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Transverse velocity scaling in197Au+197Aufragmentation

2002/07/24 by J. Lukasik, J. Łukasik, S. Hudan +61
Engineering · Physics and Astronomy · #High-Energy Particle Collisions Research #Nuclear physics research studies #Nuclear reactor physics and engineering #nucl-ex

paper · pdf · doi:10.1103/physrevc.66.064606

published as Phys.Rev. C66 (2002) 064606 · 4 pages, 3 eps figures, RevTeX4, submitted to Phys. Rev

arxiv created 2002/07/24 · openalex publication_date 2002/12/18 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/30

Abstract

Invariant transverse-velocity spectra of intermediate-mass fragments were measured with the 4\ensuremathπ multidetector system INDRA for collisions of 197Au on 197Au at incident energies between 40 and 150 MeV per nucleon. Their scaling properties as a function of incident energy and atomic number Z are used to distinguish and characterize the emissions in (i) peripheral collisions at the projectile and target rapidities, and in (ii) central and (iii) peripheral collisions near midrapidity. The importance of dynamical effects is evident in all three cases and their origin is discussed.

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