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A combined particle trap/HTDMA hygroscopicity study of mixed inorganic/organic aerosol particles
(2008)Atmospheric Chemistry and PhysicsAtmospheric aerosols are often mixtures of inorganic and organic material. Organics can represent a large fraction of the total aerosol mass and are comprised of water-soluble and insoluble compounds. Increasing attention was paid in the last decade to the capability of mixed inorganic/organic aerosol particles to take up water (hygroscopicity). We performed hygroscopicity measurements of internally mixed particles containing ammonium ...Journal Article -
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A thermodynamic model of mixed organic-inorganic aerosols to predict activity coefficients
(2008)Atmospheric Chemistry and PhysicsTropospheric aerosols contain mixtures of inorganic salts, acids, water, and a large variety of organic compounds. Interactions between these substances in liquid mixtures lead to discrepancies from ideal thermodynamic behaviour. By means of activity coefficients, non-ideal behaviour can be taken into account. We present here a thermodynamic model named AIOMFAC (Aerosol Inorganic-Organic Mixtures Functional groups Activity Coefficients) ...Journal Article