| D0 Top Group Public Results |
| Channel |
Description (Link to webpage) |
Measurement |
Integrated
Luminosity (pb-1) |
Date
Approved |
| Top Pair Production Cross Section Summary of approved results (.eps) (last updated 07/18/2005) |
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| lepton+jets | Topological | sigma(tt) = 6.7 +1.4 -1.3 (stat) +1.6 -1.1 (syst) +/- 0.4 (lumi) pb | 230 | FINAL 4/25/2005 Submitted to PLB |
| lepton+jets |
Lifetime
tagging |
sigma(tt) = 8.6 +1.6 -1.5
(stat+syst) +/- 0.6 (lumi) pb |
230 | FINAL 4/28/2005 Submitted to PLB |
| lepton+jets | Lifetime tagging | sigma(tt) = 8.1 +1.3 -1.2 (stat+syst) +/- 0.5 (lumi) pb |
370 | UPDATED 7/19/2005 Conference Note |
| dilepton | Topological | sigma(tt) = 8.6 +3.2 -2.7 (stat) +/- 1.1 (syst) +/- 0.6 (lumi) pb | 230 | FINAL 5/26/2005 Submitted to PLB |
| dilepton | Topological | sigma(tt) = 8.6 +2.3 -2.0 (stat) +1.2 -1.0 (syst) +/- 0.6 (lumi) pb | 370 | UPDATED 7/1/2005 Conference Note |
| emu |
Lifetime
tagging |
sigma(tt)
= 11.1 +5.8 -4.3 (stat) +/- 1.4 (syst) +/- 0.7 (lumi) pb |
158 |
8/3/2004 Conference Note |
| alljets |
Lifetime
Tagging |
sigma(tt)
= 7.7 +3.4 -3.3 (stat) +4.7 -3.8 (syst) +/- 0.5 (lumi) pb |
162 |
7/19/2004 Conference Note |
| Top Quark Mass Summary of approved results (.eps) (last updated 07/20/2005) |
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| lepton+jets | Matrix
Element Method (w/ in-situ JES calibration) |
m(top)
= 169.5 +/- 4.4 (stat+JES) +1.7 -1.6 (syst) GeV |
320 |
NEW 7/19/2005 Conference Note |
| lepton+jets | Template Method | topological analysis : m(top) = 169.9 +/- 5.8 (stat) +7.8 -7.1 (syst) GeV b-tagged analysis: m(top) = 170.6 +/- 4.2 (stat) +/- 6.0 (syst) GeV |
230 | 3/1/2005 Conference Note |
| dilepton |
Matrix
Weighting Method |
m(top)
=
155 +14 -13 (stat) +/- 7 (syst) GeV |
230 |
2/21/2005 Conference Note |
| lepton+jets | Template
Method Ideogram Method |
Template:
m(top) = 170.0 +/- 6.5 (stat) +10.5 -6.1 (syst) GeV Ideogram: m(top) = 177.5 +/- 5.8 (stat) +/- 7.1 (syst) GeV |
160 | 8/12/2004 Conference Note |
| W Helicity |
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| lepton+jets | cos(theta*) Combined lifetime tagging and topological analyses |
F+
= 0.00 +/- 0.13 (stat) +/- 0.07 (syst) F+ <0.25 @ 95% CL |
230 | FINAL 5/13/2005 PRD 72, 011104(R) |
| dileptons | Lepton
pT Topological analysis |
F+ = 0.13 +/- 0.20 (stat) +/- 0.06 (syst) Combination with lepton+jets (230 pb-1): F+ = 0.04 +/- 0.11 (stat) +/- 0.06 (syst); F+ <0.25 @ 95% CL |
370 |
NEW 7/5/2005 Conference Note |
| Other Top Quark Properties |
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| lepton+jets |
Simultaneous
measurement of R=BR(t->Wb)/BR(t->Wq) and sigma(tt) |
R = 1.03 +0.19 -0.17 (stat+syst) sigma(tt) = 7.9 +1.7 -1.5 (stat+syst) +/- 0.5 (lumi) pb |
230 | UPDATED 6/15/2005 Conference Note |
| lepton+jets | Search
for ttbar resonances |
Leptophobic Z' boson with MZ'<680
GeV and GammaZ'=1.2%MZ' encluded at 95% CL |
370 | NEW 7/20/2005 Conference Note |
| Search
for Single Top Quark
Production |
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| lepton+jets |
Cuts-based analysis Decision tree analysis |
s-channel: sigma(tb) < 10.6 pb @ 95% CL t-channel: sigma(tqb) < 11.3 pb @ 95% CL s-channel: sigma(tb) < 8.3 pb @ 95% CL t-channel: sigma(tqb) < 8.1 pb @ 95% CL |
230 |
3/4/2005 Conference Note |
| lepton+jets | NN analysis | s-channel: sigma(tb) < 6.4 pb @ 95% CL t-channel: sigma(tqb) < 5.0 pb @ 95% CL |
230 | FINAL 5/19/2005 PLB 622 (2005) 265-276 |
| lepton+jets | Likelihood analysis | s-channel: sigma(tb) < 5.0 pb @ 95% CL t-channel: sigma(tqb) < 4.4 pb @ 95% CL WORLD BEST LIMITS!!! |
370 | NEW 7/20/2005 Conference Note |