EPJ Web of Conferences (Jan 2015)

Spin distribution measurement for 64Ni + 100Mo at near and above barrier energies

  • Singh Varinderjit,
  • Ackermann D.,
  • Antalic S.,
  • Axiotis M.,
  • Bazzacco D.,
  • Corradi L.,
  • De Angelis G.,
  • Farnea E.,
  • Gadea A.,
  • Heßberger F.P.,
  • Itkis M.G.,
  • Kniajeva G.N.,
  • Kozulin E.M.,
  • Martinez T.,
  • Marginean N.,
  • Menegazzo R.,
  • Montagnoli G.,
  • Napoli D.R.,
  • Oganessian Yu. Ts.,
  • Ruan M.,
  • Sagaidak R.N.,
  • Scarlassara F.,
  • Stefanini A.M.,
  • Szilner S.,
  • Ur C.

DOI
https://doi.org/10.1051/epjconf/20158600053
Journal volume & issue
Vol. 86
p. 00053

Abstract

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Spin distribution measurements were performed for the reaction 64Ni + 100Mo at three beam energies ranging from 230 to 260 MeV. Compound nucleus (CN) spin distributions were obtained channel selective for each evaporation residue populated by the de-excitation cascade. A comparison of the spin distribution at different beam energies indicates that its slope becomes steeper and steeper with increasing beam energy. This change in slope of the spin distribution is mainly due to the onset of fission competition with particle evaporation at higher beam energies.