alb3821517

James Van Allen, American Space Scientist

Space scientist Dr. James Alfred Van Allen (1914-2006), surrounded by associates at the State University of Iowa. Dr. Van Allen is credited with confirming the existence of radiation belts. The most important discovery of the 1957-58 International Geophysical Year was acknowledged to be the discovery of zones of trapped radiation--protons and electrons---surrounding Earth. Van Allen and his group interpreted data from Geiger counters placed on board the first Explorer satellites.
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Titre:
James Van Allen, American Space Scientist
Space scientist Dr. James Alfred Van Allen (1914-2006), surrounded by associates at the State University of Iowa. Dr. Van Allen is credited with confirming the existence of radiation belts. The most important discovery of the 1957-58 International Geophysical Year was acknowledged to be the discovery of zones of trapped radiation--protons and electrons---surrounding Earth. Van Allen and his group interpreted data from Geiger counters placed on board the first Explorer satellites.
Crédit:
Album / NASA/Science Source
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Taille de l'image:
3590 x 2550 px | 26.2 MB
Taille d'impression:
30.4 x 21.6 cm | 12.0 x 8.5 in (300 dpi)