| plutonium |
An artificially produced element that is fissile and radioactive. It is created when an atom of uranium-238 captures a slow neutron in its nucleus.
출처: www.lrb.usace.army.mil/fusrap/glossary-op.htm
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| plutonium |
A highly toxic, heavy, radioactive metallic element. There are 15 isotopes of plutonium, of which only five are produced in significant quantities: plutonium-238, -239, -240, -241, and -242. Plutonium-239 is the most important plutonium isotope as it is fissile and is used in nuclear weapons and some reactors. One the other hand, plutonium-240 is unsuitable for use in nuclear weapons and reactor fuel. ...
출처: www.ieer.org/clssroom/glossary.html
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| plutonium |
An artificially produced radioactive element. It is used in nuclear bombs.
출처: www.banthebomb.org/archives/educ/glossary.html
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| plutonium |
a human-made radioactive element heavier than uranium. Plutonium-239 is the plutonium isotope commonly used in nuclear weapons; it emits highly dangerous alpha radiation and has a halflife of 24,000 years.
출처: www.icomm.ca/ee/folkkampanjen/nwgloss.html
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