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Element 43

Abstract

EVERY time that physics has offered a new analytical tool to chemistry, the most striking success has been the discovery of new elements. Rubidium and csesium are thus offsprings of the use of the spectroscope, polonium and radium were discovered through the new methods of radioactivity, hafnium and rhenium were recognized through their X-ray spectra.

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References

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    See, however, Noddack, W., and Tacke, I., Sitzb. Preuss. Akad. der Wissenschaften, 19, 400 (1925).

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    Perrier, C., and Segré, E., J. Chem. Phys., 5, 712 (1937); and in the Press.

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    Cacciapuoti, B., and Segrè, E., Phys. Rev., 52, 1252 (1937); and unpublished results.

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    Segrè, E., Seaborg, G. T., Phys. Rev., 54, 772 (1938).

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    Abelson, P., unpublished results

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SEGRÉ, E. Element 43. Nature 143, 460–461 (1939). https://doi.org/10.1038/143460a0

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