搜索结果: 1-6 共查到“大气科学 mineral dust particles”相关记录6条 . 查询时间(0.096 秒)
Irreversible loss of ice nucleation active sites in mineral dust particles caused by sulphuric acid condensation
ice nucleation active sites mineral dust particles sulphuric acid condensation
2010/12/20
During the FROST-2 (FReezing Of duST) measurement campaign conducted at the Leipzig Aerosol Cloud Interaction Simulator (LACIS), we investigated changes in the ice nucleation properties of 300 nm Ariz...
Heterogeneous freezing of droplets with immersed mineral dust particles – measurements and parameterization
droplets immersed mineral dust particles measurements parameterization
2010/8/12
During the measurement campaign FROST (FReezing Of duST), LACIS (Leipzig Aerosol Cloud Interaction Simulator) was used to investigate the immersion freezing behavior of size selected, coated and uncoa...
Ice nucleation properties of mineral dust particles: determination of onset RHi, IN active fraction, nucleation time-lag, and the effect of active sites on contact angles
mineral dust particles onset RHi IN active fraction nucleation time-lag
2010/1/18
A newly developed ice nucleation experimental set up was used to investigate the heterogeneous ice nucleation properties of three Saharan and one Spanish dust particle samples. It was observed that th...
Effect of chemical mixing state on the hygroscopicity and cloud nucleation properties of calcium mineral dust particles
chemical mixing hygroscopicity cloud nucleation properties calcium mineral dust particles
2009/6/2
Atmospheric mineral dust particles can alter cloud properties and thus climate by acting as cloud condensation nuclei (CCN) that form cloud droplets. The CCN activation properties of various calcium m...
Observation of nitrate coatings on atmospheric mineral dust particles
nitrate coatings atmospheric mineral dust particles
2009/3/31
Nitrate compounds have received much attention because of their ability to alter the hygroscopic properties and cloud condensation nuclei (CCN) activity of mineral dust particles in the atmosphere. Ho...
Ice nucleation of ammonia gas exposed montmorillonite mineral dust particles
Ice nucleation ammonia gas montmorillonite mineral dust particles
2008/12/15
The ice nucleation characteristics of montmorillonite mineral dust aerosols with and without exposure to ammonia gas were measured at different atmospheric temperatures and relative humidities with a ...