Science Fair Project Encyclopedia
Helion
The helion is the nucleus of the helium-3 atom, one of the two stable isotopes of helium. The helion consists of two protons and one neutron. The nucleus of the helium-4 atom is called an alpha particle.
According to CODATA, the mass of a helion particle is 5.006 412 14(86) × 10-27 kg.
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10-26-2009 08:16:03
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The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details


