[HTML][HTML] Ion induced nucleation of charged droplets enhanced by external electric field

Y Yang, H Chen, C Li, P Wang - Physics of Plasmas, 2024 - pubs.aip.org
The nucleation theory of charged particles in an external electric field environment is
considered. The Gibbs free energy and nucleation rate changes of ion-induced nucleation …

Demonstration of a remotely piloted atmospheric measurement and charge release platform for geoengineering

RG Harrison, KA Nicoll, DJ Tilley… - … of Atmospheric and …, 2021 - journals.ametsoc.org
Electric charge is always present in the lower atmosphere. If droplets or aerosols become
charged, their behavior changes, influencing collision, evaporation, and deposition. Artificial …

Electric field enlarges raindrops beneath electrified clouds: Observational evidence

D Mudiar, SD Pawar, V Gopalakrishnan… - Geophysical …, 2021 - Wiley Online Library
Simultaneous measurements of cloud electric field and raindrop size at the Earth's surface
have been analyzed to investigate an anticipated relation between the two cloud …

Lightning and precipitation: The possible electrical modification of observed raindrop size distributions

D Mudiar, SD Pawar, A Hazra, V Gopalkrishnan… - Atmospheric …, 2021 - Elsevier
Many studies of cloud electrification have suggested that the presence of precipitation in the
mixed phase region of the cloud is essential for charge separation and lightning initiation in …

Modifying natural droplet systems by charge injection

RG Harrison, GJ Marlton, MHP Ambaum… - Physical Review …, 2022 - APS
Modifying droplet behavior has wide applications, from removing pathogens to increasing
rainfall. In an environmental experiment, negative charge release is demonstrated to …

Effects of electrostatic interaction on clustering and collision of bidispersed inertial particles in homogeneous and isotropic turbulence

X Ruan, MT Gorman, R Ni - Journal of Fluid Mechanics, 2024 - cambridge.org
In sandstorms and thunderclouds, turbulence-induced collisions between solid particles and
ice crystals lead to inevitable triboelectrification. The charge segregation is usually size …

Pathways from nucleation to raindrops

F Poydenot, B Andreotti - Physical Review Fluids, 2024 - APS
Cloud droplets grow via vapor condensation and collisional aggregation. Upon reaching
approximately≈ 100 µ m, their inertia allows them to capture smaller droplets during …

Electrostatic effects of corona discharge on the spectrum and density evolution of water droplets in air

P Wang, C Li, J Li, M Zhang, Y Yang, K Yu - IEEE Access, 2020 - ieeexplore.ieee.org
As one of the emerging application areas of the corona discharge technique, rain
enhancement induced by atmospheric air ionization has made a great breakthrough …

[HTML][HTML] Atmospheric electricity observations at Lerwick geophysical observatory

RG Harrison, JC Riddick - History of Geo-and Space Sciences, 2022 - hgss.copernicus.org
Atmospheric electricity measurements were made at Lerwick Observatory, Shetland,
between 1925 and 1984. These principally provide a long series of hourly potential gradient …

An experimental study of ion release from aircraft for applications to electrostatic charge control and geoengineering

P Fontanes, BC Martell, H Candela… - … on Aerospace and …, 2023 - ieeexplore.ieee.org
This article presents an experimental study of an active electrostatic charge control system
for aircraft during the transient state of ion release. We use an electrically isolated wing in a …