Results 201 to 210 of about 40,564 (247)
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Industrial accidents triggered by lightning
Journal of Hazardous Materials, 2010Natural disasters can cause major accidents in chemical facilities where they can lead to the release of hazardous materials which in turn can result in fires, explosions or toxic dispersion. Lightning strikes are the most frequent cause of major accidents triggered by natural events.
RENNI, ELISABETTA +2 more
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SPIE Proceedings, 1998
A series of field experiments for laser triggered lightning have been carried out targeting the winter thunderstorms in Fukui, Japan. A combination of a 2 kJ CO 2 laser system, a 600 J Nd-glass laser and a 4th harmonics 100 mJ YAG laser was used to produce a plasma channel which are effective to trigger and guide an electrical leader from the ...
Yoshinori Shimada +8 more
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A series of field experiments for laser triggered lightning have been carried out targeting the winter thunderstorms in Fukui, Japan. A combination of a 2 kJ CO 2 laser system, a 600 J Nd-glass laser and a 4th harmonics 100 mJ YAG laser was used to produce a plasma channel which are effective to trigger and guide an electrical leader from the ...
Yoshinori Shimada +8 more
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2004 Asia-Pacific Radio Science Conference, 2004. Proceedings., 2005
In the summer of 1998 and 1999, the experiments of triggered lightning aimed at testing and comparing the function of conventional type of lightning rod and the so-called semiconductor lightning eliminator (SLE) were conducted in Guangzhou, southern China.
null Yijun Zhang, null Xinsheng Liu
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In the summer of 1998 and 1999, the experiments of triggered lightning aimed at testing and comparing the function of conventional type of lightning rod and the so-called semiconductor lightning eliminator (SLE) were conducted in Guangzhou, southern China.
null Yijun Zhang, null Xinsheng Liu
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Observation of lightning current in the soil by rocket-triggered lightning
2016 33rd International Conference on Lightning Protection (ICLP), 2016In recent years, there has been a significant increase in the damage to electrical and electronic devices owing to lightning surge-induced overvoltage/overcurrent, in Japan. In particular, the lightning surge overcurrent that flows through grounding lines can cause serious damage to electronic equipment.
Shinji Yasui +5 more
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Triggered lightning in New Mexico
Journal of Geophysical Research: Atmospheres, 1984Triggered lightning experiments with rockets pulling a grounded wire were performed at Langmuir Laboratory in 1981. Out of 56 firings, 35 events were triggered among which 29 had a peak current intensity above 2 kA and 27 were hybrid flashes. The highest current peak is 40 kA±10%.
P. Hubert +3 more
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Rocket-triggered lightning and new insights into lightning
2010The rocket-and-wire technique has been routinely used since the 1970s to artificially initiate (trigger) lightning from natural thunderclouds for purposes of research and testing. Leader/return stroke sequences in triggered lightning are similar in most (if not all) respects to subsequent leader/return-stroke sequences in natural downward lightning and
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Lightning triggers nuclear reactions
C&EN Global Enterprise, 2017Nearly 100 years ago, physicists proposed that high-energy processes occurring during thunderstorms might trigger nuclear reactions.
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A Study of the Effects of Triggered Lightning.
1984Abstract : The characteristics of lightning, artificially induced by wire-trailing rockets were measured in a cooperative program involving investigators from France, from the Flight Hazards Branch of Wright-Patterson Air Force Base and from New Mexico Institute of Mining & Technology.
C. R. Holmes, C. B. Moore
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Artificially triggered lightning above land
Nature, 1975LIGHTNING has been triggered artificially in the Massif Central by launching small rockets carrying a thin steel wire connected to the ground. During two investigations in 1973 and 1974, a total of 20 triggerings have been achieved. Photographic evidence establishes the existence of two kinds of luminous object, lasting several tenths of a second ...
R. FIEUX, C. GARY, P. HUBERT
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Statistics on artificially triggered lightning
Journal of Geophysical Research: Atmospheres, 1994The Faculté Polytechnique of Mons has participated in the last three programs of artificially triggered lightning in Saint‐Privat d'Allier, France (1986, 1990, and 1991). Measurements of the vertical part of the electric field E and electric field derivative (dE/dt) only 50 m from the discharge were made in 1990 and 1991.
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