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Article
Report number DFUB-02-01 ; hep-ex/0201039 ; DFUB-02-02 ; DFUB-2002-02
Title Fragmentation cross sections of 158 A GeV Pb ions in various targets measured with CR39 nuclear track detectors
Author(s) Cecchini, S. (Bologna U. ; INFN, Bologna ; IASF, Bologna) ; Giacomelli, G. (Bologna U. ; INFN, Bologna) ; Giorgini, M. (Bologna U. ; INFN, Bologna) ; Mandrioli, G. (Bologna U. ; INFN, Bologna) ; Patrizii, L. (Bologna U. ; INFN, Bologna) ; Popa, V. (Bologna U. ; INFN, Bologna ; Bucharest, Inst. Space Science) ; Serra, P. (Bologna U. ; INFN, Bologna) ; Sirri, G. (Bologna U. ; INFN, Bologna) ; Spurio, M. (Bologna U. ; INFN, Bologna)
Affiliation (Department of Physics and INFN, University of Bologna, Italy)
Publication 2002
Imprint 25 Jan 2002
Number of pages 16
Note 16 pages, 5 figures
In: Nucl. Phys. A 707 (2002) 513-524
DOI 10.1016/S0375-9474(02)00962-4
Subject category Particle Physics - Experiment
Accelerator/Facility, Experiment CERN SPS ; EMU18
Abstract We report the measurement of the fragmentation cross sections in high-energy nucleus-nucleus collisions using the 158 A GeV Pb beam from the CERN-SPS. The fragments have charges changed from that of the incident projectile nucleus by $\Delta Z=Z_{Pb}-Z_{frag}$, with 8 <\Delta Z <75. The targets range from polyethylene to lead. Charge identification is made with CR39 nuclear track detectors, measured with an automatic image analyzer system. The measured fragmentation cross sections are parameterized with an empirical relation in terms of the atomic mass of the target, and of the charge of the final fragment.
Copyright/License Elsevier Science B.V.



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Email contact: Maurizio.Spurio@bo.infn.it


 Element opprettet 2002-01-28, sist endret 2019-02-21


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