Results 31 to 40 of about 19,790 (306)

High-latitude geomagnetically induced current events observed on very low frequency radio wave receiver systems [PDF]

open access: yes, 2010
Noise burst events observed at Sodankylä, Finland, in the frequency range 20–25 kHz during January–April 2005 last up to 4 s, occur more often at midnight, are associated with high geomagnetic activity, and exhibit a quasi-constant amplitude perturbation
Dietrich, Sarah   +7 more
core   +1 more source

A performance assessment of the World Wide Lightning Location Network (WWLLN) via comparison with the Canadian Lightning Detection Network (CLDN) [PDF]

open access: yesAtmospheric Measurement Techniques, 2010
The World Wide Lightning Location Network (WWLLN) uses globally-distributed Very Low Frequency (VLF) receivers in order to observe lightning around the globe. Its objective is to locate as many global lightning strokes as possible, with high temporal and
D. Abreu   +3 more
doaj   +1 more source

Application of the 2σ Lightning Jump Algorithm Based on DBSCAN Cluster

open access: yes应用气象学报, 2023
A DBSCAN (density-based spatial clustering of applications with noise) cluster of lightning data is proposed as the substitute for radar products to solve the problem of beam blockage in radar observation and the delay of radar products in service ...
Tian Ye   +8 more
doaj   +1 more source

Comparison of lightning detection networks over Czechia [PDF]

open access: yes, 2023
This thesis focuses on ground-based lightning detection which is important since lightning discharges still cause casualties yearly worldwide. The thesis provides description of several ground-based lightning detection networks and an analysis of ...
Pacovská, Lucie
core   +3 more sources

Photoneutron detection in lightning by gadolinium orthosilicate scintillators [PDF]

open access: yesPhysical Review D, 2020
During a winter thunderstorm on November 24, 2017, a downward terrestrial gamma-ray flash took place and triggered photonuclear reactions with atmospheric nitrogen and oxygen nuclei, coincident with a lightning discharge at the Kashiwazaki-Kariwa nuclear power station in Japan.
Y. Wada   +6 more
openaire   +2 more sources

New era of lightning detection from space: application to electric power systems [PDF]

open access: yes, 2021
Information about lightning activity and its parameters is necessary to design and evaluate the lightning protection of an electrical power system. This information can be obtained from ground-based lightning detection networks that provide information ...
Van der Velde, Oscar Arnoud   +12 more
core   +2 more sources

Whistler intensities above thunderstorms [PDF]

open access: yesAnnales Geophysicae, 2010
We report a study of penetration of the VLF electromagnetic waves induced by lightning to the ionosphere. We compare the fractional hop whistlers recorded by the ICE experiment onboard the DEMETER satellite with lightning detected by the EUCLID ...
J. Fiser   +5 more
doaj   +1 more source

On the Use of Benford’s Law to Assess the Quality of the Data Provided by Lightning Locating Systems

open access: yesAtmosphere, 2022
Lightning causes significant damage and casualties globally by directly striking humans and livestock, by igniting forest fires, and by inducing electrical surges in electronic infrastructure, airplanes, rockets, etc.
Ehsan Mansouri   +5 more
doaj   +1 more source

Real-Time Water Vapor Maps from a GPS Surface Network: Construction, Validation, and Applications [PDF]

open access: yes, 2009
In this paper the construction of real-time integrated water vapor (IWV) maps from a surface network of global positioning system (GPS) receivers is presented.
Holleman, I.   +2 more
core   +1 more source

High-Resolution Lightning Detection and Possible Relationship with Rainfall Events over the Central Mediterranean Area

open access: yesRemote Sensing, 2019
Lightning activity is usually associated with precipitations events and represents a possible indicator of climate change, even contributing to its increase with the production of NOx gases.
Guido Paliaga   +3 more
doaj   +1 more source

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