cloud droplet
Differences in liquid cloud droplet effective radius and number concentration estimates between MODIS collections 5.1 and 6 over global oceans
... infer cloud op- tical thickness (τ ) and droplet effective radius through the bi-spectral method of Nakajima and King ...retrieved cloud optical thickness and droplet effective ra- dius, ...
12
Water droplet calibration of the Cloud Droplet Probe (CDP) and in-flight performance in liquid, ice and mixed-phase clouds during ARCPAC
... the Cloud Droplet Probe (CDP) sample area and droplet sizing are performed using water droplets of known size, generated at a known ...water droplet calibrations were not, and necessitated a 2 ...
24
An investigation into the performance of four cloud droplet activation parameterisations
... and cloud interactions (in- cluding cloud albedo enhancement and cloud lifetime effect) have some of the largest uncertainties of all considered com- ponents of radiative forcing as reported in the ...
8
Multi-variate probability density functions with dynamics for cloud droplet activation in large-scale models: single column tests
... of cloud fraction, layer-averaged cloud water content (q c ), and in-cloud cloud droplet number concentration (N d ) from the MVD PDFs (blue) and from COAMPS LES and S-S LES (red) at ...
12
Sensitivity of cloud albedo to aerosol concentration and spectral dispersion of cloud droplet size distribution
... the cloud droplet size distribution (spectral dispersion) on a regional scale can modify the cloud ...The cloud albedo taking into account the spectral dispersion effect in the ...
23
Improvement of airborne retrievals of cloud droplet number concentration of trade wind cumulus using a synergetic approach
... of cloud droplet number concentration N are limited by the sampled cloud ...situ cloud sampling and global ...of cloud optical thickness τ , liq- uid water path (LWP), cloud ...
24
Impact of cloud horizontal inhomogeneity and directional sampling on the retrieval of cloud droplet size by the POLDER instrument
... for cloud optical thicknesses greater than 2–3 (Bréon and Goloub, 1998; Goloub et ...multi-modal cloud size distributions by means of the Rainbow Fourier transform (Alexandrov et ...global cloud ...
15
Evaluation of global simulations of aerosol particle and cloud condensation nuclei number, with implications for cloud droplet formation
... Among the main sources of uncertainty in simulating aerosol microphysics at regional to global scales are the amounts of particle and precursor vapor mass emitted by an- thropogenic activities or natural sources, as well ...
27
Correction of approximation errors with Random Forests applied to modelling of cloud droplet formation
... Abstract. In atmospheric models, due to their computational time or resource limitations, physical processes have to be simulated using reduced (i.e. simplified) models. The use of a reduced model, however, induces ...
12
The Role of Temperature in Cloud Droplet Activation.
... The fundamental particle properties necessary for experimentally validating the accuracy of Köhler theory are the critical supersaturation and dry diameter. With these two pieces of data, information on the particles’ ...
183
Continuous stand-alone controllable aerosol/cloud droplet dryer for atmospheric sampling
... losses. Droplet residuals can how- ever be supermicron, and such large particles are difficult to sample, increasingly with increasing ...water droplet, the total droplet evaporation time needed can ...
9
Natural aerosol–climate feedbacks suppressed by anthropogenic aerosol
... ber concentration (two-moment modal) in fi ve lognormal modes: hygroscopic nucleation, Aitken, accumulation, coarse, and nonhygroscopic Aitken modes. Mann et al. [2012] dem- onstrated that this modal version of GLOMAP ...
5
Factors Affecting Hail Suppression Phenomenon
... field, cloud droplet concentration, growth of deep convective feed clouds is ...a droplet, it is shown that at a given relaxation time and temperature, increase in electric field results in decrease ...
12
Feasibility study of multi-pixel retrieval of optical thickness and droplet effective radius of inhomogeneous clouds using deep learning
... of cloud optical thickness and column-mean cloud droplet effective radius from multispec- tral, multi-pixel ...homogeneous cloud assumption using the reflectances at the same two ...retrieves ...
13
Integration of prognostic aerosol–cloud interactions in a chemistry transport model coupled offline to a regional climate model
... Barahona, D., Sotiropoulou, R., and Nenes, A.: Global distribu- tionof cloud droplet number concentration, autoconversion rate, andaerosol indirect effect under diabatic droplet activation., J. ...
14
Response to marine cloud brightening in a multi model ensemble
... suitable cloud conden- sation nuclei (CCN), for instance sea salt, into the marine boundary ...existing cloud droplets tend to distribute themselves on the available nuclei, a larger number of CCN has the ...
14
Large methane releases lead to strong aerosol forcing and reduced cloudiness
... global cloud cover and cloud water content, implying a strong secondary indi- rect aerosol ...in cloud droplet number concentration (CNDC) in the two models, suggests that cloud-albedo ...
10
Parameterizing cloud top effective radii from satellite retrieved values, accounting for vertical photon transport: quantification and correction of the resulting bias in droplet concentration and liquid water path retrievals
... a cloud, is primarily deter- mined by the cloud optical depth ( τ ), which in turn can often be characterized by the liquid water path (LWP; the vertical integral of liquid water content) and the ...
17
The importance of vertical velocity variability for estimates of the indirect aerosol effects
... layer cloud, out of five families of analytical pdfs tested, when compared to ob- served distributions from stratocumulus, cumulus and clear boundary layers measured during two flight campaigns (Al- brecht et ...
26
Strong dependence of atmospheric feedbacks on mixed‐phase microphysics and aerosol‐cloud interactions in HadGEM3
... ber in four soluble modes and an insoluble Aitken mode. GA6 uses a single-moment scheme, the Coupled Large-scale Aerosol Simulator for Studies in Climate (CLASSIC; Bellouin et al., 2011). The ice phase does not interact ...
24