- [ previous ] - [ t o p ] - [ n e x t ] -

TOP Cross Section

  1. Overview
  2. Top
    1. mass

    2. CROSS SECTION

      • Test of Perturvative QCD

      • SM = 6.7 +0.71 -0.88 pb at 1.96TeV

        Deviation→non-SM contrib. such as SUSY decay

      • δσ/σ ∼7% with 2fb-1 expected.

      • Current results ⇒
      MeasurementResultLum(pb-1)
      di-lepton (e-e, e-mu, mu-mu)   8.7 +3.9 -2.6(stat) ±1.5(syst) pb 193
      di-lepton (lepton+isolated track)   6.9 +2.7 -2.4(stat) ±1.2(syst) ±0.4(lumi) pb 200
      l+jets (total transverse energy)   4.7 +/- 1.6 (stat) ± 1.8 (syst) pb 195
        More statistics needed

    3. branching ratio
    4. kinematics
    5. single-top production
  3. Bottom
yoshiaki.fujii@kek.jp, Mar.27,2004 at JPS Kyushu