Abstract
A measurement of the tt¯ production cross section in pp collisions at s=7 TeV is presented. The results are based on data corresponding to an integrated luminosity of 2.3 fb−1 collected by the CMS detector at the LHC. Selected events are required to have one isolated, high transverse momentum electron or muon, large missing transverse energy, and hadronic jets, at least one of which must be consistent with having originated from a b quark. The measured cross section is 158.1±2.1(stat.)±10.2(syst.)±3.5(lum.) pb, in agreement with standard model predictions.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 83-104 |
| Number of pages | 22 |
| Journal | Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics |
| Volume | 720 |
| Issue number | 1-3 |
| DOIs | |
| State | Published - Mar 13 2013 |
All Science Journal Classification (ASJC) codes
- Nuclear and High Energy Physics
Keywords
- CMS
- Cross section
- LHC
- Physics
- Top quark
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