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Products of the Fission of the Uranium Nucleus


O. Hahn and F. Strassmann1 have discovered a new type of nuclear reaction, the splitting into two smaller nuclei of the nuclei of uranium and thorium under neutron bombardment. Thus they demonstrated the production of nuclei of barium, lanthanum, strontium, yttrium, and, more recently, of xenon and cæsium.

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  1. Hahn, O., and Strassmann, F., Naturwiss., 27, 11, 89, and 163 (1939).

    Article  ADS  CAS  Google Scholar 

  2. Meitner, L., and Frisch, O. R., NATURE, 143, 239 (1939). Bohr, N., NATURE, 143, 330 (1939).

    Article  ADS  CAS  Google Scholar 

  3. Frisch, O. R., NATURE, 143, 276 (1939).

    Article  ADS  CAS  Google Scholar 

  4. Fowler, R. D., and Dodson, R. W., NATURE, 143, 233 (1939). Jentschke, W., and Prankl, F., Naturwiss., 27, 134 (1939).

    Google Scholar 

  5. Joliot, F., C. R., 208, 341 (1939).

    CAS  Google Scholar 

  6. Hahn, O., Meitner, L., and Strassmann, F., Chem. Ber., 69, 905 (1936); and 70, 1374 (1937).

    Article  Google Scholar 

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MEITNER, L., FRISCH, O. Products of the Fission of the Uranium Nucleus. Nature 143, 471–472 (1939).

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