Gluon Radiation in Top Production and Decay

Lynne Orr, University of Rochester

Talk given at Keystone Workshop on Physics and Detectors for Future e⁺e^- Linear Colliders. The talk was at the joint Top-QCD Physics Sessions on Sunday 27 September 1998.

1. Outline
2. Gluons and top at e⁺e^-: Motivation
3. Gluons and top at e⁺e^-: Characteristics
4. Preliminary Results
5. Radiated Fraction in Production
6. Gluon Energy Spectrum at 500 GeV
7. Gluon Energy Spectrum at 1 TeV
8. b and t energy spectrum at 500 GeV
9. b and t energy spectrum at 1 TeV
10. Top Mass Reconstruction
11. Angle Between b and gluon
12. Rectonstructed Top Mass at 600 GeV
13. Soft Gluon Distribution
14. When the b and top are back-to-back
15. Angle between top and gluon at 500 GeV
16. Angle between top and gluon at 750 GeV
17. Angle between top and gluon at 1 TeV
18. Conclusion