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Accueil > Productions scientifiques > Articles > Publiés > Experimental overview of Ni+Ni collisions at 32 MeV/nucleon : discriminant analysis and duality in the decay modes of a fusion-like system

Experimental overview of Ni+Ni collisions at 32 MeV/nucleon : discriminant analysis and duality in the decay modes of a fusion-like system

P. Lautesse et al

PHYSICAL REVIEW C 71, 034602 (2005)

58Ni+58Ni collisions at 32 MeV/nucleon have been studied with the 4π multidetector INDRA. The evolution from binary (dissipative) collisions to a fusionlike process is evidenced with decreasing impact parameter throughout a set of experimental observables within a discriminant analysis. Preequilibrium effects and characteristics of a single-source emission are discussed. A coexistence (bimodality) between two decay mechanisms is pointed out and examined in the context of a multiple-fragment (particle) emission.

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INDRA