TECHNICOLOR SIGNATURES IN HIGH - ENERGY EXPERIMENTS
ΓΕΩΡΓΙΟΣ ΤΡΙΑΝΤΑΦΥΛΛΟΥ · 1993
The Schwinger-Dyson equations " 14 3.3 The Δ ρ parameter 18 3.4 Calculation of the S parameter 26 3.5 Confrontation with LEP and SLC experiments 40 4. ENHANCEMENT OF if PRODUCTION VIA A COLOR OCTET TECHNIPION 4.1 Motivation 4.2 The cross-section 4.3 Results for the TeV-colliders 5. QED RADIATIVE CORRECTIONS TO THE DECAY x° -e+e" 5.1 Overview of the current experimental and theoretical situation 5.2 Soft photon «summation 5.3 Application to the decay x° -» e+e~ β.CONCLUSIONS Appendix A -The gap equations Appendix Β -The triangle diagram Appendix C • The effects of soft photon radiation Bibliography List of figures Page 3.1 Diagrammatic form of the gap equations for Σ(/(ρ 2 ).14 3.2 Diagrammatic form of the gap equations for Σο(ρ 2 ).15 3.3 Evaluation of ίο using the Pagels-Stolcar approximation.44 3.4 The mass functions Συ,ζ>(ρ 2 ) for A f = 10 TeV, m, = 110 GeV, and Σ 0 (Λ 2 ) = 5 GeV.45 3.5 The mass functions S(/,D(J> 2 ) for Λ, β 10 TeV, m* = 110 GeV, and Σ 0 (Λ 2 ) = 50 GeV.46 3.6 The mass functions SU,D(P*) for A ( = 10 TeV, m« a 110 GeV, and Σο(Λ 2 ) = 100 GeV.47 3.7 The mass functions ZuMp 2 ) ίοτ A m, = 110 GeV, and Σ σ (Λ 2 ) = 100 GeV.49 3.9 The S parameter as a function of No-50 4.1 The process gg -Pftt.52 4.2 The SSC differential cross-section ^ for Up -350 GeV and m, = 120 GeV.65 4.3 The SSC differential cross-section ^ for M P = 450 GeV and m ( = 120 GeV.66 vi 4.4 The SSC differential cross-section ^j for M P = 550 GeV and m ( = 120 GeV.6T 4.5 The LHC differential cross-section ^ for M P = 450 GeV and m, = 120 GeV.5.1 The decay τ° -• e + «~.5.2 The effective x° -« + -e~ vertex.5.3 The quantity 7^rjPo(*)/r.d(*-•»')• 5.4 The quantities ft,,«i(*)/Po(mi).B.l The triangle diagram.List of tables 3.1 Results for the Ap parameter.3.2 Results for the 5 parameter.4.1 The technicolor and QCD cross-sections 4.2 The technicolor and QCD cross-sections 4.3 The technicolor aud QCD cross-sections Page for Mp = 350 GeV. for Mp = 450 GeV. for Mp = 550 GeV.Vili PREFACE Tills dissertation is the result of four years of research at the Physics Department of Yale University.I would like to thank my advisor, Professor Thomas Appelquist, for his guidance and support all these years