Made available in DSpace on 2022-04-28T20:14:15Z (GMT). No. of bitstreams: 0 Previous issue date: 2006-12-01; We report a new measurement of the tt̄ production cross section in pp̄ collisions at a center-of-mass energy of 1.96 TeV using events with one charged lepton (electron or muon), missing transverse energy, and jets. Using 425pb-1 of data collected using the D0 detector at the Fermilab Tevatron Collider, ...