Results 1 to 10 of about 3,043 (210)

On the initiation of lightning in thunderclouds [PDF]

open access: yesScientific Reports, 2017
The relationship of lightning and elementary particle fluxes in the thunderclouds is not fully understood to date. Using the particle beams (the so-called Thunderstorm Ground Enhancements – TGEs) as a probe we investigate the characteristics of the ...
Ashot Chilingarian   +7 more
doaj   +7 more sources

A New Electric Field Mill Network to Estimate Temporal Variation of Simplified Charge Model in an Isolated Thundercloud [PDF]

open access: yesSensors, 2022
The gross charge distribution in an electrified cloud has already been estimated by polarity distribution of the electrostatic field on the ground surface.
Kozo Yamashita   +4 more
doaj   +2 more sources

Relay charge transport in thunderclouds and its role in lightning initiation [PDF]

open access: yesScientific Reports, 2022
A new mechanism of charge transport inside a thundercloud is suggested and numerically investigated. The considered mechanism can be called “relay” because it is provided by a dynamical network of a relatively small amount of continuously decaying and ...
A. A. Syssoev   +4 more
doaj   +2 more sources

From decimeter-scale elevated ionic conductivity regions in the cloud to lightning initiation [PDF]

open access: yesScientific Reports, 2021
In this work, we represent the lightning initiation scenario as a sequence of two transitions of discharge activity to progressively larger spatial scales: the first one is from small-scale avalanches to intermediate-scale streamers; and the second one ...
D. I. Iudin   +4 more
doaj   +2 more sources

Simulation of Electron Density Disturbance in the Lower Ionosphere Caused by Thundercloud Electrostatic Fields

open access: yesAtmosphere, 2023
In this study, we simulated the electron density disturbance at night in the bottom of the ionosphere caused by the electrostatic field in a thundercloud. The simulation was conducted using the charge of the thundercloud as the source, by incorporating a
Chen Zhou
exaly   +3 more sources

Investigation of Thundercloud Features in Different Regions

open access: yesRemote Sensing, 2021
A comparison of thundercloud characteristics in different regions of the world was conducted. The clouds studied developed in India, China and in two regions of Russia. Several field projects were discussed. Cloud characteristics were measured by weather
Ali M Abshaev   +2 more
exaly   +3 more sources

On the Electric Fields Produced by Dipolar Coulomb Charges of an Individual Thundercloud in the Ionosphere [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2015
In this paper we study the transmission of the electrostatic field due to coulomb charges of an individual thundercloud into the midlatitude ionosphere, taking into account the total geomagnetic field integrated Pedersen conductivity of the ionosphere.
Vitaly P. Kim, Valery V. Hegai
exaly   +2 more sources

Polarity transitions of narrow bipolar events in thundercloud tops reaching the lower stratosphere [PDF]

open access: yesNature Communications
Blue corona discharges are often generated in thunderclouds penetrating into the stratosphere and are the optical manifestation of narrow bipolar events (NBEs) observed in radio signals.
Feifan Liu   +10 more
doaj   +2 more sources

Development of a Space-charge-sensing System [PDF]

open access: yesSensors, 2007
A system for remotely measuring the distribution of air space charge in real time is developed. The system consists of a loudspeaker and an electric field antenna.
Teiji Watanabe   +3 more
doaj   +2 more sources

Extraction and mapping of downpour impact and their Cumulonimbus origin, 20 May 2020, Vâlcea (Romania) via Sentinnel-1 SAR dual polarization [PDF]

open access: yesScientific Reports, 2022
The aim of this work is to study the impact and characteristics of the meteorological phenomenon that occurred on May 20, 2020 in Vâlcea County, Romania.
Kamel Hachemi   +3 more
doaj   +2 more sources

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