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eppur_se_muova

(39,454 posts)
1. It *still* blows my mind to read about KILOGRAMS of Americium and Curium.
Thu Jan 23, 2025, 02:54 PM
Jan 2025


This is what I still think of when I think of the heavier actinides -- first isolation of macroscopic samples during the Manhattan Project. Two spaces of the Periodic Table were filled by *classified* wartime discoveries !

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