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Definition
| A nuclear particle identical to a helium nucleus |
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Definition
| A particle identical to an electron |
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Definition
| A fission reaction that will continue once it has been initiated by a high energy neutron bombarding a heavy nucleus |
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Definition
| A diagram of the decay of a radioactive element |
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Definition
| A process in which large nuclei are split into smaller pieces, releasing large amounts of energy |
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Definition
| A reaction in which large amounts of energy are released when small nuclei combine to form larger nuclei |
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Definition
| High energy radiation emitted by an unstable nucleus |
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Definition
| The length of time it takes for one half of a radioactive sample to decay |
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Definition
| A particle with no mass and a positive charge (positive electron symbol) |
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Definition
| A measure of an amount of radiation absorbed by the body |
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Definition
| Energy or particles released by radioactive atoms |
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Definition
| The process by which an unstable nucleus breaks down with the release of high energy radiation |
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Definition
| The image of a site in the body created by the detection of radiation from radioactive isotopes that have accumulated in that site |
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Definition
| Materials used to provide protection form radioactive sources |
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