Hygroscopic growth of single atmospheric sea salt aerosol particles from mass measurement in an optical trap
Oliver Reich, Michael J. Gleichweit, Grégory David, Nicole Leemann, Ruth Signorell
Abstract
O (Gypsum) during the drying of optically trapped sea salt droplets at significantly larger relative humidity of 65-68% than the main efflorescence relative humidity at 50%. This preceding transition occurred in the absence of any contact of the particle with a surface.
Topics & Concepts
AerosolSea saltRelative humiditySea salt aerosolEfflorescenceSalt (chemistry)Particle (ecology)HumiditySea sprayAtmospheric sciencesAtmosphere (unit)Earth's energy budgetEnvironmental scienceMaterials scienceChemistryRadiationMineralogyMeteorologyOpticsPhysicsGeologyOceanographyPhysical chemistryOrganic chemistryAtmospheric chemistry and aerosolsAtmospheric aerosols and cloudsAtmospheric Ozone and Climate