First measurement of the beta spectrum of 241Pu with a cryogenic detector

M Loidl1, M Rodrigues, B Censier

  • 1LNE-Laboratoire National Henri Becquerel, CEA Saclay, DRT/LIST, Gif-sur-Yvette, France. martin.loidl@cea.fr

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Nuclear Transmutation

Nuclear transmutation is the conversion of one nuclide into another. It can occur by the radioactive decay of a nucleus, or the reaction of a nucleus with another particle. The first manmade nucleus was produced in Ernest Rutherford’s laboratory in 1919 by a transmutation reaction, the bombardment of one type of nuclei with other nuclei or with neutrons. Rutherford bombarded nitrogen-14 atoms with high-speed α particles from a natural radioactive isotope of radium and observed protons being...