Results 21 to 30 of about 146,862 (339)

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

Evaluation of GHMLLS Performance Characteristics Based on Observations of Artificially Triggered Lightning

open access: yes应用气象学报, 2022
Artificially triggered lightning refers to the lightning that is artificially triggered to the ground under appropriate thunderstorm conditions. The location of artificially triggered lightning can be determined; the occurring time can be precisely ...
Zhang Yue   +9 more
doaj   +1 more source

Three types of bidirectional leader development in triggered lightning flashes

open access: yesScientific Reports, 2023
Eight cases of bidirectional leader (BL) development in artificially triggered lightning flashes are reported with synchronous high-speed camera images and electric field signals.
Rui Su   +5 more
doaj   +1 more source

A Maintenance Cost Study of Transformers Based on Markov Model Utilizing Frequency of Transition Approach

open access: yesEnergies, 2018
In this paper, a maintenance cost study of transformers based on the Markov Model (MM) utilizing the Health Index (HI) is presented. In total, 120 distribution transformers of oil type (33/11 kV and 30 MVA) are examined.
Muhammad Sharil Yahaya   +7 more
doaj   +1 more source

Enhancing the Output Performance of a Triboelectric Nanogenerator Based on Modified Polyimide and Sandwich-Structured Nanocomposite Film

open access: yesNanomaterials, 2023
Recently, scientists have been facing major obstacles in terms of improving the performances of dielectric materials for triboelectric nanogenerators. The triboelectric nanogenerator (TENG) is one of the first green energy technologies that can convert ...
Jiaheng Zhou   +10 more
doaj   +1 more source

Initial Geostationary Lightning Mapper Observations

open access: yesGeophysical Research Letters, 2019
The Geostationary Lightning Mapper (GLM) continuously observes lightning throughout a near‐hemispheric field of view, capturing spatiotemporal variability on unprecedented scales.
S. Rudlosky   +3 more
semanticscholar   +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

Real Talk: Designing Practice-Based Teacher Education for Family Communication

open access: yesEducation Sciences
Communication between families and schools is foundational for students’ academic success, community support for schools, and teachers’ experience. Yet, few preservice teacher education programs teach novices how to engage in equitable and effective ...
Lightning Peter Jay, Naorah Rimkunas
doaj   +1 more source

Insights into ground strike point properties in Europe through the EUCLID lightning location system [PDF]

open access: yesNatural Hazards and Earth System Sciences
Evaluating the risk of lightning strikes to a particular structure typically involves adhering to the guidance outlined in IEC 62305-2. Among the multitude of factors influencing the overall risk, flash density emerges as a crucial parameter.
D. R. Poelman, H. Kohlmann, W. Schulz
doaj   +1 more source

Thunderstorm Feature Dataset and Characteristics of Thunderstorm Activities in China

open access: yes应用气象学报, 2021
A thunderstorm feature dataset (TFD) is built up based on the black body temperature (TBB) product and cloud classification (CLC) product of FY-2E meteorological satellite as well as the lightning data of the World-Wide Lightning Location Network (WWLLN).
Ma Ruiyang   +3 more
doaj   +1 more source

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