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Characterization of Humic Acid-like Substances Extracted from Atmospheric Falling Dust Using Py-GC-MS
Atmospheric falling dust Humic acid-like substances Py-GC-MS Source
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2016/3/28
Humic acid-like substances (HALS) are heterogeneous macromolecules having a range of physicochemical properties and
exhibiting different reactivities in environmental systems. However, to study the H...
Particles Removal by Negative ionic Air Purifier in Cleanroom
Particle Negative air ion Air mixing Removal efficiency Air cleaning factor
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2016/3/28
This study investigated effectiveness of negative ionic air purifier in lowering the concentration of particles in a closed
test chamber. The performance test was carried out in a closed test chamber...
Measurements of Gaseous NH3 and Particulate NH4 + in the Atmosphere by Fluorescent Detection after Continuous Air–water Droplet Sampling
Ammonia Gas-particle partitioning Microflow analysis Short-term variation
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2016/3/28
Phase partitioning of NHx (gaseous NH3 and particulate NH4
+) in the atmosphere is crucial for the lifetime of NHx
during atmospheric transport. Reliable data for gaseous NH3 and NH4
+ in aerosols ...
Characterization of Atmospheric Dry Deposition of Polychlorinated Dibenzo-p-dioxins/Dibenzofuran in a Rural Area of Taiwan
Polychlorinated dibenzo-p-dioxins/Dibenzofurans (PCDD/Fs) Gas-Particle partitioning Dry deposition Velocity
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2016/3/28
The characteristics of polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/Fs) and the variation of the gas-particle
partitioning of PCDD/Fs near two municipal solid waste incinerators (MSWIs) ...
Modeling of photolysis rates over Europe: impact on chemical gaseous species and aerosols
photolysis rates Europe chemical gaseous species and aerosols
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2011/2/25
This paper evaluates the impact of photolysis rate calculation on simulated European air composition and air quality. In particular, the impact of the cloud parametrisation and the impact of aerosols ...
Continuous isotopic composition measurements of tropospheric CO2 at Jungfraujoch (3580 m a.s.l.), Switzerland: real-time observation of regional pollution events
tropospheric CO2 Jungfraujoch regional pollution events
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2011/2/25
A quantum cascade laser based absorption spectrometer (QCLAS) is applied for the first time to perform in situ, continuous and high precision isotope ratio measurements of CO2 in the free troposphere....
Impact of the East Asian summer monsoon on long-term variations in the acidity of summer precipitation in Central China
the East Asian summer monsoon long-term variations the acidity of summer precipitation Central China
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2011/2/25
The acidity of precipitation has been observed at stations of the Acid Rain Monitoring Network run by the China Meteorological Administration (CMA-ARMN) since 1992. Previous studies have shown that di...
Carbonaceous aerosols contributed by traffic and solid fuel burning at a polluted rural site in Northwestern England
Carbonaceous aerosols traffic and solid fuel a polluted rural site Northwestern England
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2011/2/25
The experiment presented in this paper was conducted at the Holme Moss site, which is located in the southern Pennines region in Northwestern England during November–December 2006. The strong southwes...
First long-term study of particle number size distributions and new particle formation events of regional aerosol in the North China Plain
particle number size new particle formation regional aerosol the North China Plain
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2011/2/25
Atmospheric particle number size distributions (size range 0.003–10 μm) were measured between March 2008 and August 2009 at Shangdianzi (SDZ), a rural research station in the North China Plain. These ...
Spatial variability of POPs in European background air
Spatial variability POPs European background air
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2011/2/25
Passive air samplers (PAS) were deployed at 86 European background sites during summer 2006 in order (i) to gain further insight into spatial patterns of persistent organic pollutants (POPs) in Europe...
Chemical, physical, and optical evolution of biomass burning aerosols: a case study
biomass burning aerosols Chemical physical
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2011/2/25
In-situ chemical composition measurements of ambient aerosols have been used for characterizing the evolution of submicron aerosols from a large anthropogenic biomass burning (BB) event in Israel. A h...
Oxygen isotopic signature of CO2 from combustion processes
Oxygen isotopic CO2 combustion processes
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2011/2/25
For a comprehensive understanding of the global carbon cycle precise knowledge of all processes is necessary. Stable isotope (13C and 18O) abundances provide information for the qualification and the ...
Characterisation of individual aerosol particles collected during a haze episode in Incheon, Korea using the quantitative ED-EPMA technique
individual aerosol particles a haze episode Incheon Korea the quantitative ED-EPMA technique
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2011/2/25
A quantitative energy-dispersive electron probe X-ray microanalysis (ED-EPMA), called low-Z particle EPMA, was used to analyse individual aerosol particles collected in Incheon, Korea on 13–18 October...
The Chemistry of Atmosphere-Forest Exchange (CAFE) Model – Part 2: Application to BEARPEX-2007 observations
Atmosphere-Forest Exchange (CAFE) Model BEARPEX-2007 observations
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2011/2/25
In a companion paper, we introduced the Chemistry of Atmosphere-Forest Exchange (CAFE) model, a vertically-resolved 1-D chemical transport model designed to probe the details of near-surface reactive ...
Substrate effects in the photoenhanced ozonation of pyrene
Substrate effects the photoenhanced ozonation of pyrene
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2011/2/25
We report the effects of actinic illumination on the heterogeneous ozonation kinetics of solid pyrene films and pyrene adsorbed at air-octanol and air-aqueous interfaces. Upon illumination, the ozonat...