helium 3


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Related to helium 3: nuclear fusion, tritium

he·li·um 3

(hē'lē-ŭm),
The rare stable isotope of helium (1.37 parts per million of ordinary helium); produced by the beta decay of tritium.

helium 3

3He
A stable isotope of helium whose nucleus contains two protons and a single neutron. The isotope is polarizable, making it suitable as a gaseous contrast agent for use in magnetic resonance imaging.
See also: helium
References in periodicals archive ?
Helium 3 could be an efficient fuel for nuclear fusion reactors which are still under development.
Scientists believe the Moon's rich resources of helium 3 could be used in futuristic fusion reactors on Earth that would generate electricity without producing nuclear waste.
The scientists also estimate that the greatest amounts of helium 3 will be found on the far side of the Moon.
Helium 3 is a stable and lighter version of regular helium gas.