Results 111 to 120 of about 150,904 (350)

Lightning attachment to power transmission lines

open access: yes, 2012
The effect of lightning channel inclination on the attachment of lightning flashes to UHV transmission lines is investigated using a lightning strike model that takes into account the competing connecting leaders issued from different conductors.
Cooray, Vernon,   +3 more
core   +1 more source

Effect of Protective Coating Thickness on Ultrasonic Guided Wave Propagation in Plate‐Like Structures

open access: yesMacromolecular Symposia, EarlyView.
ABSTRACT Ultrasonic Guided Waves (UGWs) are widely employed for the inspection and monitoring of plate‐like structures due to their long‐range propagation capability and sensitivity to structural and material changes. In real aerospace components, however, structural surfaces are commonly covered by protective layers, such as coatings or metallic films,
Donato Perfetto   +4 more
wiley   +1 more source

A Novel Magnetic Integration High-Efficiency Converter with Low Ripple and High Dynamic Response for the Hybrid Power Supply Systems of All-Electric Aircraft

open access: yesAerospace
With the continuous improvement of battery energy density and converter power density, as well as the miniaturization and lightweighting of related airborne electrical equipment, all-electric aircraft with hybrid power supply systems provide more trade ...
Li Chen   +5 more
doaj   +1 more source

U.S. LIGHTNING STRIKE DEATHS [PDF]

open access: yes
The risk of being struck by lightning is low, but the consequences of being struck by lightning ARE SERIOUS.To learn more about lightning, visit: www.cdc.gov/disasters/lightning\u2022 444- From 2006 through 2021, 444 people in the 444 United States died ...

core  

Sharing landscapes with wildlife: Conflict and coexistence between high nature value pastoral systems and large carnivores

open access: yesPeople and Nature, EarlyView.
Abstract High nature value (HNV) pastoral systems, that is those maintained by herding, transhumance and extensive grazing practices, are recognised as cornerstones of European biodiversity, cultural heritage and ecosystem service provision. Yet these systems are currently under significant pressure from a range of economic, social and environmental ...
Katrina Marsden   +7 more
wiley   +1 more source

DEATH BY LIGHTNING. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1903
A powerful man, weighing 212 pounds, 36 years old, was struck by lightning. In about 10 or 15 minutes I found him deeply cyanosed, skin relaxed and cool and the heart beating feebly, but there was no visible respiration. I gave him hypodermic injections of strychnin, whisky and finally the normal salt solution, keeping up artificial respiration for ten
openaire   +1 more source

Lightning is a major cause of large tree mortality in a lowland Neotropical forest.

open access: yesNew Phytologist, 2019
The mortality rates of large trees are critical to determining carbon stocks in tropical forests, but the mechanisms of tropical tree mortality remain poorly understood.
S. Yanoviak   +7 more
semanticscholar   +1 more source

Excitation of visual sensory experiences by electromagnetic fields of lightning

open access: yes, 2012
In this chapter, we will consider the possible interactions, either direct or indirect, of the lightning-generated electromagnetic fields with the brain or the visual system of humans to induce visual sensations. Some of these visual sensations are known
Cooray, Vernon,   +3 more
core   +1 more source

Thermoplastic‐Resin Transfer Molding Technology: Development and Challenges Toward Industrialization

open access: yesPolymer Composites, EarlyView.
Illustration of the key aspects involved in the manufacture of thermoplastic composites by T‐RTM highlighting the relationships between raw materials, resin mixing strategies, polymerization parameters, and processing equipment ranging from laboratory to industrial scale. ABSTRACT Driven by increasingly stringent international environmental regulations,
Filipe P. Martins   +4 more
wiley   +1 more source

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