j.a. van allen

Van Allen

[van al-uhn]
James Alfred, 1914–2006, U.S. physicist and space scientist.
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World English Dictionary
Van Allen (væn ˈælən)
James Alfred. 1914--2006, US physicist, noted for his use of satellites to investigate cosmic radiation in the upper atmosphere

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin & History

Van Allen
name of radiation belts around the Earth (and certain other planets), 1939, from U.S. physicist James A. Van Allen(b.1914), who reported them in 1958.
Online Etymology Dictionary, © 2010 Douglas Harper
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