Top Quark Polarization

Stephen Parke, FNAL

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

1. Outline
2. Reasons to Measure
3. Notation and Frames
4. Cross Section
5. Couplings
6. Angles at 400 GeV
7. Effect of Polarization
8. In the top rest frame
9. Dependence on CM Energy
10. Interference at 400 GeV
11. Interference at 800 GeV
12. Interference at 1500 GeV
13. QCD Corrections
14. Connection with Polarization
15. First Order QCD Correction
16. Spin Definition
17. QCD Correction at 400 GeV
18. QCD Correction at 800 GeV
19. QCD Correction at 1500 GeV
20. One Particle Correlations
21. Two Particle Correlations
22. Graphically in the Lab Frame
23. Off Diagonal Basis
24. One Two Particle Correlation in Top Rest Frame
25. In the Lab Frame
26. Another Two Particle Correlation Comparing Frames
27. Rapidity Distribution Top Rest Frame
28. Polarization Asymmetry
29. In the Helicity Basis
30. Still to Do
31. Conclusion