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  • 标题:QCD plasma instability and thermalisation at heavy ion collisions
  • 本地全文:下载
  • 作者:K. Rummukainen
  • 期刊名称:PoS - Proceedings of Science
  • 印刷版ISSN:1824-8039
  • 出版年度:2007
  • 出版社:SISSA, Scuola Internazionale Superiore di Studi Avanzati
  • 摘要:Under suitable non-equilibrium conditions QCD plasma can develop plasma instabilities, i.e. exponential growth of some modes of the plasma. It has been argued that these instabilities can play a significant role in the thermalisation of the plasma in heavy-ion collision experiments. We study the instability in SU(2) plasmas using the hard thermal loop effective lattice theory, which is suitable for studying real-time evolution of long wavelength modes in the plasma. We observe that under suitable conditions the plasma can indeed develop an instability which can grow to a very large magnitude, necessary for the rapid thermalisation in heavy-ion collisions.
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