From Wikipedia, the free encyclopedia

Track significance, in high energy collision experiments, is defined as the ratio between the impact parameter of a track (distance from the primary vertex) and the estimated error in it. [1] [2]

Formula

References

  1. ^ Abbott, B.; et al. (1999). "Measurement of W and Z boson production cross sections in pp collisions at s = 1.8 TeV". Physical Review D. 60 (5): 052003. arXiv: hep-ex/9901040. Bibcode: 1999PhRvD..60e2003A. doi: 10.1103/PhysRevD.60.052003. hdl: 1808/15346. S2CID  14109344.
  2. ^ Onishchuk, Yuriy (2010). "Production of heavy flavours at HERA". Nuclear Physics B: Proceedings Supplements. 207: 383–386. Bibcode: 2010NuPhS.207..383O. doi: 10.1016/j.nuclphysbps.2010.10.100. ISSN  0920-5632.