Emission of intermediate-mass fragments in the interaction of 16O with 59Co, 93Nb and 197Au

  • E. Gadioli
  • , G. F. Steyn
  • , F. Albertini
  • , C. Birattari
  • , M. Cavinato
  • , S. H. Connell
  • , A. A. Cowley
  • , E. Fabrici
  • , S. V. Förtsch
  • , E. Gadioli Erba
  • , J. J. Lawrie
  • , M. Pigni
  • , J. P.F. Sellschop
  • , E. Sideras Haddad

Research output: Contribution to journalArticlepeer-review

21 Citations (Scopus)

Abstract

In this paper we study the emission of 8Begs, B and N fragments in the interaction of 160 ions with 59Co, 93Nb and 197Au at incident energies varying from 6 to 25 MeV/nucleon. The spectra of these fragments, as well as those of C fragments studied in a previous paper, are dominated at forward angles by a component originating from break-up of 16O. At the higher incident energies break-up occurs after quite a sizeable projectile energy loss. Another mechanism which dominates at large emission angles, favours the emission of low-energy fragments and is attributed to the coalescence of nucleons during the cascade of nucleon-nucleon interactions by means of which the excited nuclei produced in the primary two-ion interaction thermalize.

Original languageEnglish
Pages (from-to)195-212
Number of pages18
JournalEuropean Physical Journal A
Volume17
Issue number2
DOIs
Publication statusPublished - Jun 2003
Externally publishedYes

ASJC Scopus subject areas

  • Nuclear and High Energy Physics

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