6
Summit, Greenland is a remote Arctic research station allowing for field measurements at the highest point of the Greenland Ice Sheet. Due to the current reliance on diesel generators for electricity ...
Applications of lagrangian dispersion modeling to the analysis of changes in the specific absorption of elemental carbon
specific absorption elemental carbon
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2008/10/31
We use a Lagrangian dispersion model driven by a mesoscale model with four-dimensional data assimilation to simulate the dispersion of elemental carbon (EC) over a region encompassing Mexico City and ...