English

Excess Dileptons in High-Energy Nucleus-Nucleus Collisions

High Energy Physics - Phenomenology 2015-06-25 v1

Abstract

It has been observed recently that while continuum dilepton production and open charm production in high-energy pApA collisions can be described in terms of the superposition of pppp collisions, dilepton yields in S+U collisions are in excess of similar extrapolations. This feature can be explained as arising from the interaction of gluons produced in different soft baryon-baryon collisions, leading to additional open-charm pairs in nucleus-nucleus collisions but not in pApA collisions.

Cite

@article{arxiv.hep-ph/9510233,
  title  = {Excess Dileptons in High-Energy Nucleus-Nucleus Collisions},
  author = {Cheuk-Yin Wong and Zhong-Qi Wang},
  journal= {arXiv preprint arXiv:hep-ph/9510233},
  year   = {2015}
}

Comments

11 pages (REVTeX), includes 2 uuencoded compressed postscript figures