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A New Representation of Collision-Induced Breakup of Raindrops and Its Implications for the Shapes of Raindrop Size Distributions
Publisher: American Meteorological Society
Abstract: Using results of laboratory experiments on collision-induced raindrop breakup, Low and List (LL) developed a parameterization describing the fragment size distribution (FSD) produced by collisions of raindrops. An equilibrium ...
The Role of Breakup and Coalescence in the Three-Peak Equilibrium Distribution of Raindrops
Publisher: American Meteorological Society
Abstract: Equilibrium raindrop size distributions with three peaks in number concentration (3PED) result from different breakup types and coalescences. Filament breakup produces drops in the small-drop peak of the 3PED and sheet ...
The Evolution of Three-Peak Raindrop Size Distributions in One-Dimensional Shaft Models. Part I: Single-Pulse Rain
Publisher: American Meteorological Society
Abstract: Pulsed input of raindrop packages at the top of one-dimensional shafts, followed by coalescence and breakup during the fall produces, when integrated over time of the whole rainfall, three-peak drop-size distributions ...
The Evolution of Three-Peak Raindrop Size Distributions in One-Dimensional Shaft Models. Part II: Multiple Pulse Rain
Publisher: American Meteorological Society
Abstract: The release of multiple pulses of rain with durations of 120 s < T < 600 s and pulse repetition periods of 240 s < &tau < 1200 s at the top of one-dimensional shafts, followed by drop coalescence and breakup during the ...
Single-Scattering Properties of Aggregates of Bullet Rosettes in Cirrus
Publisher: American Meteorological Society
Abstract: During the March 2000 Cloud Intensive Operational Period, the University of North Dakota Citation executed spiral descents through midlatitude cirrus of a nonconvective origin over the Atmospheric Radiation Measurement ...
Meteorological Monographs and Special Collections
Publisher: American Meteorological Society
The Raindrop Mean Free Path and Collision Rate Dependence on Rainrate for Three-Peak Equilibrium and Marshall–Palmer Distributions
Publisher: American Meteorological Society
Abstract: Using the scaling of the coalescence and breakup equation, it is shown that for equilibrium distributions, and in particular for three-peak equilibrium distributions (3PEDs), the mean free time (τ) and mean free path (?) ...
High Albedos of Cirrus in the Tropical Pacific Warm Pool: Microphysical Interpretations from CEPEX and from Kwajalein, Marshall Islands
Publisher: American Meteorological Society
Abstract: Recent studies suggest that extensive shields of cirrus clouds over the equatorial Pacific ?warn pool? may have a significant influence on the global climate, yet details of the links between cloud microphysical properties, ...
Microphysical Characteristics of Three Anvils Sampled during the Central Equatorial Pacific Experiment
Publisher: American Meteorological Society
Abstract: In situ microphysical measurements of three anvils were made 17 March, 1 April, and 4 April 1993 during the Central Equatorial Pacific Experiment for several constant altitude penetrations, in the same direction or opposite ...
Meteorological Monographs and Special Collections
Publisher: American Meteorological Society