Probing the decay mechanism of hot nuclei by Coulomb chronometry

Autor: Gruyer D., Bonnet E., Chbihi A., Frankland J.D.
Jazyk: angličtina
Rok vydání: 2015
Předmět:
Zdroj: EPJ Web of Conferences, Vol 88, p 01006 (2015)
Druh dokumentu: article
ISSN: 2100-014X
DOI: 10.1051/epjconf/20158801006
Popis: In this contribution, we propose a new Coulomb chronometer suitable for three-fragment exit channels. We use this chronometer to extract the evolution of the fragment emission time in 129Xe+catSn central collisions from 12 to 25 MeV/A bombarding energy. The involved time scale becomes compatible with simultaneous threefragment break-up above E* = 4.0 ± 0.5 MeV/A, which can be interpreted as the energy required for the onset of multifragmentation.
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