alpha emitter

noun

1. a radioactive isotope that emits alpha particles

Example Sentences

Thorium is an alpha emitter and, once in the body, it can cause cancer and other anomalies.

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The tests came back positive for polonium-210, an alpha emitter.

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One day he told Seaborg triumphantly that he had found an alpha emitter and had already ruled out that it could be an isotope of element 91, 92, or 93.

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Their method involved bombarding aluminum foils with alpha rays produced by their usual rudimentary source, a hunk of the inexpensive but vigorous alpha emitter polonium.

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There, scientists suspected that polonium, a powerful alpha emitter, was involved.

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