搜索结果: 1-15 共查到“大气物理学 growth”相关记录27条 . 查询时间(0.335 秒)
Simulating condensational growth, evaporation, and coagulation of aerosols using a combined moving and stationary size grid
Simulating condensational growth evaporation coagulation aerosols
2015/7/6
Simulating condensational growth, evaporation, and coagulation of aerosols using a combined moving and stationary size grid.
Sub-10 nm particle growth by vapor condensation – effects of vapor molecule size and particle thermal speed
Sub-10 nm particle vapor condensation vapor molecule size particle thermal speed
2010/10/21
The growth of freshly formed nanoparticles has been investigated. A new analytical expression based on a recently developed exact solution for the condensational growth rate has been derived. Based on...
The role of sulphates and organic vapours in growth of newly formed particles in a eucalypt forest
sulphates and organic vapours newly formed particles a eucalypt forest
2010/8/12
The influence of biogenic particle formation on climate is a well recognised phenomenon. To understand the mechanisms underlying the biogenic particle formation, determining the chemical composition o...
Slower CCN growth kinetics of anthropogenic aerosol compared to biogenic aerosol observed at a rural site
CCN growth kinetics anthropogenic aerosol biogenic aerosol
2010/1/18
Growth rates of water droplets were measured with a static diffusion cloud condensation chamber in May–June 2007 at a rural field site in Southern Ontario, Canada, 70 km north of Toronto. The observat...
New particle formation and growth at a remote, sub-tropical coastal location
New particle formation growth sub-tropical coastal location
2009/10/13
A month-long intensive measurement campaign was conducted in March/April 2007 at Agnes Water, a remote coastal site just south of the Great Barrier Reef on the east coast of Australia. Particle and io...
Cloud condensation nuclei measurements in the marine boundary layer of the Eastern Mediterranean: CCN closure and droplet growth kinetics
marine boundary layer Eastern Mediterranean CCN closure droplet growth kinetics
2009/9/27
Measurements of cloud condensation nuclei (CCN) concentrations (cm−3) between 0.2 and 1.0% supersaturation, aerosol size distribution and chemical composition were performed at a remote marine s...
Hygroscopic growth of urban aerosol particles in Beijing (China) during wintertime: a comparison of three experimental methods
Hygroscopic growth urban aerosol particles experimental method
2009/9/23
The hygroscopic properties of atmospheric aerosols are highly relevant for the quantification of radiative effects in the atmosphere, but also of interest for the assessment of particle health effects...
Charged and total particle formation and growth rates during EUCAARI 2007 campaign in Hyytiälä
growth rates EUCAARI 2007 campaign Hyytiä lä
2009/6/23
Despite the fact that frequent aerosol formation has been observed in various locations in the atmosphere, the overall magnitude of the new particle formation as a particle source is still unclear. In...
Diffusional and accretional growth of water drops in a rising adiabatic parcel: effects of the turbulent collision kernel
Diffusional and accretional growth water drops rising adiabatic parcel turbulent collision kernel
2009/5/7
A large set of rising adiabatic parcel simulations is executed to investigate the combined diffusional and accretional growth of cloud droplets in maritime and continental conditions, and to assess th...
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...
Relating CCN activity, volatility, and droplet growth kinetics of β-caryophyllene secondary organic aerosol
Relating CCN activity kinetics β-caryophyllene secondary organic aerosol
2009/3/13
This study investigates the droplet formation characteristics of secondary organic aerosol (SOA) formed during the ozonolysis of sesquiterpene β-caryophyllene (with and without hydroxyl radicals prese...
Köhler theory for a polydisperse droplet population in the presence of a soluble trace gas, and an application to stratospheric STS droplet growth
Kö hler theory polydisperse droplet population soluble trace gas stratospheric STS droplet
2009/3/11
We consider the equilibrium behavior of a polydisperse aqueous droplet population as a function of relative humidity (RH) when a soluble trace gas, such as nitric acid, is present in the system. The d...
A model for particle formation and growth in the atmosphere with molecular resolution in size
particle formation and growth atmosphere molecular resolution
2009/3/10
The formation and growth of atmospheric aerosol particles is considered using an exact discrete method with molecular resolution in size space. The method is immune to numerical diffusion problems tha...
Aerosol particle size distributions in the lower Fraser Valley: evidence for particle nucleation and growth
Aerosol particle size distributions lower Fraser Valley particle nucleation
2009/3/2
Particle size distributions from 9 to 640nm diameter were measured at Eagle Ridge in the lower Fraser Valley from 13 August to 1 September 2001 as part of the Pacific 2001 Air Quality Study. The site ...
Interaction of aerosol particles composed of protein and saltswith water vapor: hygroscopic growth and microstructural rearrangement
aerosol particles protein and saltswith water vapor hygroscopic growth
2009/2/23
The interaction of aerosol particles composed of the protein bovine serum albumin (BSA) and the inorganic salts sodium chloride and ammonium nitrate with water vapor has been investigated by hygroscop...