Sentences with phrase «altitude nuclear explosions»
The purpose appears to be to assess the impact of high altitude nuclear explosions on radio transmission and radar operations because of the electro - magnetic pulse (EMP), and to increase understanding of the geomagnetic field and the behaviour of the charged particles in it.
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To further support integrated space situational awareness, Reeves also led a team that developed the Dynamic Radiation Environment Assimilation Model (DREAM) to predict hazards from the natural space environment or high - altitude nuclear explosions.
His research has been valuable to the Laboratory's nuclear - test - detection satellite programs, and his work is significantly increasing the accuracy of predictions for the behavior of energetic electrons from high - altitude nuclear explosions.
Not exact matches
They hypothesize that the first explosive event was a jet of debris ejected to very high altitudes by a series of nuclear explosions within the reactor.
The day before launch, the U.S. had set off a nuclear explosion at an altitude of 400 kilometers just southwest of Johnston Island in the Pacific Ocean.