Showing papers by "John Archibald Wheeler published in 2009"
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TL;DR: On a morning walk across the snowy Princeton campus early in 1939, Niels Bohr suddenly understood that the rare isotope uranium-235 was alone responsible for the recently discovered nuclear fission.
Abstract: On a morning walk across the snowy Princeton campus early in 1939, Niels Bohr suddenly understood that the rare isotope uranium-235 was alone responsible for the recently discovered nuclear fission.
8 citations