Measurement of the Z boson cross-section in - Harvard University ...

Chapter 1: Introduction and Theoretical Overview 18
σ (nb)
10 9
10 8
10 7
10 6
10 5
10 4
10 3
10 2
10 1
10 0
10 -1
10 -2
10 -3
10 -4
10 -5
10 -6
10 -7
proton - (anti)proton cross sections
σ tot
σ b
jet
σ (E > √s/20)
jet T
σ W
σ Z
jet
σ (E > 100 GeV)
jet T
σ t
jet
σ (E > √s/4)
jet T
σ Higgs (M H = 150 GeV)
σ Higgs (M H = 500 GeV)
Tevatron
0.1 1 10
√s (TeV)
LHC
Figure 1.6: Total cross-sections for a number of SM processes at the Tevatron and
at the LHC. The right axis shows the number of events expected per second at an
instantaneous luminosity of 10 33 cm −2 s −1 .
10 9
10 8
10 7
10 6
10 5
10 4
10 3
10 2
10 1
10 0
10 -1
10 -2
10 -3
10 -4
10 -5
10 -6
10 -7
events/sec for L = 10 33 cm -2 s -1