@wellerstein this uranium enrichment slide is actually very handy! Where does it come from?
Used this slide last week to discuss U-235 enrichment during WWII, accidentally had last stage "boom" into being.pic.twitter.com/0kes7fb3Vg
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@jdhamblin The original graphic come from a 1950s social studies textbook that I scanned. I cleaned it up a bit.
End of conversation
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@wellerstein great slide!Thanks. Twitter will use this to make your timeline better. UndoUndo
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@wellerstein There was also a little bit of early work in photochemical separations.Thanks. Twitter will use this to make your timeline better. UndoUndo
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@wellerstein love the bit from Rhodes’ “Making of…” about using them in parallel, and Oppenheimer offering to resign over missing it.Thanks. Twitter will use this to make your timeline better. UndoUndo
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