Definition of Van Allen, James Alfred in English:

Share this entry

Van Allen, James Alfred

Pronunciation: /van ˈalən/
(1914–2006), US physicist. He used balloons and rockets to study cosmic radiation in the upper atmosphere and showed that specific zones of high radiation were the result of charged particles from the solar wind being trapped in two belts around the earth.

For editors and proofreaders

Syllabification: Van Al·len, James Alfred

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.