Results 21 to 30 of about 233,786 (195)

Electric Mode Excitation in the Atmosphere by Magnetospheric Impulses and ULF Waves

open access: yesFrontiers in Earth Science, 2021
Variations of vertical atmospheric electric field Ez have been attributed mainly to meteorological processes. On the other hand, the theory of electromagnetic waves in the atmosphere, between the bottom ionosphere and earth’s surface, predicts two modes,
V. A. Pilipenko   +4 more
doaj   +1 more source

Scattering Polarization in the Presence of Magnetic and Electric Fields [PDF]

open access: yes, 2007
The polarization of radiation by scattering on an atom embedded in combined external quadrupole electric and uniform magnetic fields is studied theoretically.
Bommier   +38 more
core   +3 more sources

Trends and Features of Thunderstorms and Lightning Activity in the Upper Volga Region

open access: yesAtmosphere, 2023
An increase in the frequency of atmospheric hazards in a changing climate has attracted interest in the study of regional features of mesoscale convective systems and trends of lightning activity. Severe convective storms are the most destructive weather
Svetlana Dementyeva   +5 more
doaj   +1 more source

The atmospheric electric field in Athens-Greece

open access: yesMeteorology and Atmospheric Physics, 1997
In the present study, the daily, annual and seasonal variations of the electric field in Athens-Greece, for all weather as well as for fair weather conditions, for the 16-years period 1965–1980 were examined. The daily variation of the electric field follows a double oscillation.
Retalis, D., Retalis, A.
openaire   +2 more sources

The induced electric field distribution in the solar atmosphere [PDF]

open access: yesResearch in Astronomy and Astrophysics, 2013
A method of calculating induced electric field is presented in this paper. Induced electric field in solar atmosphere is derived by the time variation of magnetic field when the charged particle accumulation is neglected. In order to get the spatial distribution of magnetic field, several extrapolation methods are introduced.
Chen, Rong   +2 more
openaire   +2 more sources

Ambipolar Electric Field, Photoelectrons, and their Role in Atmospheric Escape From Hot-jupiters [PDF]

open access: yes, 2012
Atmospheric mass-loss from Hot-jupiters can be large due to the close proximity of these planets to their host star and the strong radiation the planetary atmosphere receives.
Cohen, O., Glocer, A.
core   +3 more sources

Isotropic Irradiation Model from Atmospheric Discharges Using Local Atmospheric Electric Field Data

open access: yesBrazilian Archives of Biology and Technology, 2022
Using a local atmospheric electric field sensor network (Field Mill), an electromagnetic link model was proposed considering a free space electric field and a theoretical electric field calculated from an atmospheric discharge. With this, it was possible
Armando Heilmann   +3 more
doaj   +1 more source

Development of Wireless Electric Field Mill for Atmospheric Electric Field Observation

open access: yesTELKOMNIKA (Telecommunication Computing Electronics and Control), 2014
Rotating-vane electric field mill (REFM) sensor is one of the popular methods to measure atmospheric quasi-static electric field. Lightning incident occasion can be predicted by observing electric fields strength in atmosphere. In this paper an integration of REFM with an online wireless data monitoring system for long distance observation and data ...
Muhammad Abu Bakar Sidik   +5 more
openaire   +2 more sources

Simulation Analysis of Sensors with Different Geometry Used in Measurements of Atmospheric Electricity

open access: yesSensors, 2023
The atmospheric electric current, “air–earth current”, flows between the low ionosphere and Earth’s surface. The source of this current is the potential difference between the global equalizing layer called the ionosphere and the ground surface ...
Konrad Sobolewski, Marek Kubicki
doaj   +1 more source

Tree Canopies Influence Ground Level Atmospheric Electrical and Biogeochemical Variability

open access: yesFrontiers in Earth Science, 2021
Static electric fields in the atmosphere are increasingly recognized as interacting with various organisms over several levels of biological organization.
Ellard R. Hunting   +2 more
doaj   +1 more source

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