Results 11 to 20 of about 391,025 (405)

Laser-guided lightning [PDF]

open access: yesNature Photonics, 2023
AbstractLightning discharges between charged clouds and the Earth’s surface are responsible for considerable damages and casualties. It is therefore important to develop better protection methods in addition to the traditional Franklin rod. Here we present the first demonstration that laser-induced filaments—formed in the sky by short and intense laser
Aurélien Houard   +27 more
openaire   +9 more sources

Variation of lightning-ignited wildfire patterns under climate change

open access: yesNature Communications, 2023
Lightning is the main precursor of natural wildfires and Long-Continuing-Current (LCC) lightning flashes are proposed to be the main igniters of lightning-ignited wildfires (LIW).
F. J. Pérez-Invernón   +3 more
semanticscholar   +1 more source

Future increases in lightning ignition efficiency and wildfire occurrence expected from drier fuels in boreal forest ecosystems of western North America

open access: yesEnvironmental Research Letters, 2022
Lightning-induced fire is the primary disturbance agent in boreal forests. Recent large fire years have been linked to anomalously high numbers of lightning-caused fire starts, yet the mechanisms regulating the probability of lightning ignition remain ...
Thomas D. Hessilt   +6 more
semanticscholar   +1 more source

The WGLC global gridded lightning climatology and timeseries

open access: yesEarth System Science Data, 2021
. Lightning is one of the most important atmospheric phenomena and has wide ranging influence on the Earth System, but few long-term observational datasets of lightning occurrence and distribution are currently freely available.
J. Kaplan, K. H. Lau
semanticscholar   +1 more source

Lightning occurrences and intensity over the Indian region: Long-term trends and future projections

open access: yesAtmospheric Chemistry and Physics, 2021
. Lightning activities constitute the major destructive component of thunderstorms over India. Hence, understanding the long-term variabilities of lightning occurrence and intensity and their inter-relation with various causative factors is required ...
R. Chakraborty   +3 more
semanticscholar   +1 more source

Electromagnetic disturbance characteristic of typical high voltage switchgear interruption process in offshore wind farm based on integrated conduction model

open access: yesHigh Voltage, 2023
In an offshore wind farm, a high‐voltage switchgear interruption in an offshore substation creates a high‐frequency, high‐amplitude overvoltage that can cause severe electromagnetic interference problems in the intelligent electronic device.
Huaqing Wang   +4 more
doaj   +1 more source

Exploring terrestrial lightning parameterisations for exoplanets and brown dwarfs [PDF]

open access: yesPlanetary & Space Science, 204 (2021), 105247, 2021
Observations and models suggest that the conditions to develop lightning may be present in cloud-forming extrasolar planetary and brown dwarf atmospheres. Whether lightning on these objects is similar to or very different from what is known from the Solar System awaits answering as lightning from extrasolar objects has not been detected yet. We explore
arxiv   +1 more source

Discharged Payment Channels: Quantifying the Lightning Network's Resilience to Topology-Based Attacks [PDF]

open access: yes2019 IEEE European Symposium on Security and Privacy Workshops (EuroS&PW), 2019
The Lightning Network is the most widely used payment channel network (PCN) to date, making it an attractive attack surface for adversaries. In this paper, we analyze the Lightning Network's PCN topology and investigate its resilience towards random ...
Elias Rohrer   +2 more
semanticscholar   +1 more source

Upward Lightning at the Gaisberg Tower: Initiation Mechanism and Flash Type and the Atmospheric Influence [PDF]

open access: yes, 2022
Upward lightning is much rarer than downward lightning and requires tall ($100+$~m) structures to initiate. It may be either triggered by other lightning discharges or completely self-initiated. While conventional lightning location systems reliably detect downward lightning, they miss a specific flash type of upward lightning that consists only of a ...
arxiv   +1 more source

Lightning Strike

open access: yesJournal of Education and Teaching in Emergency Medicine, 2022
This scenario was developed to educate emergency medicine residents on the various presentations and management of a patient struck by lightning.Annually, there are approximately 1.4 billon lightning strikes around the world; of these, an estimated 24,000 strikes cause significant injury or death.1 In the United States, there are approximately 400 ...
Powell, Thomas   +2 more
openaire   +4 more sources

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