搜索结果: 1-15 共查到“大气物理学 secondary organic aerosol”相关记录34条 . 查询时间(0.147 秒)
A secondary organic aerosol formation model considering successive oxidation aging and kinetic condensation of organic compounds: global scale implications
A secondary organic aerosol formation model successive oxidation aging organic compounds global scale
2011/2/25
The widely used two-product secondary organic aerosol (SOA) formation model has been extended in this study to consider the volatility changes of secondary organic gases (SOG) arising from the aging p...
A review of the anthropogenic influence on biogenic secondary organic aerosol
the anthropogenic influence biogenic secondary organic aerosol
2011/1/19
Because of the climate and air quality effects of organic aerosol, it is important to quantify the influence of anthropogenic emissions on the aerosol burden, both globally and regionally, and both in...
The sensitivity of secondary organic aerosol component partitioning to the predictions of component properties – Part 1: A systematic evaluation of some available estimation techniques
secondary organic aerosol component component properties estimation techniques
2010/11/29
A large number of calculations of the absorptive partitioning of organic compounds have been made using a number of methods to predict the component vapour pressures, p0, and activity coefficients, γi...
Technical Note: Vapor pressure estimation methods applied to secondary organic aerosol constituents from α-pinene oxidation: an intercomparison study
Vapor pressure estimation methods secondary organic aerosol constituents α-pinene oxidation
2010/8/16
We applied and compared seven vapor pressure estimation methods to the condensable compounds generated in the oxidation of α-pinene, as described by the state-of-the-art mechanism of the BOREAM model ...
Insights into secondary organic aerosol formed via aqueous-phase reactions of phenolic compounds based on high resolution mass spectrometry
secondary organic aerosol aqueous-phase reactions phenolic compounds high resolution mass spectrometry
2010/8/13
Recent work has shown that aqueous-phase reactions of phenolic compounds – phenol (C6H6O), guaiacol (C7H8O2), and syringol (C8H10O3) – can form secondary organic aerosol (SOA) at high yields. Here we ...
Characterization of oligomers from methylglyoxal under dark conditions: a pathway to produce secondary organic aerosol through cloud processing during nighttime
oligomers methylglyoxal dark conditions secondary organic aerosol cloud processing nighttime
2010/8/12
Aqueous-phase oligomer formation from methylglyoxal, a major atmospheric photooxidation product, has been investigated in a simulated cloud matrix under dark conditions. The aim of this study was to e...
Widening the gap between measurement and modelling of secondary organic aerosol properties?
gap measurement modelling secondary organic aerosol properties
2010/3/16
The link between measured sub-saturated hygroscopicity and cloud activation potential of secondary organic aerosol particles produced by the chamber photo-oxidation of α-pinene in the presence or abse...
Formation of secondary organic aerosol from isoprene oxidation over Europe
secondary organic aerosol isoprene oxidation Europe
2009/9/23
The role of isoprene as a precursor to secondary organic aerosol (SOA) over Europe is studied with the two-way nested global chemistry transport model TM5. The inclusion of the formation of SOA from i...
Isoprene oxidation by nitrate radical: alkyl nitrate and secondary organic aerosol yields
Isoprene oxidation nitrate radical alkyl nitrate secondary organic aerosol yields
2009/9/22
Alkyl nitrates and secondary organic aerosol (SOA) produced during the oxidation of isoprene by nitrate radicals has been observed in the SAPHIR (Simulation of Atmospheric PHotochemistry In a large Re...
The formation of secondary organic aerosol from the isoprene + OH reaction in the absence of NOx
secondary organic aerosol isoprene + OH reaction absence of NOx
2009/9/14
The reaction of isoprene (C5H8) with hydroxyl radicals has been studied in the absence of nitrogen oxides (NOx) to determine physical and chemical characteristics of the secondary organic aerosol form...
Modeling of secondary organic aerosol yields from laboratory chamber data
secondary organic aerosol yields laboratory chamber data
2009/8/18
Laboratory chamber data serve as the basis for constraining models of secondary organic aerosol (SOA) formation. Current models fall into three categories: empirical two-product (Odum), product-specif...
In-cloud processes of methacrolein under simulated conditions – Part 3: Hygroscopic and volatility properties of the formed secondary organic aerosol
In-cloud processes simulated conditions Hygroscopic volatility properties formed secondary organic aerosol
2009/8/7
The hygroscopic and volatility properties of secondary organic aerosol (SOA) produced from the nebulization of solutions after aqueous phase photooxidation of methacrolein was experimentally studied i...
A review of Secondary Organic Aerosol (SOA) formation from isoprene
Secondary Organic Aerosol SOA isoprene
2009/8/7
Recent field and laboratory evidence indicates that the oxidation of isoprene, (2-methyl-1,3-butadiene, C5H8) forms secondary organic aerosol (SOA). Global biogenic emissions of isoprene (600 Tg yr...
Mechanism reduction for the formation of secondary organic aerosol for integration into a 3-dimensional regional air quality model: α-pinene oxidation system
Mechanism reduction secondary organic aerosol α-pinene oxidation system
2009/7/15
A detailed α-pinene oxidation mechanism was reduced systematically through the successive application of five mechanism reduction techniques. The resulting reduced mechanism preserves the ozone- and o...
Photodegradation of secondary organic aerosol generated from limonene oxidation by ozone studied with chemical ionization mass spectrometry
Photodegradation secondary organic aerosol limonene oxidation
2009/6/16
Photodegradation of secondary organic aerosol (SOA) prepared by ozone-initiated oxidation of D-limonene is studied with an action spectroscopy approach, which relies on detection of volatile photoprod...