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Carbonaceous and Ionic Components of Atmospheric Fine Particles in Beijing and Their Impact on Atmospheric Visibility
PM2.5 OC EC Ion Visibility
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2016/3/25
Ground-based observation of fine particulate matter (PM2.5) in Beijing was carried out continuously in 2006. The
carbonaceous and ionic components, as well as their distribution characteristics and s...
Deep Investigation of Ultrafine Particles in Urban Air
Ultrafine particles Energy Filtered Transmission Electron Microscope analysis Health effects Urban air Carbonaceous aeroso
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2016/3/28
This work describes the results of a study which started in 2007 to investigate the ultrafine particle (UFP) pollution in
the urban area of Rome. The sampling site was located in a street with high d...
Chemical Composition of Indoor and Outdoor Atmospheric Particles at Emperor Qin's Terra-cotta Museum, Xi’an, China
Terra-cotta museum Indoor air quality Chemical composition Acidic particles
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2016/3/28
Indoor particles and microclimate were measured in summer (August 2004) and winter (January 2005) periods inside
and outside Emperor Qin's Terra-Cotta Museum in Xi’an, China. Indoor temperature range...
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...
Filtration of Submicron Aerosol Particles Using a Carbon Fiber Ionizer-assisted Electret Filter
Air ion Carbon fiber ionizer Collection efficiency Electret filter Submicron particle
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2016/3/28
The effects of a carbon fiber ionizer on the collection efficiency of an electret filter for residential house ventilation were
investigated with varying the face velocity, the number of ionizers, an...
Absorption Ångström coefficient, brown carbon, and aerosols: basic concepts, bulk matter, and spherical particles
Absorption Å ngströ m coefficient brown carbon aerosols bulk matter spherical particles
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2011/2/25
The concept of wavelength-dependent absorption Ångström coefficients (AACs) is discussed and clarified for both single and two-wavelengths AACs and guidance for their implementation with no...
Transport of dust particles from the Bodélé region to the monsoon layer – AMMA case study of the 9–14 June 2006 period
dust particles the Bodélé region the monsoon layer the 9–14 June 2006 period
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2011/1/20
Aerosol properties were measured during an airborne campaign experiment that took place in June 2006 in West Africa within the framework of the African Monsoon Multidisciplinary Analyses (AMMA). The g...
The effect of fatty acid surfactants on the uptake of ozone to aqueous halogenide particles
fatty acid surfactants ozone aqueous halogenide particles
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2010/12/20
The reactive uptake of ozone to deliquesced potassium iodide aerosol particles coated with linear saturated fatty acids (C9, C12, C15, C18 and C20) was studied. The experiments were performed in an ae...
Feedback between dust particles and atmospheric processes over West Africa during dust episodes in March 2006 and June 2007
dust particles and atmospheric processes West Africa dust episodes March 2006 and June 2007
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2010/11/30
We used the comprehensive model system COSMO-ART to quantify the impact of mineral dust on the radiative fluxes, the temperature and the feedback between dust particles and their emissions. We simulat...
Emission and dry deposition of accumulation mode particles in the Amazon Basin
mode particles the Amazon Basin
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2010/11/29
Size-resolved vertical aerosol number fluxes of particles in the diameter range 0.25–2.5 μm were measured with the eddy covariance method from a 53 m high tower over the Amazon rain forest, 60 km NNW ...
Measured and modeled humidification factors of fresh smoke particles from biomass burning: role of inorganic constituents
humidification factors fresh smoke particles biomass burning inorganic constituents
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2010/8/16
During the 2006 FLAME study (Fire Laboratory at Missoula Experiment), laboratory burns of biomass fuels were performed to investigate the physico-chemical, optical, and hygroscopic properties of fresh...
Cloud droplet activation of mixed organic-sulfate particles produced by the photooxidation of isoprene
Cloud droplet mixed organic-sulfate particles the photooxidation of isoprene
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2010/8/12
The cloud condensation nuclei (CCN) properties of ammonium sulfate particles mixed with organic material condensed during the hydroxyl-radical-initiated photooxidation of isoprene (C5H8) were investig...
Analysis of Relationship between Inorganic Gases and Fine Particles in Cleanroom Environment
Diffusion denuder system (DDS) AMCs (Airborne Molecular Contaminants) Micro-contamination Cleanroom
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2016/3/29
The concentrations and characteristics of major components in inorganic gases and fine particles were measured at the
photo and etch cleanroom areas in a Taiwan semiconductor factory. The results sho...
The role of sulphates and organic vapours in growth of newly formed particles in a eucalypt forest
sulphates and organic vapours newly formed particles a eucalypt forest
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2010/8/12
The influence of biogenic particle formation on climate is a well recognised phenomenon. To understand the mechanisms underlying the biogenic particle formation, determining the chemical composition o...
Changes in the production rate of secondary aerosol particles in Central Europe in view of decreasing SO2 emissions between 1996 and 2006
secondary aerosol particles Central Europe SO2 emissions
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2010/2/21
In anthropogenically influenced atmospheres, sulphur dioxide (SO2) is the main precursor of gaseous sulphuric acid (H2SO4), which in turn is a main precursor for atmospheric particle nucleation. As a ...