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was the discovery of artificial transmutation of uranium
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Fritz Strassman team began investigating neutron-induced uranium decay
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uranium, with an atomic number of 92, had the most protons of any known element
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Hahn was sure of the chemical evidence of transurances
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political situation in germany had become dangerous for meitner
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nuclear investigators provided a stunning explanation for the mysterious results of uranium forced transformation
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meitner proposed that uranium nuclei had been broken apart into elemental fragments