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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...
The complex dynamics of the seasonal component of USA's surface temperature
the seasonal component USA's surface temperature
2010/10/21
The dynamics of the climate system has been investigated by analyzing the complex seasonal oscillation of monthly averaged temperatures recorded at 1167 stations covering the whole USA. We found the p...
Estimating the maritime component of aerosol optical depth and its dependency on surface wind speed using satellite data
the maritime component aerosol optical depth surface wind speed satellite data
2010/8/16
Six years (2003–2008) of satellite measurements of aerosol parameters from the Moderate Resolution Imaging Spectroradiometer (MODIS) and surface wind speeds from Quick Scatterometer (QuikSCAT), the Ad...
Monte Carlo simulations of two-component drop growth by stochastic coalescence
Monte Carlo simulations two-component drop growth stochastic coalescence
2009/3/13
The evolution of two-dimensional drop distributions is simulated in this study using a Monte Carlo method. The stochastic algorithm of Gillespie (1976) for chemical reactions in the formulation propos...
A curved multi-component aerosol hygroscopicity model framework: Part 2 – Including organic compounds
curved multi-component aerosol hygroscopicity model framework organic compounds
2009/2/9
This paper describes the inclusion of organic particulate material within the Aerosol Diameter Dependent Equilibrium Model (ADDEM) framework described in the companion paper applied to inorganic aeros...
A curved multi-component aerosol hygroscopicity model framework: Part 1 – Inorganic compounds
curved multi-component aerosol hygroscopicity model framework Inorganic compounds
2009/2/9
A thermodynamic modelling framework to predict the equilibrium behaviour of mixed inorganic salt aerosols is developed, and then coupled with a technique for finding a solution to the Kohler equation ...
An AeroCom initial assessment – optical properties in aerosol component modules of global models
AeroCom initial assessment optical properties aerosol component modules global models
2009/1/8
The AeroCom exercise diagnoses multi-component aerosol modules in global modeling. In an initial assessment simulated global distributions for mass and mid-visible aerosol optical thickness (aot) were...
Inferring thermodynamic properties from CCN activation experiments: single-component and binary aerosols
thermodynamic property CCN single-component binary aerosol
2008/12/22
This study presents a new method, Köhler Theory Analysis (KTA), to infer the molar volume and solubility of organic aerosol constituents. The method is based on measurements of surface tension, c...
Surface tensions of multi-component mixed inorganic/organic aqueous systems of atmospheric significance: measurements, model predictions and importance for cloud activation predictions
Surface tensions model predictions cloud activation predictions
2008/12/9
In order to predict the physical properties of aerosol particles, it is necessary to adequately capture the behaviour of the ubiquitous complex organic components. One of the key properties which may ...
Simplified representation of atmospheric aerosol size distributions using absolute principal component analysis
atmospheric aerosol size distributions principal component
2008/12/1
Principal component analysis provides a fast and robust method to reduce the data dimensionality of an aerosol size distribution data set. Here we describe a methodology for applying principal compone...
Application of absolute principal component analysis to size distribution data: identification of particle origins
size distribution identification particle origins
2008/12/1
Absolute principal component analysis can be applied, with suitable modifications, to atmospheric aerosol size distribution measurements. This method quickly and conveniently reduces the dimensionalit...
Estimation of the mass absorption cross section of the organic carbon component of aerosols in the Mexico City Metropolitan Area
organic carbon aerosols Mexico City
2008/11/26
Data taken from the MCMA-2003 and the 2006 MILAGRO field campaigns are used to examine the absorption of solar radiation by the organic component of aerosols. Using irradiance data from a Multi-Filter...
Heterogeneous OH oxidation of palmitic acid in single component and internally mixed aerosol particles: vaporization and the role of particle phase
Heterogeneous OH oxidation palmitic acid vaporization
2008/11/19
We studied the OH oxidation of submicron aerosol particles consisting of pure palmitic acid (PA) or thin (near monolayer) coatings of PA on aqueous and effloresced inorganic salt particles.
Evolving mass spectra of the oxidized component of organic aerosol: results from aerosol mass spectrometer analyses of aged diesel emissions
evolving mass spectra oxidized component organic aerosol spectrometer analyses aged diesel emissions
2008/10/31
The species and chemistry responsible for secondary organic aerosol (SOA) formation remain highly uncertain. Laboratory studies of the oxidation of individual, high-flux SOA precursors do not lead to ...