Study of large fragments of uranium projectiles of energy 0.927 GeV/n in Al target |
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Authors: | D P Bhattacharyya S Chakrabarty R Rakshit B Basu Pratibha Pal and S Biswas |
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Institution: | (1) Department of Theoretical Physics, Indian Association for the Cultivation of Science, 700 032 Jadavpur, Calcutta, India;(2) Cosmic Ray and Space Physics Division, Tata Institute of Fundamental Research Colaba, 400 005 Bombay, India |
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Abstract: | Summary A stack consisting of CR-39(DOP) detector with 2.6 cm Al target was exposed to a238U beam of energy 0.927 GeV/n from LBL BEVALAC to study the large-fragmentation phenomena during U+Al interaction. The diameter
distribution of the etch pits formed in the plastic detectors for the first three projectile fragments of chargeZ
F≥89 yields the partial cross-section data which is comparable to the data obtained from the cone length distribution. The
present result on the partial cross-section is significantly higher than those expected from the abrasion-ablation model of
Wilson, Townsed and Badavi (1987).
The authors of this paper have agreed not to receive the proofs for correction. |
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Keywords: | Cosmic-ray effects in meteorites and terrestrial matter |
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