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  • 1
    Electronic Resource
    Electronic Resource
    Induced Radioactivity of Short Period (1936)
    [s.l.] : Nature Publishing Group
    Nature 137 (1936), S. 865-865 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] CRANE, Delsasso, Fowler and Lauritsen1 have reported the existence of radioactive bodies of periods less than a second formed by bombarding lithium or boron with deuterons. They assume the active isotopes to be 8Li and 12B. It might be possible to ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/137865a0
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    Paper (German National Licenses)
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  • 2
    Electronic Resource
    Electronic Resource
    Radioactivity induced by Bombardment with Neutrons of Different Energies (1934)
    [s.l.] : Nature Publishing Group
    Nature 134 (1934), S. 177-177 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] FOLLOWING the announcements of Fermi and his collaborators1 on the radioactivity induced in many substances by bombardment with neutrons, we have undertaken some similar experiments. Using sources containing 50–100 millicuries of radon mixed with finely powdered beryllium, we ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/134177a0
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    Paper (German National Licenses)
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  • 3
    Electronic Resource
    Electronic Resource
    Radioactive Neon (1937)
    [s.l.] : Nature Publishing Group
    Nature 139 (1937), S. 757-757 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] IN a previous note1 it has been reported that the radioactive helium formed by bombarding fine-grained beryllium hydroxide with neutrons can be transferred by a stream of gas through a tube from the place of activation around a neutron source to a Geiger counter placed at some ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/139757a0
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    Paper (German National Licenses)
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  • 4
    Electronic Resource
    Electronic Resource
    Radio-Helium (1936)
    [s.l.] : Nature Publishing Group
    Nature 138 (1936), S. 400-400 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] THE following experiment concerning the nature of the radioactive element produced in beryllium when bombarded by fast neutrons1 was made on the suggestion of Dr. O. R. Frisch. Beryllium was precipitated as a hydroxide in a very fine-grained form (this was kindly done for ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/138400a0
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  • 5
    Electronic Resource
    Electronic Resource
    β-Ray Spectrum of Radio-Helium (1936)
    [s.l.] : Nature Publishing Group
    Nature 138 (1936), S. 400-401 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] IN order to investigate the energy distribution of the β-rays from radio-helium1, we have employed an expansion chamber constructed by Dr. J. C. Jacobsen and kindly lent to us. In the middle of the top plate, a thin-walled brass cylinder (0.05 gm. per cm.2, 1.5 cm. ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/138400b0
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    Paper (German National Licenses)
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  • 6
    Electronic Resource
    Electronic Resource
    Decay Curves of Uranium and Thorium Fission Products (1939)
    [s.l.] : Nature Publishing Group
    Nature 143 (1939), S. 794-794 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] IT has been suggested by Bohr1 that the rare isotope 23592U is responsible for the fission produced in uranium by slow neutrons, while the fission produced by fast neutrons is to be ascribed to the abundant isotope 23892U. In ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/143794a0
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  • 7
    Electronic Resource
    Electronic Resource
    Über die Gewinnung von Radium D und Polonium (1934)
    Springer
    The European physical journal 89 (1934), S. 277-282 
    Details
    ISSN: 1434-601X
    Source: Springer Online Journal Archives 1860-2000
    Topics: Physics
    Notes: Zusammenfassung Die radioaktive Schicht alter Emanationsröhrchen wird mittels Flußsäure abgeätzt. Aus der Lösung wird das Polonium durch Ausfällen auf Silber oder Nickel gewonnen. Nachher wird das Radium D als PbO2 elektrolytisch ausgeschieden.
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1007/BF01342022
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