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| Definition Of: | ||
Atom
The smallest particle of an element that cannot be divided or broken up by chemical means. It consists of a central core of protons and neutrons, called the nucleus. Electrons revolve in orbits in the region surrounding the nucleus.
A service to the public by The U.S. Nuclear Regulatory Commission (NRC).
See also: Millirem , Geiger-Mueller counter , Background radiation , Integrated plant evaluation , Attenuation |
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International Codes INDEX:List of Terms: Terms beginning with "A", Page 1 |
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Page Number:
1 A: Page 1 of 1. |
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