Results 11 to 20 of about 40,564 (247)

On the Triggering Mechanisms of Upward Lightning [PDF]

open access: yesScientific Reports, 2019
AbstractUpward lightning studies took place in Rapid City, South Dakota, USA and S. Paulo, Brazil during the summer thunderstorm seasons from 2011 to 2016. One of the main objectives of these campaigns was to evaluate and characterize the triggering of upward positive leaders from tall objects due to preceding nearby flash activity.
Carina Schumann   +6 more
openaire   +2 more sources

Characterize Basin‐Scale Subsurface Using Rocket‐Triggered Lightning

open access: yesGeophysical Research Letters, 2022
This paper exploits triggered lightning as a point source for the basin‐scale electromagnetic tomographic survey to image 3‐D subsurface electrical properties in basins.
Yu‐Li Wang   +5 more
doaj   +1 more source

Polarity Asymmetries in Rocket‐Triggered Lightning

open access: yesGeophysical Research Letters, 2023
The dissonant development of positive and negative lightning leaders is a central question in atmospheric electricity. It is also the likely root cause of other reported asymmetries between positive and negative lightning flashes, including the ones ...
C. L. daSilva   +10 more
doaj   +1 more source

Upgrades of the Earth Networks Total Lightning Network in 2021

open access: yesRemote Sensing, 2022
The Earth Networks Total Lightning Network (ENTLN) launched a new processor (P2021) in December 2021. Some major upgrades were made in the new processor, including a new classification algorithm, a new propagation model, and regional data processing ...
Yanan Zhu   +3 more
doaj   +1 more source

First Measurements of Low‐Medium Frequency Magnetic Radiation for an Altitude‐Triggered Lightning Flash

open access: yesGeophysical Research Letters, 2022
An altitude‐triggered lightning flash was conducted on the Field Experiment Base on Lightning Sciences, China Meteorological Administration, in the summer of 2021.
Yanfeng Fan   +6 more
doaj   +1 more source

Transferred Ground Potential Characteristics of Independent Ground Networks Caused by One Artificially Triggered Lightning

open access: yesZhongguo dianli, 2021
Based on 10 return strokes of one artificially triggered lightning T179, the interaction of two independent ground networks and the characteristics of transferred ground potential(TGP) under the action of lightning current are analyzed, and the energy of
Xuefen CAO   +5 more
doaj   +1 more source

Observation of the Whole Discharge Process During a Multi-stroke Triggered Lightning by Continuous Interferometer

open access: yes应用气象学报, 2020
The discharge process is often discussed in the lightning physics. VHF (very high frequency) observations play an important role in studying lightning discharge processes, because they show where air breakdown occurs.
Zhang Yang   +6 more
doaj   +1 more source

Propagation of positive, negative, and recoil leaders in upward lightning flashes

open access: yesEarth and Planetary Physics, 2019
Leader propagation is a fundamental issue in lightning physics. The propagation characteristics of positive leaders and negative leaders are summarized and compared based on data from high-speed camera and electromagnetic field in rocket-triggered ...
XiuShu Qie   +11 more
doaj   +1 more source

Correlation between Frequency-Divided Magnetic Field and Channel-Base Current for Rocket-Triggered Lightning

open access: yesRemote Sensing, 2023
Different discharge processes of triggered lightning can radiate electromagnetic signals with different frequency bands. During the triggered-lightning experiment conducted at the Field Experiment Base on Lightning Sciences of China Meteorological ...
Yanfeng Fan   +8 more
doaj   +1 more source

Photonuclear reactions triggered by lightning discharge [PDF]

open access: yesNature, 2017
Lightning and thunderclouds are natural particle accelerators. Avalanches of relativistic runaway electrons, which develop in electric fields within thunderclouds, emit bremsstrahlung γ-rays. These γ-rays have been detected by ground-based observatories, by airborne detectors and as terrestrial γ-ray flashes from space.
Teruaki, Enoto   +11 more
openaire   +2 more sources

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