搜索结果: 1-15 共查到“大气科学 Secondary organic aerosol formation”相关记录18条 . 查询时间(0.144 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...
Modeling secondary organic aerosol formation from isoprene oxidation under dry and humid conditions
secondary organic aerosol isoprene oxidation dry and humid conditions
2011/2/24
A new model for the formation of secondary organic aerosol (SOA) from isoprene was developed. This model uses surrogate molecular species (hydroxy-hydroperoxides, tetrols, methylglyceric acid, organic...
Impact of aftertreatment devices on primary emissions and secondary organic aerosol formation potential from in-use diesel vehicles: results from smog chamber experiments
aftertreatment devices primary emissions secondary organic aerosol formation in-use diesel vehicles smog chamber experiments
2010/12/28
Diesel particulate matter (DPM) is a significant source of aerosol in urban areas and has been linked to adverse health effects. Although newer European directives have introduced increasingly stringe...
Role of aldehyde chemistry and NOx concentrations in secondary organic aerosol formation
aldehyde chemistry NOx concentrations secondary organic aerosol formation
2010/8/16
Aldehydes are an important class of products from atmospheric oxidation of hydrocarbons. Isoprene (2-methyl-1,3-butadiene), the most abundantly emitted atmospheric non-methane hydrocarbon, produces a ...
Reactive oxidation products promote secondary organic aerosol formation from green leaf volatiles
Reactive oxidation products secondary organic aerosol formation green leaf volatiles
2009/6/16
Green leaf volatiles (GLVs) are an important group of chemicals released by vegetation which have emission fluxes that can be significantly increased when plants are damaged or stressed. A series of s...
Secondary organic aerosol formation from photooxidation of naphthalene and alkylnaphthalenes: implications for oxidation of intermediate volatility organic compounds（IVOCs）
Secondary organic aerosol formation photooxidation naphthalene oxidation IVOCs
2009/5/15
Current atmospheric models do not include secondary organic aerosol (SOA) production from gas-phase reactions of polycyclic aromatic hydrocarbons (PAHs). Recent studies have shown that primary emissio...
Sensitivities of the absorptive partitioning model of secondary organic aerosol formation to the inclusion of water
absorptive partitioning model secondary organic aerosol formation water
2009/5/7
The predicted distribution of semi-volatile organic components between the gaseous and condensed phase as a function of ambient relative humidity and the specific form of the partitioning model used h...
Secondary organic aerosol formation from primary aliphatic amines with NO3 radical
Secondary organic aerosol formation primary aliphatic amines NO3 radical
2009/3/31
Primary aliphatic amines are an important class of nitrogen containing compounds emitted from automobiles, waste treatment facilities and agricultural animal operations. A series of experiments conduc...
Secondary Organic Aerosol Formation from Acetylene（C2H2）: seed effect on SOA yields due to organic photochemistry in the aerosol aqueous phase
Secondary Organic Aerosol Formation Acetylen SOA yields organic photochemistry
2009/3/31
The lightest Non Methane HydroCarbon (NMHC), i.e., acetylene (C2H2) is found to form secondary organic aerosol (SOA). Contrary to current belief, the number of carbon atoms, n, for a NMHC to act as SO...
Evaluation of the atmospheric significance of multiphase reactions in atmospheric secondary organic aerosol formation
atmospheric significance multiphase reactions atmospheric secondary organic aerosol formation
2009/2/18
In a simple conceptual cloud-aerosol model the mass of secondary organic aerosol (SOA) that may be formed in multiphase reaction in an idealized scenario involving two cloud cycles separated with a cl...
Simulating regional scale secondary organic aerosol formation during the TORCH 2003 campaign in the southern UK
regional scale secondary organic aerosol formation TORCH 2003 campaign the southern UK
2008/12/31
A photochemical trajectory model has been used to simulate the chemical evolution of air masses arriving at the TORCH field campaign site in the southern UK during late July and August 2003, a period ...
The SOA/VOC/NOx system: an explicit model of secondary organic aerosol formation
SOA/VOC/NOx system explicit model secondary organic aerosol formation
2008/12/24
Our current understanding of secondary organic aerosol (SOA) formation is limited by our knowledge of gaseous secondary organics involved in gas/particle partitioning. The objective of this study is t...
Modeling secondary organic aerosol formation through cloud processing of organic compounds
secondary organic aerosol cloud processing organic compounds
2008/12/23
Interest in the potential formation of secondary organic aerosol (SOA) through reactions of organic compounds in condensed aqueous phases is growing. In this study, the potential formation of SOA from...
Kinetic modeling of secondary organic aerosol formation: effects of particle- and gas-phase reactions of semivolatile products
Kinetic modeling secondary organic aerosol formation semivolatile products
2008/12/16
The distinguishing mechanism of formation of secondary organic aerosol (SOA) is the partitioning of semivolatile hydrocarbon oxidation products between the gas and aerosol phases. While SOA formation ...
Secondary organic aerosol formation from m-xylene, toluene, and benzene
Secondary organic aerosol formation m-xylene toluene benzene
2008/12/15
Secondary organic aerosol (SOA) formation from the photooxidation of m-xylene, toluene, and benzene is investigated in the Caltech environmental chambers. Experiments are performed under two limiting ...