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neowolf2.livejournal.com

"Lead stars" (giant stars unusually rich in lead) are actually metal-poor!

This is because lead is the end element of the S-process, and very metal-poor stars have fewer seed nuclei for the neutrons to be captured on, so each gets more neutrons, and more go all the way to the end.

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james_davis_nicoll

James Nicoll Reviews

May 2025

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