Evidence of a Low-Intensity <span class="aps-inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><msup><mrow><mi>β</mi></mrow><mrow><mo>−</mo></mrow></msup></mrow></math></span> Transition in the Disintegration of <span class="aps-inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><mmultiscripts><mrow><mi mathvariant="normal">Tc</mi></mrow><mprescripts></mprescripts><mrow></mrow><mrow><mn>99</mn></mrow><mrow></mrow><mrow></mrow></mmultiscripts></mrow></math></span>

J. Legrand; J. Morel

doi:10.1103/PhysRevC.8.366

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Evidence of a Low-Intensity $β^{-}$ Transition in the Disintegration of ${}^{99}{Tc}$

J. Legrand and J. Morel

Laboratoire de Métrologie des Rayonnements Ionisants du Centre d'Etudes Nucléaires de Saclay, 91190 Gif-sur-Yvette, France

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Phys. Rev. C 8, 366 – Published 1 July, 1973

DOI: https://doi.org/10.1103/PhysRevC.8.366

Abstract

Evidence of very low-intensity $β^{-}$ transition in the disintegration of ${}^{99}{Tc}$ has been demonstrated. It leads to an 89-keV excited level of ${}^{99}{Rh}$ . Its intensity is 1.6 × $10^{- 5}$ .

References (15)

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[c1] G. T. Seaborg and E. Segre, Phys. Rev. 55, 808 (1939)

[c2] J. M. Siegel, Rev. Mod. Phys. 18, 539 (1946)

[c3] E. E. Motta, G. E. Boyd, and Q. V. Larsson, Phys. Rev. 72, 1270 (1947)

[c4] S. Fried, A. H. Jaffey, N. F. Hall, and L. E. Glendenin, Phys. Rev. 81, 714 (1951)

[c5] G. E. Boyd, Q. V. Larsson, and E. E. Motta, J. Am. Chem. Soc. 82, 809 (1960)

[c6] B. H. Ketelle and J. W. Ruch, Phys. Rev. 77, 565 (1950)

[c7] S. I. Taimuty, Phys. Rev. 81, 461 (1951)

[c8] L. Feldman and C. S. Wa, Phys. Rev. 87, 1091 (1952)

[c9] G. A. Moss and D. K. McDaniels, Phys. Rev. 162, 1087 (1967)

[c10] N. M. Antonova, E. P. Grigorev, and L. F. Protasova, Izv. Akad. Nauk. SSSR Ser. Fiz. 34, 865 (1970)

[c11] L. N. Zyranova, Once Forbidden Beta Transitions (Pergamon, Elmsford, N. Y., 1963)

[c12] R. C. Greenwood, R. G. Helmer, and R. J. Gehrke, Nucl. Instrum. Methods 77, 141 (1970)

[c13] P. I. Connors, thesis, Pennsylvania State University, University Park, 1966 (unpublished)

[c14] O. C. Kistner, S. Monaro, and A. Schwarzchild, Phys. Rev. 137, B23 (1965)

[c15] R. A. Hager and E. C. Seltzer, Nucl. Data A4, 56 (1968)

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Evidence of a Low-Intensity $β^{-}$ Transition in the Disintegration of ${}^{99}{Tc}$

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References (15)

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Evidence of a Low-Intensity β− Transition in the Disintegration of Tc99

Abstract

References (15)

Evidence of a Low-Intensity $β^{-}$ Transition in the Disintegration of ${}^{99}{Tc}$