Published August 1998 | Version v1
Journal article

Measurement of the σthinsp(W+ ≥1 Jet)thinsp/σthinsp(W) Cross Section Ratio from pp Collisions at √ (s) =1.8 TeV

  • 1. Argonne National Laboratory, Argonne, Illinois 60439 (United States)
  • 2. Istituto Nazionale di Fisica Nucleare, University of Bologna, I-40127 Bologna (Italy)
  • 3. Brandeis University, Waltham, Massachusetts 02254 (United States)
  • 4. University of California at Los Angeles, Los Angeles, California 90024 (United States)
  • 5. University of Chicago, Chicago, Illinois 60637 (United States)
  • 6. Duke University, Durham, North Carolina 27708 (United States)
  • 7. Fermi National Accelerator Laboratory, Batavia, Illinois 60510 (United States)
  • 8. University of Florida, Gainesville, Florida 32611 (United States)
  • 9. Laboratori Nazionali di Frascati, Istituto Nazionale di Fisica Nucleare, I-00044 Frascati (Italy)
  • 10. University of Geneva, CH-1211 Geneva 4 (Switzerland)

Description

The ratio of the W+≥1 jet cross section to the inclusive W cross section is measured using W±→e±ν events from pp collisions at √ (s) =1.8 TeV . The data are from 108 pb-1 of integrated luminosity collected with the Collider Detector at Fermilab. Measurements of the cross section ratio for jet transverse energy thresholds (EminT) ranging from 15 to 95thinspthinspGeV are compared to theoretical predictions using next-to-leading-order QCD calculations. Data and theory agree well for EminT>25 GeV , where the predictions lie within 1 standard deviation of the measured values. copyright 1998 The American Physical Society

Additional details

Publishing Information

Journal Title
Physical Review Letters
Journal Volume
81
Journal Issue
7
Journal Page Range
p. 1367-1372
ISSN
0031-9007
CODEN
PRLTAO