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While < sup > 153 </ sup > Eu is stable, < sup > 151 </ sup > Eu was recently found to be unstable to alpha decay with half-life of, giving about 1 alpha decay per two minutes in every kilogram of natural europium.

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While < sup > 153 </ sup > Eu is stable, < sup > 151 </ sup > Eu was recently found to be unstable and to undergo alpha decay with half-life of.

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Promote Demote Fragment Fix

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