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Related papers: Droplet charging in stratiform clouds

200 papers

Extensive aircraft cloud physical observations made in more than 2000 tropical cumulus clouds indicated new observational evidence viz., (1) horizontal structure of the air flow inside the cloud has consistent variations with successive…

General Physics · Physics 2007-05-23 A. Mary Selvam , A. S. Ramachandra Murty

We numerically investigate the dust charging in the sheath, by using the usual fluid approximation, it is extended to include self consistently the dust charge variation. The grain charge becomes a new self consistent dynamic variable, it…

Plasma Physics · Physics 2015-03-17 I. Driouch , H. Chatei , M. El kaouini , M. El boujaddani , M. El hammouti

The sliding motion of aqueous droplets on hydrohobic surfaces leads to charge separation at the trailing edge, with implications from triple-line friction to hydrovoltaic energy generation. Charges deposited on the solid surface have been…

Soft Condensed Matter · Physics 2025-09-12 Zouhir Benrahla , Tristan Saide , Louis Burnaz , Emilie Verneuil , Simon Gravelle , Jean Comtet

A striking correlation has recently been observed between global cloud cover and the flux of incident cosmic rays. The effect of natural variations in the cosmic ray flux is large, causing estimated changes in the Earth's energy radiation…

Atmospheric and Oceanic Physics · Physics 2007-05-23 Jasper Kirkby

The charged dust on the surface of airless celestial bodies, such as the moon and asteroids, is a threat to space missions. Further research on the charged dust will contribute to the success of space missions. In this paper, we study the…

Earth and Planetary Astrophysics · Physics 2024-05-20 Ronghui Quan , Zhigui Liu , Zhiying Song

In a cloud chamber, the quantum measurement problem amounts to explaining the first droplet in a charged-particle track; subsequent droplets are explained by Mott's 1929 wave-theoretic argument about collision-induced wavefunction…

General Physics · Physics 2021-06-10 Jonathan F. Schonfeld

Wide-field polarization measurements of the twilight sky background during the several nights with bright and extended noctilucent clouds in central and northern Russia in 2014 and 2015 are used to build the phase dependence of degree of…

Atmospheric and Oceanic Physics · Physics 2016-05-25 Oleg S. Ugolnikov , Igor A. Maslov , Boris V. Kozelov , Janna M. Dlugach

Droplets of electrolyte solutions in an insulating medium are ubiquitous in nature. The net charges of these droplets are normally nonzero, and they fluctuate. However, a theory on the probability distribution function for the net charge of…

Chemical Physics · Physics 2025-08-20 Yuki Uematsu , Keiju Suda

Topological charges are the winding numbers of polarization vectors around the vortex centers of far-field radiation. In this work, the topological charge of photonic crystal modes is theoretically analyzed using an envelope function…

Optics · Physics 2020-07-22 Zhixin Wang , Yong Liang , Mattias Beck , Giacomo Scalari , Jérôme Faist

The method of detection of light scattering on stratospheric aerosol particles on the twilight sky background is considered. It is based on the data on sky intensity and polarization in the solar vertical at zenith distances of up to 50 deg…

Atmospheric and Oceanic Physics · Physics 2018-07-13 Oleg S. Ugolnikov , Igor A. Maslov

Clouds classification is a great challenge in meteorological research. The different types of clouds, currently known and present in our skies, can produce radioactive effects that impact on the variation of atmospheric conditions, with the…

Image and Video Processing · Electrical Eng. & Systems 2021-03-09 Mario Manzo , Simone Pellino

The deflection of interstellar dust grains in the magnetic field near the heliopause has been investigated based on the assumption that interstellar grains are homogeneous spheres. However, remote observations have shown that interstellar…

Plasma Physics · Physics 2011-11-02 Qianyu Ma , Lorin Matthews , Victor Land , Truell Hyde

Water drops sliding on hydrophobic surfaces spontaneously separate charges at their rear. It is unclear how this charge separation affects the contact angles of a sliding drop. We slide grounded and insulated drops on hydrophobic surfaces…

With an eye on dust particles immersed into an ionized gas, we study the effect of a negative charge on the scattering of light by a dielectric particle with a strong transverse optical phonon resonance in the dielectric constant. Surplus…

Plasma Physics · Physics 2015-06-16 R. L. Heinisch , F. X. Bronold , H. Fehske

Scattering processes in the atmospheres of planets cause characteristic features that can be particularly well observed in polarisation. For planet Earth, both molecular and scattering by small particles imprint specific signatures in its…

Earth and Planetary Astrophysics · Physics 2020-07-15 Michael F. Sterzik , Stefano Bagnulo , Claudia Emde , Mihail Manev

Charged dust particles form structures which are extended in the vertical direction in the electrode sheath of a rf discharge when confined within a glass box. The charge on each particle as a function of height varies due to the changing…

Plasma Physics · Physics 2016-07-13 Razieh Yousefi , Mudi Chen , Lorin Swint Matthews , Truell W. Hyde

Individual colloids often carry a charge as a result of the dissociation (or adsorption) of weakly-ionized surface groups. The magnitude depends on the precise chemical environment surrounding a particle, which in a concentrated dispersion…

Soft Condensed Matter · Physics 2017-12-12 James Hallett , David Gillespie , Robert Richardson , Paul Bartlett

Condensational growth of cloud droplets due to supersaturation fluctuations is investigated by solving the hydrodynamic and thermodynamic equations using direct numerical simulations with droplets being modeled as Lagrangian particles. The…

Atmospheric and Oceanic Physics · Physics 2019-02-20 Xiang-Yu Li , Gunilla Svensson , Axel Brandenburg , Nils E. L. Haugen

We theoretically investigate the nucleation of liquid droplets from vapor in the presence of a charged spherical particle. Due to field gradients, sufficiently close to the critical point of the vapor--gas system, the charge destabilizes…

Chemical Physics · Physics 2021-11-04 Roni Kroll , Yoav Tsori

Grains in desert sandstorms spontaneously generate strong electrical charges; likewise volcanic dust plumes produce spectacular lightning displays. Charged particle clouds also cause devastating explosions in food, drug and coal processing…

Soft Condensed Matter · Physics 2015-08-24 Thomas Pähtz , Hans J. Herrmann , Troy Shinbrot