搜索结果: 1-13 共查到“大气科学 SOA”相关记录13条 . 查询时间(0.109 秒)
Physico-chemical characterization of SOA derived from catechol and guaiacol – a model substance for the aromatic fraction of atmospheric HULIS
Physico-chemical characterization SOA catechol and guaiacol atmospheric HULIS
2011/1/18
Secondary organic aerosol (SOA) was produced from the aromatic precursors catechol and guaiacol by reaction with ozone in the presence and absence of simulated sunlight and humidity and investigated f...
Aqueous chemistry and its role in secondary organic aerosol (SOA) formation
Aqueous chemistry secondary organic aerosol (SOA) formation
2010/11/30
This paper provides an overview of SOA formation through aqueous chemistry, including atmospheric evidence for this process and a review of radical and non-radical chemistry, using glyoxal as a model ...
Laboratory simulation for the aqueous OH-oxidation of methyl vinyl ketone and methacrolein: significance to the in-cloud SOA production
Laboratory simulation the aqueous OH-oxidation methyl vinyl ketone the in-cloud SOA production
2010/10/11
Increasing evidence suggests that secondary organic aerosol (SOA) is formed through aqueous phase reactions in atmospheric clouds. In the present study, the aqueous oxidation of methyl vinyl ketone (M...
Water-soluble SOA from Alkene ozonolysis: composition and droplet activation kinetics inferences from analysis of CCN activity
Water-soluble SOA droplet activation kinetics inferences CCN activity
2010/2/21
Cloud formation characteristics of the water-soluble organic fraction (WSOC) of secondary organic aerosol (SOA) formed from the ozonolysis of alkene hydrocarbons (terpinolene, 1-methlycycloheptene and...
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...
Anthropogenic influence on SOA and the resulting radiative forcing
Anthropogenic influence SOA resulting radiative forcing
2009/5/6
The effect of chemical changes in the atmosphere since the pre-industrial period on the distributions and burdens of Secondary Organic Aerosol (SOA) has been calculated using the off-line aerosol chem...
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...
Loading-dependent elemental composition of α-pinene SOA particles
Loading-dependent elemental composition α-pinene SOA particles
2009/3/13
The chemical composition of secondary organic aerosol (SOA) particles, formed by the dark ozonolysis of α-pinene, was characterized by a high-resolution time-of-flight aerosol mass spectrometer. The e...
Analysis of the hygroscopic and volatile properties of ammonium sulphate seeded and unseeded SOA particles
hygroscopic and volatile properties ammonium sulphate SOA particles
2009/3/12
The volatile and hygroscopic properties of ammonium sulphate seeded and unseeded secondary organic aerosol (SOA) derived from the photo-oxidation of atmospherically relevant concentrations of α-pinene...
The part of the solar spectrum with the highest influence on the formation of SOA in the continental boundary layer
solar spectrum SOA continental boundary layer
2009/3/12
The relationship between nucleation events and spectral solar irradiance was analysed using two years of data collected at the Station for Measuring Forest Ecosystem-Atmosphere Relations (SMEAR II) in...
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...
Effect of NOx level on secondary organic aerosol（SOA）formation from the photooxidation of terpenes
NOx level secondary organic aerosol SOA photooxidation
2008/12/22
Secondary organic aerosol (SOA) formation from the photooxidation of one monoterpene (α-pinene) and two sesquiterpenes (longifolene and aromadendrene) is investigated in the Caltech environmental cham...
Secondary organic aerosol (SOA) formation from reaction of isoprene with nitrate radicals (NO3)
organic aerosol isoprene nitrate radicals
2008/11/13
Secondary organic aerosol (SOA) formation from the reaction of isoprene with nitrate radicals (NO3) is investigated in the Caltech indoor chambers. Experiments are performed in the dark and under dry ...