Encyclopedianucleonnucleon, term applying to both the proton and the neutron, the two constituents of atomic nuclei. The nucleon may be considered a single particle, of which the proton and the neutron are two different states. See atom; elementary particles. The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved. More on nucleon from Fact Monster:
- baryon - baryon baryon [Gr.,=heavy], class of elementary particles that includes the proton, the neutron, ...
- hyperon - hyperon hyperon , class of elementary particles heavier than nucleons (proton and neutron). The ...
- nucleus, in physics: Models of the Nucleus - Models of the Nucleus Several models of the nucleus have evolved that fit certain aspects of ...
- elementary particles: The Discovery of Elementary Particles - The Discovery of Elementary Particles The first subatomic particle to be discovered was the ...
- mass number - mass number mass number, often represented by the symbol A, the total number of nucleons (neutrons ...
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