Isometric Transition

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Isometric Transition

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A radioactive transition from one nuclear isomer to another of lower energy. </dd>
The deexcitation of the nuclei in the metastable state may occur by gamma emission or by internal conversion followed by emission of X-rays and Auger electrons, or both. It is a type of forbidden transition. </dd>

References

This article is based on NASA's Dictionary of Technical Terms for Aerospace Use