弹核破碎中碎片产生的源尺寸标度
核实验
2008-11-26 v1
摘要
在 43 MeV/核子的 Cl+Au 和 35 MeV/核子的 Ge+Ti 周边碰撞中,研究了碎片产生作为源质量和激发能量的函数。结果与 ALADIN 合作组获得的 600 MeV/核子 Au+Au 数据进行比较。给出了由 35 到 190 的质量标度,其与每核子激发能量强相关,暗示了热碎片产生机制。与标准级联衰变模型和晶格气体模型进行了比较。来自热旋转源的碎片发射无法再现实验源尺寸标度。
引用
@article{arxiv.nucl-ex/9607009,
title = {Source size scaling of fragment production in projectile breakup},
author = {L. Beaulieu and D. R. Bowman and D. Fox and S. Das Gupta and J. Pan and G. C. Ball and B. Djerroud and D. Dore and A. Galindo-Uribarri and D. Guinet and E. Hagberg and D. Horn and R. Laforest and Y. Larochelle and P. Lautesse and M. Samri and R. Roy and C. St-Pierre},
journal= {arXiv preprint arXiv:nucl-ex/9607009},
year = {2008}
}
备注
13 pages LaTeX file, including 3 postscript figures (in .tar.gz fornmat), accepted in Phys. Rev. C . Also available at http://thomson.phy.ulaval.ca/ions_lourds/gil-en.html